RESUME. Dr. P. T. Perumal. CSIR-Emeritus Scientist. Organic Chemistry ...... N.
Vidhya Lakshmi, and P. T. Perumal, “ A Simple And Eco-Friendly Synthesis.
RESUME Dr. P. T. Perumal CSIR-Emeritus Scientist Organic Chemistry Division Central Leather Research Institute Adyar Chennai- 20.
Achievements: I am heading a team of more than 25 Scientific staff and Researchers in the Dept. of Organic Chemistry in CLRI. My work is mainly focused on (i)Synthesis of Heterocyclic compounds using Inverse Electron Demand Diels-Alder (IED) Strategy (ii) Synthesis of heterocyclic compounds by using Vilsmeier reagent (iii) Multi component reaction , Acylation , alkylation and oxidation reactions and (iv) Green chemistry approach to synthesis of heterocyclic compounds by Ionic liquid mediated reactions; Solvent free reactions; Microwave assisted reactions and Water mediated reactions: Most of the synthesised compounds were tested for their biological activities. This has brought out good number of publications in highly cited journals and also we have generated ECF to some extent. 1. Technology development : (i)
Process for PCP substitutes like TCMTB and OITZ has been developed.
(ii)
Process for the extraction and formulation of natural dyes and pigments Suitable for fashion leathers has been standardized.
(iii) (iv) (v)
Technical know-how for preparation of a substituted triazole compound, an Agrochemical intermediate has been released to Nagarjuna Agro Chem. Ltd. Hyderabad. Duration : 3 years Technical know-how for preparation of pharmaceutical intermediates has been released Tagros Chemicals Ltd. Chennai. Duration : 2 years. Large scale preparation of p-quinol ethers and hydantion resins (DRDO)
2. Basic research : i) Biocides based on Vilsmeier and Diels-Alder-adducts are available for valuation. (ii) Process for the preparation of syntans having light resistance and filling characteristics have been developed at laboratory level. 3. Patents : (i) A novel process for the preparation of eco-friendly black colourant for leather from myrobalan sludge has been patented.(Indian Patent Application No. 1868DEL97).
(ii) A process for the preparation of plant based (Punica granatum) acrylate complex has been patented. (Indian Patent Aplication No. 1057DEL2001) 4. Publications : More than300 papers were published in national and international journals with high impact factors. 5. HRD : 27 Research students from this division were awarded Ph.D.degrees till date. 6. Age &Date of birth
61yrs, 06-03-1951
:
7. Date of joining CSIR
20 - 02 – 1985 as Scientist-C (IICT)
:
8. Academic Qualifications M.Sc.(Organic Chemistry) First Class
Madurai University 1976
Ph.D (Organic Chemistry)
I.I. Sc., Bangalore
:35 years in the field of synthetic organic chemistry and medicinal Chemistry.
9. Research Experience and Area of Specialization 10. Visits Abroad PDF (Organic Chemistry)
81-83
Visiting Scientist
89-91
Inivited Lecture
2001
Distinguished Visitor
2005
Visiting Professor Distinguished Visitor
2007 2008
Inivited Lecture
2009
11. Research Publications
Purdue University, USA. with Prof. H. C. Brown, N.L. Univesity of Miami, USA. and Univrsity of Florida, USA. National University of Singapore, Singapore University of Complutense, Madrid, Spain University of Oklahoma, USA University of Complutense, Madrid, Spain National University of Singapore, Singapore
: 260 in peer reviewed international journals
12. Research Guidance (Ph. D)
:
13. Teaching Experience
:
14. Technical Know-how
1981
:
Awarded: 30
Current: 12
31years ( M.Sc. and M.Tech. )
Four products into Nagarjuna Agrochemicals, Hyderabad Two products for Tagros, Chennai
15. Prestigious awards received : 1. Tamil Nadu State Council for Science and Technology Award for Chemistry (2002) 2. Chemical Research Society of India (CRSI) Bronze medal (2005) 3. Best Paper award- INDO-US Conference, held at IIT, Chennai, India (2003)
4. Prof. S. Swaminathan endowment lecture award 2009 5. Tetrahedron- Most cited Paper award 2005-2008 6. Tetrahedron Letter- Most cited Paper award 2006-2009 7. Best thesis award for my student Dr. G. Savitha 2009. 8. Fellow of Tamil Nadu Academy of Science 2010 9. D.Sc degree from the University of Madras-2010. 10. Fellow of Madras science Foundation-2012. 16. References 1
Prof. S. Chandrasekaran, Dean of Chem. Sciences, Department of Organic Chemistry, Indian Institute of Science, Bangalore
2.
Prof. M.Periasamy, School of chemistry, University of Hyderabad.
3.
Dr Sourav Pal, Director, NCL, Pune.
17. List of Publications: 1.
P. T. Perumal and M. V. Bhatt, “Oxidation of aromatic substrates by hydrogen peroxide hydrochloric acid”, Tetrahedron Lett., 1979, 3099.
2
P. T. Perumal and M. V. Bhatt, “A new method for the conversion of halophenols and halonaphthols to quinones”, Synthesis, 1979, 205.
3.
P. T. Perumal and M. V. Bhatt, “Oxidation of halophenols and sterically hindered phenols by lead tetraacetate”, Synthesis, 1980, 943.
4.
P. T. Perumal and M. V. Bhat, “A facile conversion of benzylic hydrocarbons to aldehydes and ketones,” Indian J. Chem., 1981, 20B, 153.
5.
M. V. Bhatt and P. T. Perumal, “A convenient conversion of electron rich benzylic hydrocarbons to carbonyl compounds by peroxydisulphate,” Tetrahedron Lett., 1981, 2605.
6.
P. T. Perumal and M. V. Bhatt, “Oxidation of aromatic substrates by peroxydisulphate in the presence of metal ions,” Proceedings of the catsympo-80, India, 1983,149.
7.
H. C. Brown, M. Periasamy, P. T. Perumal, D. P. Kelly and J. J. Gainessiracussa, “Structural effects in the solvolytic reactions 45. Carbon - 13 NMR studies of carbocations 9. Variation of the cationic carbon chemical shifts with the electron demand in 1,1’-diaryl -1ethyl cations. Importance of the inductive -polarization effect in causing deviations from the linearity”, J. Am. Chem. Soc., 1983, 105, 6300.
8.
H. C. Brown, M. Periasamy, P. T. Perumal, D. P. Kelly, “Structural effects in solvolytic reactions 46. Carbon -13 NMR studies of carbocations 10. Ananomolous carbon -13 NMR shifts in a supposedly classical 2-aryl-3- methylene-2-norbornyl systems. Further evidence for the importance of the localized inductive -polarization in causing shielded chemical shifts in carbocations”, J. Am. Chem. Soc., 1984, 106, 2359 .
9.
H. C. Brown, P. K. Jadhav and P. T. Perumal, “Asymmetric methallyl boration of prochiral aldehydes with methallydiisopinocampheyl boranes”, Tetrahedron Lett., 1984, 25, 5111.
10.
H. C. Brown, M. Periasamy, P. T. Perumal, “Structural effects in solvolytic reactions” 47. The order of stabilizing abilities of carbocations by Carbon -13 NMR chemical shifts of the cationic center in the para alkyl tert. cumyl cations”:, J. Org. Chem. 1984, 49, 2754.
11.
D. P. Kelly, M. Periasamy and P. T. Perumal, “Carbon -13 NMR studies of carbocations 12. Effect of increasing electron demand on the Carbon-13 NMR chemical shifts of 1-aryl-1cycloalkyl-1-ethyl and 1-aryl-2-methyl-1-cycloalkyl cations”, J. Org. Chem. 1985, 50, 4566.
12.
P. T. Perumal, M. V. Bhatt, K. Venkatesan, T. S. Cameron and B. Gillard, “Oxidation of 2,2’-dihydroxyl, 1,1’-binaphthyl by periodic acid, the structure of the product”, J. Org. Chem., 1985, 50, 2799 .
13.
H. C. Brown, T. Imai, P. T. Perumal and B. Singaram, “Organoboranes 41. Reactions of organoboranes with dichloromethyl lithium : Scope and limitations. Synthesis of homologated primary and secondary alochols.” J. Org. Chem., 1985, 50, 4032 .
14.
P. K. Jadhav, K. S. Bhat, P. T. Perumal and H. C. Brown, “Chiral synthesis via organoboranes 6. Asymmetric allylboration via chiral allyldialkylboranes. Synthesis of homallylic alcohols with exceptionally high enantiomeric excess”, J. Org. Chem., 1986, 51, 432.
15.
H. C. Brown, K. S. Bhat, M. Zaidlewicz, S. A. Weissman, P. K. Jadhav and P. T. Perumal, “Comparison of monoisopinocampheyl borane and its 2-ethyl anologue for the chiral hydroboration of the representative alkeness”, J. Org. Chem., 1988, 53, 5513.
16
A. Duraikannu, G. Ramamurthy, G. Thyagarajan, K. Vijayalakshmi, C. K. Rao, P. T. Perumal and K. S. Jayaraman, “Anilolubricant in leather processing”, Leather Science, 1988, 33, 172.
17
P. T. Perumal and M. V. Bhatt, “Quinone studies, part III. Metal ion catalysed oxidation of halophenols and halonaphthols by peroxydisulphate,” Proc. Ind. Acad. Sci., 1989, 101, 25 .
18.
H. C. Brown, S. Weissman, P. T. Perumal and U. P. Dhokte, “Hydroboration 87. Synthesis and hydroboration of (-)-2-phenyl apopinene. Comparision of mono (2phenylapopinocampheyl) borane with its 2-methyl and 2-ethyl analogs for the chiral hydroboration of representative alkeness”, J. Org.Chem., 1990, 54, 1217.
19.
P. T. Perumal. “Oxidation of alkenes with peroxydisulphate in the presence of copper (II)”, Synthetic commun., 1990, 20, 1353.
20.
P. Rajalingam, G. Radhakrishnan., P. T. Perumal and N. Latha and “Synthesis and Characterisation containing polyurethanes”, J. Polym. Mat., 1990, 7, 249.
21.
B. Balasundaram and P.T. Perumal, “A new method for the synthesis of substituted 3,5diphenylisoxaazoles”, Synthetic commun., 1990, 20, 3161.
22.
M. Venugopal and P.T. Perumal, “A convenient synthesis of substituted chloroindenes by Vilsmeier reaction”, Synthetic commun., 1991, 21, 515.
23.
K. S. Rein, Z. Chan, P. T. Perumal. L. Echegogen and R. E. Gawley, “Single electron transfer in the addition of chiral dipole stabilised organolithium to carbonyls. Stereochemistry of a chiral nucleophile as a mechanistic probe”, Tetrahedron Lett., 1991, 32, 1941. M. Venugopal, R. Umarani, P. T. Perumal, “A new method for the preparation of substituted tetrahydro-4H-1-benzopyran and 4H-pyrans by Vilsmeier reagent”, Tetrahedron Lett., 1991, 32, 3235.
24
25
M. Venugopal and P.T. Perumal, “Synthesis of 5-(2- or 5-Substituted aryladehydes)-3chloropentadienealdienealdehydes by Vilsmeier reactions,” Org. Prep. Proce. Int. Inc., 1991, 23, 749.
26
R. J. Bergeron, J. Weigand, J. S. Macmanis and P. T. Perumal, “Synthesis and biological evaluation of hydroxyamates based ion chelators”, J. Med. Chem., 1991, 34, 3182.
27
R. J. Bergeron, J. S. Macmanis, P. T. Perumal and S. Algee, “The total synthesis of alcalign”, J. Org.Chem., 1991, 56, 5560.
28.
M. Venugopal and P. T. Perumal, “Synthesis of substituted isoxazoline by Vilsmeier-Haack reagent,” Proc. Ind. Acad. Science, 1993, 105, 19.
29.
B. Balasundaram and P. T. Perumal, “Synthesis of 2,4,6-triaryl-2H-1,3-oxazines by Vilsmeier reagent,” Indian J. Chem, 1993, 32B, 1061.
30.
B. Balasundaram, M. Venugopal and P.T. Perumal, “Synthetic studies on N-acetyl derivatives of amino acids and thiolactones using Vilsmeier-Haack reagent”, Tetrahedron Lett., 1993, 34, 4249.
31.
M. Venugopal, B. Balasundaram and P. T. Perumal, “Synthesis A New Method for the Synthesis of Furan Derivatives,” Synthetic Communications, 1993, 23, 2593.
32
P. T. Perumal and M. V. Bhatt, “Oxidation of substituted benzylic hydrocarbons and naphthalene by peroxydisulphate,” Proce. Ind. Acad. Sci., 1995, 107, 567.
33.
R. R. Amaresh and P. T. Perumal “Ring opening of chalcone epoxides with Vilsmeier reagent”, Tetrahedron Lett., 1995, 36, 7287.
34.
B. Balasundaram, T. P. Veluswamy, D. Velmurugan and P.T. Perumal, “A new method for the synthesis of nitrones and their conversion to 3,5-diarylisoxazolines”, Indian J. Chem., 1995, 34B, 367.
35.
V. J. Majo, A. M. Prince, M. Venugopal and P.T. Perumal, “A new route to synthesis of Nformyl derivatives of substituted benzazepin-1-ones and 1-4-benzoxazepin-5-ones using Vilsmeier reagent”, Synthetic Commun., 1995, 25, 3863.
36.
P. T. Perumal, M. Venugopal and T. P. Venuswamy, “Synthesis of spirocyclic diketone related to Fredericamycin A,” Indian J.Chem., 1996, 35B, 242.
37.
V. J. Majo and P. T. Perumal, “Dimerization of substituted 2-Aminobenzoic and under vilsmeier conditions. A novel route to the synthesis of 4-(34)-Quinazolinones” Tetrahedron letters., 1996, 37, 5015.
38.
V. J. Majo and P. T. Perumal, “one pot synthesis of Heterocyclic using Vilsmeier Reagent,” J. Org. Chem., 1996, 61, 6523.
39.
R. R. Amaresh and P. T. Perumal, “A new route to the synthesis of 4-chloro-3methylquinolines from 1-(2-aminophenyl)-propanones using Vilsmeier reagent,” Synthetic commun., 1997, 27, 337.
-chlorovinylaldehydes
40.
G. Babu and P. T. Perumal “Imino Diels-Alder reactions catalysed by Indium trichloride (Incl3), Facile synthesis of Quinoline and phenanthridinone derivatives”, Tetrahedron Lett., 1997, 38, 5025.
41.
S. Selvi and P. T. Perumal, “Synthetic utility of Vilsmeier reagents:”Formation of Vinamidinium salts from acyl ureas”, Tetrahedron Lett., 1997, 38, 6263.
42.
V. J. Majo and P. T. Perumal, “The Vilsmeier cyclization of azides. Synthesis of oxazoles and vinyl azides from 2-azidoacetophenones”. Tetrahedron Lett., 1997, 38, 6889.
43.
R. R. Amaresh and P. T. Perumal, “A novel one pot synthesis of 4- chloroquinolinecarboxaldehydes, 4-chloroquinolines and 4-chloro-3-ethylquinolines using Vilsmeier reagent,” Indian J. Chem., 1997, 36B, 541.
44.
G. A. Rajkumar, N. Arunasri, T. Annamalai, M. Swamy and P. T. Perumal, “Synthesis and antifungal activity of cypermethric acid derivatives”, J. Soc. Leather Technol. Chem., 1997, 81, 204.
45.
T. Annamalai, G. A. Rajkumar, N. Arunasri, S. Rajkumar and P. T. Perumal, “Synthesis and fungicidal evaluation of compounds analogous to 1,3-oxazine” J. Soc. Leather Technol.Chem., 1997, 81, 201.
46.
G. Babu and P.T. Perumal, “Convenient synthesis of , -Bis(substituted furfurylidene)cycloalkanones and chalcones under microwave irradiation.” Synthetic comm., 1997, 27, 3677.
47.
R. R. Amaresh and P. T. Perumal, “A novel one pot synthesis of 2-aminoquinoline derivatives from arylazidolcetones by cyclization under Vilsmeier conditions,” Tetrahedron Lett., 1998, 39, 3837.
48.
G. Babu and P.T. Perumal, “Indium trichloride (InCl3) catalysed imino Diels-Alder reactions: An efficient synthesis of cyclopentaquinolines, azabicyclooctanones and azabicyclononanones,” Tetrahedron , 1998, 54,1627.
49.
G. Babu and P. T. Perumal, “Convenient synthesis of pyrano (3,2-c) and indeno (2,1-c) quinolines by imino Diels Alder reactions”, Tetrahedron Lett., 1998, 39, 3225.
50.
V. J. Majo and P. T. Perumal, “The intra molecular electrophilic substitution of azides by Iminium species. A convenient and novel method for the construction of nitrogen heterocycles by cyclization under Vilsmeier condition”, J. Org. Chem., 1998, 63, 7136.
51.
R. R. Amaresh and P. T. Perumal, “A novel one pot synthesis of 2- aminoquinolines from arylazidoketones by cyclisation under Vilsmeier conditions.” Tetrahedron., 1998, 54, 14327.
52.
L. Vijayalakshmi, V. Parthasarathi, P. T. Perumal and V. J. Majo. “4(Dimethylaminomethylene)-2-(2-nitrophenyl)-oxazol-5(4H)-one.” Acta Cryst., 1998, C54, 1683.
53.
R. Srinaga, P. Rajalingam and P. T. Perumal, “Liquid Crystal Polyesters : Preparation of Polyesters Containing Bisphenol-A,” Journal of Polymer Materials., 1998, 15, 419.
54.
S. Selvi and P. T. Perumal , “Synthetic Utility of Vilsmeier Reactions: More Vinamidinium Salts,” Synthetic Commun., 1999, 29, 73.
55.
R. Krishna, D. Velmurugan, G. Babu and P. T. Perumal, “N-H (indole) intermolecular interactions in 3.3’ benzylidenediindole” Acta Crystallographica., 1999, C 55, 75.
56.
G. Babu and P. T. Perumal, “A novel synthesis of indolyl and benzo[b]thienyl imines and Diels-Alder reactions promoted by indium trichloride”, Tetrahedron, 1999, 55, 4793.
57.
P. T. Perumal, V. J. Majo and R. Vijaya Anand, “ The unusual behaviour of substituted 1aryl-2-(arylamino)ethaonones towards Vilsmeier reagent ”, Indian J. Chem., 1999, 38B, 763.
58.
R. R. Amaresh and P. T. Perumal, “A new and convenient synthesis of 2-imino-2Hpyrancarboxaldehydes from -ketoamides using Vilsmeier reagent”, Tetrahedron, 1999, 55, 8083.
59.
J. Jeyakanthan, D. Velmurugan, S. Selvi and P. T. Perumal, “ 3-(2- hydroyphenyl)-1-(2,4dinitrophenyl)-4-methyl-1H-pyrazole ”, Acta Cryst., 1999, C55, 1926.
60.
S. Shanmuga Sundara Raj, J. Jeyakanthan, S. Selvi, D. Velmurugan, H.-K. Fun and P. T. Perumal, “1-(2,4-Dinitrophenyl)-3-(2-hydroxyphenyl)-1H-pyrazole-4-carboxaldehde,” Acta Cryst., 1999, C55, 1667.
61.
P.T. Perumal, R. R. Amaresh, K. Venkataboopathy and S. Rajkumar , “Synthesis and fungicidal evaluation of 2-aminoquinoline derivatives”, J. Soc. Leather Technol.Chem., 1999, 83, 307.
62.
K. Dinakaran and P.T.Perumal, “Microwave induced formation of 3-chloro-5-arylpenta2,4-dien-1-als and 3-chloro-(5-formylaryl)penta-2-4-dien-1-als by Vilsmeier reaction”, Ind. J. Chem., 2000, 39B, 135.
63.
G. Babu and P. T. Perumal, “Synthetic applications of indium trichloride catalysed reactions”, Aldrichimica Acta, 2000, 33, 14.
64.
G. Babu, N. Sridhar and P. T. Perumal, “A convenient method of synthesis of bisindolylmethanes: Indium trichloride catalysed reactions of indole with aldehydes and Schiff’s bases ”, Synth. Commun., 2000, 30, 1609.
65.
G. Babu, R. Nagarajan, R. Natarajan and P. T. Perumal, “Indium Trichloride- Catalyzed Imino Diels-Alder Reactions: Synthesis of New Indolylquinoline Derivatives”, Synthesis, 2000, 611.
66.
R. R. Amaresh and P.T. Perumal, “A novel route to the synthesis of 3- pyridine carboxaldehydes by vilsmeier reagent”, Synth. Commun., 2000, 30, 2269.
67.
S. Selvi and P. T. Perumal, “Microwave assisted one pot synthesis of substituted 3-formyl benzoates using vilsmeier reagent”, Synth. Commun., 2000, 30 ,3925.
68.
R. Shankaranarayanan, D. Velmurugan, S. Shanmuga Sundara Raj, Hoong- Kun Fun, G. Babu and P. T. Perumal, “4-[1-(Phenylsulfonyl)indol-3-yl]-3a,4,5,9b-tetrahydro-3Hcyclopenta[c]quinoline”, Acta Cryst., 2000, C56, 475.
69.
S. Selvi and P. T. Perumal, “A facile synthesis of [1]benzopyrano[4,3-c] pyrazole using Vilsmeier reagent”, Indian J. Chem., 2000, 39B, 163.
70.
P. T. Perumal, R. Amaresh and V. J. Majo, “Oxidation of substituted chalcones with potassium peroxydisulphate-copper (II)”, Oriental J Chem., 2000, 16(3), 537.
71.
R. Nagarajan and P. T. Perumal, “Imino Diels-Alder reactions catalysed by oxalic acid dihyrate: Synthesis of tetrahydroquinoline derivatives”, Synth. Commun., 2001, 31, 1733.
72.
R. Nagarajan, S. Chitra and P. T. Perumal, “Triphenyl phosphonium perchlorate – An efficient catalyst for the imino Diels-Alder reaction of imines with electron rich dienophiles. Synthesis of pyraquinoline, furaquinoline and phenanthridine derivatives”, Tetrahedron, 2001, 57, 3419.
73.
S. Selvi and P. T. Perumal, “ Synthesis of 2- cyano-3-dimethylamino-N-phenyl acrylamides using the Vilsmeier reaction”, Organic Preparation and Procedure International, 2001, 33, 194.
74.
S. Selvi and P. T. Perumal, “Vilsmeier cyclization of 2-amino phenoxyacetic acid”, Synth. Commun., 2001, 31, 2199.
75.
K. Sethusankar, S. Thennarasu, D. Velmurugan, S. Shanmuga Sundara Raj, H.-K. Fun and P. T. Perumal, “5-(1-Acetamido-3-methylbutyl)-5-methyl- imidazolidine-2,4-dione monohydrate.” Acta Cryst. 2001, E57, o377.
76.
J. Jeyakanthan, D. Velmurugan, S. Selvi, and P. T. Perumal, “1-(2,4-Dinitrophenyl)-3-(2hydroxy-5-methylphenyl)-pyrazole-4-carboxaldehde,” Acta Cryst. 2001, E57, o474. S. Thennarasu & P. T. Perumal, “Synthesis of new hydantoins as intermediates for diamino acids”, Indian J. Chem., 2001, 40B, 1174-1176.
77. 78.
P. T. Perumal, “Synthesis of heterocyclic compounds using Vilsmeier reagent” Indian J. Heterocyclic Chem., 2001, 11, 1.
79.
R. Nagarajan and P.T. Perumal, “InCl3 and In(OTf)3 catalysed reactions: Synthesis of 3Acetyl indoles, bis-indolylmethane and indolylquinoline derivatives.”, Tetrahedron, 2002, 58, 1229-1232.
80.
M. Anniyappan, D. Muralidharan and P. T. Perumal, “Synthesis of Hantzsch 1,4Dihydropyridines under Microwave Irradiation”, Synthetic Commun., 2002, 32, 659-663.
81.
M. Anniappan, D. Muralidharan and P. T. Perumal, “Microwave assisted deoximation of carbonyl compounds using aqueous hydrochloric acid” Indian J. Chem., 2002, 41B, 2419.
82.
R. Nagarajan and P. T. Perumal, “Electrophilic substitution of Indoles catalyzed by triphenyl phosphonium perchlorate: synthesis of 3-Acetyl Indoles and bis-indolylmethane derivatives”. Synth. Commun., 2002, 32, 105-109.
83.
M. Anniyappan, R. Nagarajan and P.T. Perumal, “Urea nitrate catalyzed imino Diels-Alder reactions: Synthesis of cyclopentaquinolines, pyranoquinolines and furoquinoline derivatives” Synth. Commun., 2002, 32, 99-103.
84.
S. Selvi and P. T. Perumal, “ Facile synthesis of [1]benzopyrano[4,3-c]pyrazoles, 1-aryl-3(2-formamidophenyl)pyrazoles and 1-aryl-3-phenyl-4-alkylpyrazoles using Vilsmeier reagent”, Indian J. Chem., 2002, 41B, 1887.
85.
M.Balasubramanian, S. Thennarasu, and P.T.Perumal, “Spectrophotometric Determination of Hexamine in Hiprex Using Ninhydrin reagent”, Oriental. J. Chem., 2002, 18, 207.
86.
M. Anniyappan, D. Muralidharan and P.T. Perumal “A novel application of the oxidizing properties of urea nitrate and peroxydisulphte –cobalt (II): Aromatization of NAD(P)H model Hantzsch 1,4-dihydropyridines “ Tetrahedron, 2002, 58 ,5069.
87.
M. Anniyappan, D. Muralidharan, and P. T. Perumal, “Diasteroselective Synthesis of cisfused pyrano and fuaranobenzopyrans catalysed by indium trichloide or triphenyl phosphonium perchlorate”, Tetrahedron, 2002, 58, 10301.
88.
S. Thennarasu and P. T. Perumal “An Efficient preparation of 1,2-diamino-1phenylheptane”, Molecules, 2002, 7, 487.
89.
S. Selvi and P. T. Perumal, “A Short, Facile Method for the Synthesis of 1-aryl-3- phenyl-4alkylpyrazoles using Microwave irradiation.” J. Heterocyclic Chemistry, 2002, 39, 1129.
90.
R. Sankaranarayanan, M. Yogavel, D. Velmurugan, K. Sekar, G. Babu, P.T. Perumal, S. Shanmuga Sundara Raj, H.-K. Fun “8-Chloro-4-[1-(phenylsulfonyl)indol-3-yl]-3a,4,5,9btetrahydro-3H-cyclopenta[C]quinoline”, Acta Cryst. 2003, E59, 049-052.
91.
R. Sridhar and P.T. Perumal, “Synthesis of novel 1-H-Pyrazole-4-Carboxylic acid esters by conventional and microwave assisted Vilsmeier cyclization of hydrazones”, Synth. Commun, 2003, 33, 1483.
92.
Ompraba, A. Aysha, M. Yogavel, D. Velmurugan, S. Selvi, P. T. Perumal. S. Shanmuga Sundara Raj, S. H.-K. Fun, Z. A. Rafi. 2-Cyano-3-dimethylamino-N-(2,5methylphenyl)acrylamide , Acta Cryst. 2003 , E59, 0353-355.
93.
R. Sridhar and P. T. Perumal, “Synthesis of acyl azides using the Vilsmeier complex” Synth. Commun., 2003, 33, 607-611.
94.
M. Anniyappan, D. Muralidharan and P. T. Perumal “ Triphenylphosphonium perchlorate – an efficient catalyst for mono and bis intramolecular imino Diels-Alder reactions: Synthesis of tetrahydrochromanoquinolines., Tetrahedron Letters 2003, 44, 3653.
95.
C. Saikumar, K. Venkataboopathy, P. T. Perumal and D. Muralidharan “ Tanning theories: A view of present and possible options”, World Leather, 2003, 64.
96.
M. Yogavel, P. G. Aravindan, D. Velmurugan, P. T. Perumal, S. Shanmuga Sundra Raj and H.K.Fun, “N,N-Dimethyl-N-phenylformamidinium perchloride” Acta Cryst. 2003, E59, 0662.
97.
S. Thennarasu and P. T. Perumal “5-(1-Acetamido) benzyl-5-methyl Imidazolidin-2,4dione”, Molbank, 2003, M326.
98.
M. Yogavel, P. G. Aravindan, D. Velmurugan, K. Sekar, S. Selvi, P. T. Perumal, S. Shanmuga Sundra Raj and H. K. Fun” Supramolecular structures of 2-cyano-3-
dimethylamino-N-(4-methylphenyl)acrylamide and 2-cyano-3-dimethylamino-N-(4methoxyphenyl)acrylamide, Acta Cryst. 2003, C59, 0394. 99.
S. Baskaran, S. Selvanayagam, D. Velmurugan, K. Ravikumar, M. Anniyappan, D. Muralidharan and P. T. Perumal, “N-(4a-Morpholino-2,3,4,4a,9,9a-hexahydro1H-xanthen9-yl) phenylamine”, Acta cryst. 2003, E59, 01301.
100.
P. G. Aravindan, S. Selvanayagam, M. Yogavel, D. Velmurugan, K. Ravikumar, R. Nagarajan and P. T. Perumal, “3-Chloro-3-(9-ethyl-6-methyl-9H-carbazol-3-yl)propenal”, Acta cryst. 2003, E59, 01432.
101.
G. Karthikeyan and P. T. Perumal, “An ionic liquid mediated efficient oxidatation of alcohols using o-iodoxybenzoic acid (IBX) – a simple and eco-friendly protocol”, Synlett, 2003, 2249-2250.
102.
P. G. Aravindan, S. Selvanayagam, D. Velmurugan, K. Ravikumar, R. Nagarajan and P. T. Perumal, “CHalogen interactions in 4-chloro-2-(9-ethylcarbazol-3-yl)-1,2dihydroquinoline –1-carbaldehyde”, Acta cryst. 2003, E59, o1564-o1566.
103.
M. Balasubramanian, S. Thennarasu, T. Sudhakaran, P. T. Perumal “Spectrophoto-metric and Flurimetric Determination of Hexamine in pure form and its Pharmaceutical Formulation” Bio.Pharm.Bull, 2003, 26(8), 1211-1214.
104.
S. Etti, G. Shanmugam, M. N. Ponnusamy, R. Sridhar, R. Murugan, P. T. Perumal and K. Ravikumar “Ethyl 3-methyl-1-(2,4-dinitrophenyl)-1H-pyrazole-carboxylate” Acta Cryst. 2003, E59, 1835-1837.
105.
P. Shanmugam, G. Annie and P. T. Perumal, “ Synthesis of novel 3,4-dihydropyrimidinones on water soluble solid support catalysed by indium triflate” J. Heterocyclic Chem., 2003, 40, 879-883.
106.
P. Shanmugam, P. T. Perumal, “3,4-Dihydropyrimidin-2(1H)-ones by Biginelli condensation promoted by triphenylphosphonium perchlorate”, J. Chem. Res. 2003, 601602.
107.
S. Nandagopal, G. Annie, P. T. Perumal “Microwave assisted one pot synthesis of 9-aryl3,3,6,6-tetra methyl-3,4,6,7,9,10-hexahedro-1,8(2H, 5H)acridinedione, Indian J. Chem. Sec B, 2003, 42B, 3145-3147.
108.
M. Balasubramanian, S. Thennarasu, P. T. Perumal and A. B. Mandal, “ Spectrophotometric, spectrofluorimetric and high performance liquid chromatographic methods for the determination of hexamine in tablets”, Indian J. Pharm. Sci. 2003, 643645.
109.
K. Hemanth Kumar, D. Muralidharan and P. T. Perumal, “Indium (III) chloride / silica gel – promoted facile and rapid cyclization of 2-amino chalcones to 2-aryl – 2,3-dihydroquinolin4(1H)-ones under solvent free conditions”, Synthesis 2004, 63.
110.
R. Nagarajan, C. J. Magesh and P. T. Perumal, “ Inter- and Intramolecular imino DielsAlder reactions catalysed by sulfamic acid : A mild and efficient catalyst for a one-pot synthesis of tetrahydroquinolines”, Synthesis, 2004, 69.
111.
P. Shanmugam, C. Sabastein and P. T. Perumal, “Synthesis of fused dihydropyrimidinones from cyclic –1,3-dicarbonyl compounds: Modified Biginelli synthesis of 1,2,3,4,5,6,7,8-octahydroquinazolinediones and 3,4-dihydro-1H-indeno[1,2d]pyrimidine-2,5-diones”, Indian J. Chem., 2004, 43B, 135.
112.
R. Nagarajan and P. T. Perumal “Potassium Hydrogen Sulfate-Catalyzed Reactions of Indoles: A Mild, Expedient Synthesis of Bis-Indolylmethanes”, Chemistry Letters, 2004, 33, 288.
113.
R. Sridhar and P. T. Perumal, “A Novel Method for the Synthesis of 2(3H)Benzimidazolones, 2(3H)-Benzoxazolone and 2(3H)-Benzothiazolone via In Situ Generated Ortho Substituted Benzoic Acid Azides: Application of Ammonium Azide and Vilsmeier Complex for Acid Azide Generation”, Synthetic Communications, 2004, 34, 735-742.
114.
S. Nandagopal, B. Geetha, P. T. Perumal, “A facile synthesis of novel 4-aryl- 8-(4-(aryl)3a,4,5,9b-tetrahydro cyclopenta[c]quinolin-8-ylmethyl)3a,4,5,9b-tetrahydro-3hcyclopenta[c] quinoline: indium trichloride catalyzed intermolecular imino diels-alder reaction of cyclopentadiene with schiff's bases”, Synthetic Communications, 2004, 34, 1157-1161.
115.
M. Anniyappan, D. Muralidharan, P.T. Perumal, “Indium trichloride catalysed in situ generation of enamines and cyclisation with imines:a novel route for the synthesis of hexahydroxanthene-9-N-arylamines” Tetrahedron, 2004, 60, 2965-2969.
116.
C. J. Magesh, R. Nagarajan, M. Karthick and P.T. Perumal, “Synthesis, characterisation of bis(indolyl)methanes, tris(indolyl)methanes and new diindolylcarbazolylmethanes mediated by Zeokarb-225, as a novel, recyclable, ecobenign heterogenous catalyst.” Journal of Applied Catalysis-A, General, 2004, 266, 1-10,
117.
C. J. Magesh and P. T. Perumal, “ Highly diastereoselective inverse electron demand (IED) Diels-Alder reaction mediated by chiral salen-AlCl complex: the first, target oriented synthesis of pyranoquinolines as potential antibacterial agent”, Bioorganic & Medicinal Chemistry Letters, 2004, 14, 2035-2040.
118.
R. Nagarajan, and P. T. Perumal ,”A facile method for the synthesis of acetylcarbazoles and carbazole aldehydes”, Synthetic Communications, 2004, 34, 2127- 2133 .
119.
Y. Zulykama, R. Nagarajan and P. T. Perumal, “Triphenyl Phosphonium Perchlorate catalyzed Imino-Diels-Alder reactions: Diastereoselective Synthesis of Indolylquinolines.” Synthetic Communications , 2004 ,34, 1309-1315.
120.
R. Nagarajan and P. T. Perumal, “A Short route to Heteroarylcarbazoles: Synthesis of Pyrazolylcarbazoles and Carbazolylquinolines” Synthesis, 2004 , 1259-1264.
121.
R. Senthil Kumar, R. Nagarajan and P. T. Perumal, “Inverse Electron Demand Diels-Alder Reactions of Heterodienes Catalysed by Potassium Hydrogen Sulfate: Diasteroselective, One–Pot Synthesis of Pyranobenzopyran, Furanobenzopyran and Tetrahydroquinolines Derivatives” Synthesis, 2004, 949.
122.
R. Nagarajan, D. Muralidharan and P. T. Perumal, “A new and facile method for the synthesis of nitrocarbazoles by urea nitrate”, Synthetic communications, 2004, 34, 12591264.
123.
K. Hemanth Kumar, S. Selvi and P.T. Perumal “A facile synthesis of 4,5dihydropyrazolo[4,3-c]-quinolines with Vilsmeier reagent.” Journal of chemical research, 2004, 218-219.
124.
P. Arumugam, G. Karthikeyan, and P. T. Perumal, “A Mild, Efficient, and Inexpensive Protocol for the Selective Deprotection of TBDMS Ethers Using KHSO4” Chemistry Letters 2004, 33, 1146 – 1147.
125.
R. Sridhar, G. Sivaprasad and P. T. Perumal “An efficient synthesis of 1H-pyrazole-4carboxylic acid esters with Vilsmeier reagent under neat conditions” Journal of Heterocyclic Chemistry, 2004, 41, 405-406.
126.
P. T. Perumal, M. Anniyappan and D. Muralidharan “A Convenient method for deoximation of carbonyl compounds using urea nitrate under microwave irradiation”, J. Chem. Sciences (Proceedings of Ind. Acad. Sci.) 2004 ,116, 261.
127.
G. Karthikeyan and P. T. Perumal. “A Mild, Efficient and Improved Protocol for the Friedländer Synthesis of Quinolines using Lewis acidic Ionic Liquid” Journal of Heterocyclic Chemistry, 2004, 41,1039.
128.
K. Hemanth Kumar, D. Muralidharan and P. T. Perumal, “ An efficient oxidation of 2-aryl1, 2,3,4-tetrahydro-4-quinolones employing ferric chloride hexahydrate–methanol: synthesis of naturally occurring 4-alkoxy-2-arylquinolines”. Tetrahedron Letters, 2004 , 45, 79037906.
129.
R. Sridhar, P. T. Perumal, S. Etti, G. Shanmugam, M. N. Ponnuswamy, V. R. Prabavathy and N. Mathivanan, “ Design, synthesis and ant-microbial activity of 1H-pyrazole carboxylates”, Bioorganic and Medicinal Chemistry Letters, 2004, 14, 6035-6040.
130.
E. Elamparuthi, M. Anniyappan, D. Muralidharan and P. T. Perumal “ InCl3 as an efficient catalyst for intramolecular imino Diels-Alder reactions: Synthesis of tetrahydrochromanoquinolines”, Arkivoc, 2005, (xi) 6-16.
131.
R. Sridhar, P. T. Perumal,” A new protocol to synthesize 1,4-dihydropyridines by using 3,4,5- trifluorobenzeneboronic acid as a catalyst in ionic liquid: synthesis of novel 4-(3carboxyl-1H-pyrazol-4-yl)-1,4-dihydropyridines”, Tetrahedron, 2005, 61, 2465 - 2470.
132.
P. Arumugam, G. Karthikeyan, R. Atchudan, D. Muralidharan, and P. T. Perumal “A Simple, Efficient and Solvent-Free Protocol for the Friedländer Synthesis of Quinolines by Using SnCl2·2H2O” Chemistry Letters, 2005, 34, 314-315.
133.
M. Karthik, C. J. Magesh, P. T. Perumal, M. Palanichamy, B. Arabindoo, V. Murugan, “ Zeolite-catalyzed ecofriendly synthesis of vibrindole A and bis (indolyl)methanes”, Applied Catalysis A: General, 2005, 286, 137-141.
134.
P. Arumugam and P. T. Perumal, “A New Purification Process for Pharmaceutical and Chemical Industries”, Organic Process Research & Development , 2005, 9, 319-320.
135.
G. Shanthi and P. T. Perumal, “Triphenyl Phosphonium Perchlorate- Catalyzed Imino Diels- Alder Synthesis of Azabicyclo(2.2.2)0ctan-5-ones” Synth. Commun. 2005, 35, 13191327.
136.
R. Senthil Kumar,R. Nagarajan and P. T. Perumal, “Sulfamic Acid: An Efficient catalyst for the Diastereoselective, One-Pot Synthesis of Pyrano benzopyrans, Furano benzopyrans and Ethoxy benzopyrans" “Letters in Organic Chemistry" 2005 , 2 , 458-460
137.
Y. Zulykama, R. Nagarajan and P. T. Perumal “A Facile Method For The Synthesis of Pyrazolyl and Pyrazolinyl Carbazoles" “Letters in Organic Chemistry" 2005, 2, 569.
138.
G. Sivaprasad and P. T. Perumal,” Synthesis of novel 4-pyrazolyl-2-oxo-1,2,3,4-tetrahydropyrimidines promoted by phosphotungstic acid”, J. Heterocyclic Chem. 2005, 42, 863.
139.
K. Hemanth Kumar, and P. T. Perumal,” A Novel One-Pot Synthesis of 4-Chloro-2Hchromenes via the Vilsmeier Reaction of 2'-Hydroxychalcones”, Chemistry Letters., 2005, 34, 1346 .
140.
R. Murugan, M. Karthikeyan P. T. Perumal and B. S. R. Reddy “A mild, efficient and improved protocol for the synthesis of novel indolyl crown ethers, di(indolyl)pyrazolyl methanes and 3-alkylated indoles using H4[Si(W3O10)3]”, Tetrahedron, 2005, 61, 12275.
141.
G. Karthikeyan and P. T. Perumal, “Ionic liquid promoted simple and efficient synthesis of β-enaminones from 1,3-dicarbonyl compounds- One-pot three component reaction for the synthesis of substituted pyridines”, Can. J. Chem, 2005, 186, 1746.
142.
R. Nagarajan, J. C. A. Anthonyraj, D. Muralidharan, C. Saikumar & P. T. Perumal,”A convenient method for the oxidation of Hantzsch 1,4-dihydropyridines with N-bromo succinimide”, Indian J. Chemistry, 2006, 45B, 826-828.
143.
P. T. Perumal and R. Nagarajan, “An Unusual Hydrogen addition of Indolo-2, 3quinodimethanes to Dimethyl indoles in the presence of 1,3-azoles,” J. Chem. Sci. (Proceedings of Indian academic of science) 2006, 195-198.
144.
S. Sivaprasad, R. Sridhar and P. T. Perumal, Selective synthesis of some 4,5-dihydro-2hbenzo[g]indazoles and 8,9-dihydro-2h-benzo[e]indazoles via the Vilsmeier-Haack reaction under thermal and microwave assisted conditions, J. Heterocyclic Chem. 2006, 43, 389-394.
145.
R. Sridhar, P. T. Perumal,” Chiral shift reagent catalyzed, diastereoselective imino DielsAlder reaction: Synthesis of pyrazolyl tetrahydroquinolines'” Can J. Chem. 2006, 84, 464468.
146.
G. Sivaprasad, R. Rajesh and P. T. Perumal, “Synthesis of quinaldines by Doebner – Miller reaction under thermal and microwave irradiation conditions using phosphotungstic Acid”, Tetrahedron Lett. , 2006, 47, 1783.
147.
G. Savitha and P. T. Perumal, “An efficient one pot synthesis of tetrahydroquinone derivatives via Aza Diels-Alder reaction mediated by ceric ammonium nitrate in the oxidation of heteroarylquinolines,” Tetrahedron Lett. 2006, 47, 3589-3593.
148.
P. Arumugam and P.T. Perumal, ”SnCl.2H2O - An Alternative to Lewis Acidic Ionic Liquids”, Chemistry Letters, 2006, 35, 632 .
149.
N. Panneer Selvam, C. Saravanan, D. Muralidharan and P. T. Perumal, ”Water mediated synthesis of quinolines: A new green approach to the Friedländer annulation” J. Heterocylic.Chem. 2006, 43, 1379-1382.
150.
K. Sujatha, P. Shanmugam, P. T. Perumal, D. Muralidharan, M. Rajendran “Synthesis and cardiac effects of 3,4-dihydropyrimidin – 2 (1h) – one-5 carboxylates” Bioorganic & Medicinal Chemistry Letters, 2006, 16, 4893-4897.
151.
R. Senthil Kumar and P. T. Perumal, “Michael addition of indoles to electron deficient olefins in water catalysed by KHSO4” J. Heterocylic. Chem. 2006, 43, 1383-1385.
152.
K. Hemanth Kumar and P. T. Perumal, “ A simple and facile procedure for the cyclization of 2’-amino and 2’-hydroxychalcones using silica-supported sodium hydrogen sulphate as heterogenous catalyst” Can. J. Chem. 2006, 84, 1079-1083.
153.
N. Panneer Selvam and P. T. Perumal, “A new versatile synthesis of acetamidophenols promoted by Ce(SO4)2” Tetrahedron Letters, 2006, 47, 7481 – 7483.
154.
P. Shanmugam and P. T. Perumal “Regioselective dehydrogenation of 3,4dihydropyrimidin-2(1H)-ones mediated by ceric ammonium nitrate” Tetrahedron, 2006, 62, 9726-9734.
155.
G. Sivaprasad, P. T. Perumal, N. Mathivanan, “Synthesis Antimicrobial Activity of Pyrazolylbisindoles” Bioorganic & Medicinal Chemistry Letters, 2006, 16, 6302-6307.
156.
R. Komalavalli, C. Saikumar, D. Muralidharan and P. T. Perumal, “Studies on addition of schiff base type compounds to wattle tannis for leather application” Cuoio Pelli Materi Concianti, 2006, 275-284.
157.
D. Gaythri, D. Velmurugan, K. Ravikumar, G. Savitha and P. T. Perumal, “Ethyl 5hydroxy-3- (3-methoxybenzoyl)-1’,5-dimethyl-2’-oxo-4,5-dihydro-1’H-spiro[furan-2(3H), 3’(2’H)-indole]-4-carboxylate” Acta Crystallographica Section E, 2006, E62, o5947-o5949.
158.
Shanmugam and P. T. Perumal, “An unusual oxidation-dealkylation of 3,4dihydropyrimidin-2(1H)-ones mediated by Co(NO3)2.6H2O/K2S2O8 in aqueous acetonitrile”, Tetrahedron, 2007, 63, 666-672.
159.
G. Shanthi and P. T. Perumal, “ A New InCl3-Catalyzed, Facile and Efficient method for the synthesis of Spirooxindoles under Conventional and Solvent-free Microwave Condition”, Tetrahedron, 2007, 63, 2057-2063.
160.
P. Shanmugam, K. Hemanth Kumar and P. T. Perumal “An efficient Mn(III) acetate mediated diasteroselective [3+2] oxidative addition of 1,3-dicarbonyl compounds to chalcones” J. Heterocylic Chem. 2007, 44, 1.
161.
Y. Zulykama and P. T. Perumal "Functionalization of Baylis-Hillman bromides with symmetric and unsymmetric bifunctional aromatics" Aust. J. Chem., 2007, 60, 205 –207.
162.
G. Savitha, S. K. Nivedhita, D. Muralidharan and P. T. Perumal, “An Efficient One-Pot Synthesis of Spiro dihydrofuran Oxindole and Spiro 2-hydroxytetrahydrofuran Oxindole Derivatives via 3+2 Oxidative Cycloaddition Mediated by CAN” Tetrahedron Lett. 2007, 48, 2943-2947.
163.
V. Sridharan, P. T. Perumal, C. Avendafio and J. C. Menendez “The First Imino Diels-Alder Reaction involving an α,β-unsaturated Hydrazone as the Dienophile: Three-component,
Stereoselective Synthesis of C-4 Functionalized 1,2,3,4-Tetrahydroquinolines Catalyzed by Indium Trichloride” Org. Biomol. Chem., 2007, 5, 1351 – 1353. 164.
D. Gaythri, D. Velmurugan, K. Ravikumar, G. Savitha and P. T. Perumal, “3-(4Methoxyphenyl)-1’,6,6-trimethyl-4,5,6,7-tetrahydrospiro[1-benzofuran-2,3’(3H,2’H)-1Hindole]-2’,4-dione” Acta Crystallographica Section E, 2007, E63, o1034-o1036.
165.
Gaythri, D. Velmurugan, K. Ravikumar, G. Savitha and P. T. Perumal, “3-(3Methoxybenzoyl)-1’,6,6-trimethyl-4,5,6,7-tetrahydrospiro[benzo[b]furan-2(3H),3’(2’H)1H-indole]-4,2’-dione” Acta Crystallographica Section E, 2007, E63, o846-o848.
166.
V.Sridharan, P. T. Perumal, C. Avendan˜o and J. C. Menendez, “A new three-component domino synthesis of 1,4-dihydropyridines” Tetrahedron, 2007, 63, 4407-4413.
167.
Gaythri, D. Velmurugan, K. Ravikumar, K.Karthikeyan and P. T. Perumal, “3-[3-(4Ethoxyphenyl)-1-phenyl-1H-pyrazol-4-yl)-4-nitro-2,5-diphenylisoxazolidine,“Acta Crystallo- graphica Section E, 2007, E63, o2216-o2217.
168.
Gaythri, D. Velmurugan, K. Ravikumar, Y. Zulykama and P. T. Perumal, “2(Methoxycarbonyl)-3-phenylprop-2-enyl-3-hydroxynaphthalene-2-carboxylate,“Acta Crystallographica Section E, 2007, E63, o2297-o2299.
169.
K. Karthikeyan, P. T. Perumal, S. Etti and G. Shanmugam, “ Diastereoselective syntheses of pyrazolyl isoxazolidines via 1,3-dipolar cycloaddition”, Tetrahedran, 2007, 63, 1058110586.
170.
K. Hemanth Kumar and P. T. Perumal, “ A novel one-pot oxidative cyclization of 2’-amino and 2’-hydroxychalcones employing FeCl3.6H2O-methanol. Synthesis of 4-alkoxy-2-arylquinolines and flavones,” Tetrahedron, 2007, 63, 9531-9535.
171.
P. Shanmugam, P. Boobalan and P. T. Perumal, ”A novel method for the synthesis of highly functionalized 3,4-dihydropyrimidin-2(1H)-ones through the 1,4-addition on pyrimidin2(1H)-ones,” Tetrahedron, 2007, 63, 12215-12219.
172.
G. Shanthi and P. T. Perumal, “An eco-friendly synthesis of 2-aminochromenes and indolyl chromenes catalyzed by InCl3 in aqueous media”, Tetrahedron Letters, 2007, 48, 67856789.
173.
N. Panneer Selvam, G. Shanthi and P. T. Perumal, “Ceric-sulfate-catalyzed synthesis of 14aryl- or 14-alkyl-14H-dibenzo[aj]xanthene under conventional heating and microwave irradiation,” Can. J. Chem, 2007, 84, 989-995.
174.
K. Hemanth Kumar and P. T. Perumal, “ A novel One-pot oxidative deformylation of NFormyldihydroquinolines Employing Ferric Chloride Hexahydrate.Synthesis of 4phenylquolines and 4-chloro-2-(1,3-diphenyl-1H- pyrazol-4-yl)quinolines”, J. Heterocyclic Chem. 2008 ,597.
175.
A. Rajendran, C. J. Magesh and P.T. Perumal “DNA–DNA cross-linking mediated by bifunctional [SalenAlIII]+ complex” Biochimica et Biophysica Acta (BBA) - General Subjects 2008, 1780, 282-288.
176.
S. Etti, K. Karthikeyan, G. Shanmugam and P. T. Perumal “3-[3-(4-Bromophenyl)-1phenyl-1H-pyrazol-4-yl]-5-ethoxy-2-phenylisoxazolidine” Acta Cryst. 2008, E64, o342.
177.
N. Panneer Selvam, S. Saranya, and P. T. Perumal “A convenient and efficient protocol for the synthesis of symmetrical N,N′-alkylidine bisamides by sulfamic acid under solvent-free conditions” Can. J. Chem. 2008,86, 32-38.
178.
N. Panneer Selvam and P.T. Perumal “A simple and efficient method for the synthesis of amidophenols using iodine as catalyst under neat condition” Tetrahedron, 2008, 64, 29722978.
179.
C. Praveen, K. Hemanth Kumar, D. Muralidharan and P.T. Perumal. “Oxidative cyclization of thiophenolic and phenolic Schiff’s bases promoted by PCC:a new oxidant for 2substituted benzothiazoles and benzoxazoles” Tetrahedron, 2008, 64, 2369-2374.
180
D.Gayathri, D. Velmurugan, G. Shanthi, P.T. Perumal and K. Ravikumar “4’-Amino-2,2”dioxo-2,2’, 3,3”-tetrahydro-1H-indole-3-spiro-1’-cyclopent-3’-ene-2’-spiro-3”-1H-indole3’,5’,5’-tricarbonitrile dehydrate”, Acta Cryst. 2008. E64, o501-o502.
181
P. Arumugam and P. T. Perumal “Hantzsch Synthesis of Polyhydroquinolines and Polyhydroacridinones-A simple, Efficient and Neat Protocol” Indian. J. Chem., Sec. B, 2008, 47B, 1084-1090.
182.
R. Senthil Kumar, K. Karthikeyan, P.T. Perumal. “An efficient procedure for the TEMPOcatalyzed oxidation of alcohols to aldehydes and ketones using ferric chloride as terminal oxidant”, Can. J. Chem. 2008, 86, 720-725.
183.
G. Shanthi, P.T. Perumal. “An InCl3 catalyzed facile one-pot synthesis of novel dispiro[cyclopent-3′-ene]bisoxindoles”, Tetrahedron Letters, 2008, 49, 7139-7142.
184.
G. Shanthi, P. T. Perumal. “Indium-Mediated One-Pot Synthesis of New 4-Allyl-2-amino4H-chromenes in Water”, Synlett, 2008, 2791.
185.
G. Savitha, R. Sudhakar, P. T. Perumal. “An efficient one-pot synthesis of spiro dihydrofuran fluorene and spiro 2- hydroxytetrahydrofuran fluorene derivatives via [3+2] oxidative cycloaddition mediated by CAN”. Tetrahedron Letters, 2008, 7260.
186.
P. Ramesh, A. Subbiahpandi, P. Thirumurugan, P. T. Perumal and M. N. Ponnuswamy “ 3[4-(2,4-Dichlorophenyl)-3,5-dicyano-6-methoxypyridin-2-yl]indole” Acta Cryst. 2008. E64, 1892.
187.
P. Ramesh, A. Subbiahpandi and P. Thirumurugan, P. T. Perumal and M. N. Ponnuswamy “3-[3-Cyano-4-(2,4-dichlorophenyl)-1,4-dihydro-6-(2-pyridyl)pyridin-2-yl]indole“ Acta Cryst. 2008, E64, 1891
188.
M. Damodiran, R. Senthil Kumar P. M. Sivakumar, M. Doble and P. T. Perumal. “A simple protocol for the michael addition of indoles with electron deficient olefins catalyzed by TBAHS in aqueous media and their broad spectrum antibacterial activity”, Journal of Chemical Sciences, 2009, 121, 65.
189.
P. Thirumurugan, D. Muralidharan and P.T. Perumal. “Synthesis and photophysical studies of Quinoxaline and Pyridopyrazine derivatives”, Dy es and Pigments, 2009, 81, 245 – 253.
190.
K. Sujatha, P. T. Perumal, D. Muralidharan & M. Rajendran, “Synthesis, analgesic and antiinflammatory activities of bis(indolyl)methanes”, Indian J. Chem. 2009, 48B, 267.
191.
P. Jayashree, G. Shanthi and P. T. Perumal, “Indium trichloride catalyzed one-potsynthesis of new (2-amino-3-cyano-4H-chromen-4-yl) phosphonic acid diethyl ester”, Synlett., 2009, 917.
192.
C. Praveen, Y. W. Sagayaraj, P. T. Perumal, “Gold(I) catalyzed sequential cycloisomerization\bis-addition of o-ethynylanilines: and efficient access to bis(indolyl)methanes and di(indolyl)indolin-2-ones”, Tetrahedron Lett. 2009, 644-647.
193.
N. Panneer Selvam and P. T. Perumal, “Cerium(IV) sulfate one pot three component diastereo selective synthesis of 4-amido tetrahydropyrans”, Can. J. Chem., 2009, 87, 689.
194.
K. Sujatha, G. Shanthi, N. Panneer Selvam, S. Manoharan, P. T. Perumal & M. Rajendran Synthesis and antiviral activity of 4,4'-(arylmethylene)bis(1H-pyrazol-5-ols) against peste des petits ruminant virus (PPRV)”, Bioorg. Med. Chem. Lett. 2009, 19, 4501.
195.
T. Haribabu, G. Shanthi and P. T. Perumal “A facile one-pot synthesis of N-substituted tetrahydroquinolines”, Tetrahedron Lett. 2009, 50, 2881.
196.
G. Shanthi and P. T. Perumal “InCl3 catalyzed efficient one-pot synthesis of 2-Pyrrolo-3’yloxindoles” Tetrahedron Lett. , 2009, 50, 3959.
197.
M. N. Mohideen, A. S. Pandi, N. Panneer Selvam, P. T. Perumal and M. Damodiran “[1-(3Nitrophenyl)-2,3-dihydro-1Hnaphtho[1,2-e][1,3]oxazin-3-ylidine]malonaldehyde” Acta Cryst. (2009). E65, o582
198.
N. Panneer Selvam, P.T. Perumal, “Cerium(IV) sulfate catalyzed simple and convenient synthesis of β-acetamidocarbonyl compounds”, Arkivoc 2009 (x) 265.
199.
M. N. Mohideen, A. S. Pandi, N. Panneer Selvam and P. T. Perumal, “ N-[(2-Hydroxy-1naphthyl)(3-nitrophenyl)methyl]acetamides”, Acta Cryst. 2009, E65, o714–o715
200.
P. Thirumurugan and P.T. Perumal, “A simple one-pot synthesis of functionalised 3-indolyl 2,2'-bipyridine derivatives via multi-component reaction under neat condition” , Tetrahedron Let., 2009, 50, 4145–4150
201.
M. N. Mohideen, S. Thenmozhi, A. S. Pandi, N. Panneer Selvam and P. T. Perumal, “ N-[(2Hydroxy-1-naphthyl)(2-hydroxyphenyl)methyl]acetamides” , Acta Cryst. 2009. E65, o740
202.
P. Shanmugam, M. Damodiran, K. Selvakumar and P.T. Perumal “Synthesis of functionalised 1,2,3-triazole derivatives of 2-indolones from Morita-Baylis-Hillman adducts of isatin via “Click Chemistry” J. Heterocyclic Chem. 2009 , 46, 919.
203.
P. Ramesh, A. Subbiahpandi, P. Thirumurugan, P. T. Perumal and M. N. Ponnuswamy “4(4-Bromophenyl)-6-(1H-indol-3-yl)-2,2’-bipyridine-5-carbonitrile” Acta Cryst. 2009. E65, o450.
204.
P. Ramesh, A. Subbiahpandi P. Thirumurugan, P. T.Perumal and M. N. Ponnuswamy “2(1H-indol-3-ylcarbonyl)acetonitrile” Acta Cryst. 2009. E65, o447.
205.
G. Shanthi and P. T. Perumal, Urmila Rao and P.K. Sehgal, “ Synthesis and antioxidant activity of Indolyl chromenes”, Indian J. Chem. 2009, 48B, 1319.
206.
Y. Zulykama and P. T. Perumal, “Synthesis and Cyclo-oligomerization of 2(Bromomethyl)-3-aryl-2-propenoic acid derivatives,” Tetrahedron Lett. 2009, 50, 3892.
207.
C. Praveen, P. Kiruthiga, P. T. Perumal, “Gold(III)bromide catalyzed furannulation of 2alkynyl-cycloalk-2-enols: An expedient route to fused furans”, Synlett. 2009, 1990.
208.
M. Damodiran, D. Muralidharan and P.T. Perumal, “Regioselective Synthesis and biological evaluation of bis(indolyl)methane derivatized 1,4- disubstituted 1,2,3-triazoles as antiinfective agents”, Bioorganic and Medicinal Chemistry Lett. 2009, 19, 3611–3614
209.
P. Ramesh, S. S. Sundaresan, P. Thirumurugan, P. T. Perumal and M. N. Ponnuswamy, “4(2,4-Dichlorophenyl)-6-(1H-indol-3-yl)-2,2’-bipyridine-5-carbonitrile” Acta Cryst. 2009. E65, o996.
210.
P. Ramesh, S. S. Sundaresan, P. Thirumurugan, P.T. Perumal and M. N. Ponnuswamy, “4(4-Chlorophenyl)-6-methoxy-2,2’-bipyridine-5-carbonitrile” Acta Cryst. 2009. E65, o995.
211.
P. Ramesh, S. S. Sundaresan, N. Vidhya Lakshmi, P. T. Perumal and M. N. Ponnuswamy, “3’-Benzyloxy-3-hydroxy-3,3’-bi-1Hindole-2,2’(3H,3’H)-dione monohydrate” , Acta Cryst. 2009. E65, o994.
212.
M. NizamMohideen, S. Thenmozhi, A. SubbiahPandi, G. Savitha and P. T. Perumal, “Ethyl30-(2,4-dichlorophenyl)-50-hydroxy-50-methyl-40,50-dihydrospiro[fluorene9,20(30H) -furan]-40-carboxylate”, Acta Cryst. 2009. E65, o977
213.
M. Nizam Mohideen, S. Thenmozhi, A. Subbiah Pandi, N. Panneer Selvam and P. T. Perumal, “N-[(2-Hydroxy-5-methoxyphenyl)- (3-nitrophenyl)methyl]acetamide”, Acta Cryst. 2009, E65, o829
214.
G. Shanthi, N. Vidhya Lakshmi, and P. T. Perumal, “ A Simple And Eco-Friendly Synthesis of 3-Indolyl-3-hydroxy oxindoles and 11-Indolyl-11H-indeno[1,2-b]quinoxalin-11-ols in aqueous media”, Arkivoc, 2009 (x) 121.
215.
Karthikeyan, T. V. Seelan, K. G. Lalitha, P. T. Perumal, “Synthesis and Antinociceptive Activity of Pyrazolyl Isoxazolines and Pyrazolyl Isoxazoles”, Bioorganic and Medicinal Chemistry Lett. 2009, 19, 3370.
216.
G. Savitha, K. Felix, P. T. Perumal, “Synthesis of Novel 3-Bromo,2H-Chromene derivatives-Palladium Catalyzed cyclization of Aryl Propargyl Ethers”, Synlett.2009,2079.
217.
M. NizamMohideen, M. Damodiran, A. SubbiahPandi and P. T. Perumal, “3-(6-Benzyloxy2,2-dimethylperhydrofuro[2,3-d][1,3]dioxol-5-yl)-5-(4-bromophenyl)-2 phenylperhydropyrrolo[3,4-d]-isoxazole-4,6-dione”, Acta Cryst. 2009, E65, o1156.
218.
S. Nirmala, K. Karthikeyan, E. T. S. Kamala, L. Sudha and P. T. Perumal, “40-(4Methoxyphenyl)-1,1’,1’’-trimethyldispiro[indoline-3,2’-pyrrolidine-3’,3’’-pyrrolidine]2,2’’,5’’-trione”, Acta Cryst. 2009, E65, o1655.
219.
N. Panneer Selvam, T. Hari Babu and P.T.Perumal, “A simple and convenient approach to the Friedländer synthesis of Pyrano[2,3-b]pyridines”, Tetrahedron, 2009, 65, 8525.
220.
P. Thirumurugan and P. T. Perumal, “InCl3 mediated one-pot synthesis of indol-3-yl pyridine and 2,2'-bipyridine derivatives through multi-component reaction”, Tetrahedron, 2009, 65, 7620.
221.
K. Karthikeyan and P. T. Perumal, “Synthesis of highly functionalized Spirobenzofuranols and Spirobenzofuranones by Baylis-Hillman reaction”, Synlett, 2009, 2366.
222.
M. Damodiran, N. Panneer Selvam and P. T. Perumal “Synthesis of highly functionalized oxazines by Vilsmeier cyclization of amidoalkyl naphthols”, Tetrahedron Lett. 2009, 50, 5474.
223.
C. Praveen, K. Karthikeyan and P. T. Perumal, “Efficient synthesis of 3-substituted indoles through a domino gold(I) chloride catalyzed cycloisomerization/C3-functionalization of 2(alkynyl)anilines”, Tetrahedron, 2009, 65, 9244.
224.
C. Praveen, P. Jagadesh and P. T. Perumal, “Gold(III)chloride catalyzed intermolecular dimerization of 2-ethynylanilines: Synthesis of substituted quinolines”, Synlett, 2009, 2795.
225.
Y. Zulykama, U. Uma, P. Devi, and P. T. Perumal, “Chemo and Regioselective Functionalization of Morita Baylis-Hillman Bromides with Anthranilic acid”, Can. J. Chem, 2009, 87, 1682.
226.
M. Damodiran, P. M. Sivakumar, R. Senthil Kumar, D. Muralidharan, B. V. N. Phani Kumar, M. Doble and P.T. Perumal, “Antibacterial activity, QSAR and Diastereoselective synthesis of isoxazolidine derivatives via 1,3-dipolar cycloaddition of D-glucose derived nitrone with olefin” Chemical Biology & Drug Design, 2009, 74, 494.
227.
D. J. Nelson, P. T. Perumal, C. Brammer, N. Panneer Selvam "Effect of Single Walled Carbon Nanotube Association upon Representative amides” J. Phys. Chem. C., 2009, 113, 17378.
228.
K. Karthikeyan, R. Senthilkumar, D. Muralidharan and P. T. Perumal, “Diastereoselectivesynthesis of pyrrolidines via 1,3-dipolar cycloaddition of a chiral azomethine ylide” Tetrahedron Lett. 2009, 50, 7175.
229
P. Ramesh, S. S. Sundaresan, N. Vidhya Lakshmi, P. T. Perumal and M. N. Ponnuswamy, “1’-Methyl-2,2’’-dioxoindoline-3-spiro-2’-pyrrolidine-3’-spiro-3’’-indoline-4’,4’dicarbonitrile”, Acta Cryst. 2009. E65, o1945.
230.
M. NizamMohideen,M. Damodiran, A. SubbiahPandi and P. T. Perumal, “3-(6-Benzyloxy2,2-dimethylperhydrofuro[ 2,3-d][1,3]dioxolan-5-yl)-5-(4-chlorophenyl)-4-nitro-2-phenyl2,3,4,5-tetrahydroisoxazole, Acta Cryst. E. 2009. E65, o2305.
231. P. Thirumurugan, A. Nandakumar, D. Muralidharan and P. T. Perumal, “A simple and convenient approach to the Kr€ohnke pyridine type synthesis of functionalised indol-3-yl pyridine derivatives using 3-cyanoacetyl indole” J. Comb. Chem., 2010, 12, 161.
232. G. Bhaskar, M. Solomon, G. Babu, D. Muralidharan and P. T. Perumal, “A simple and an efficient indium trichloride catalyzed benzyl etherification”, Indian J.Chem. 2010, 49B,795801. 233.
G. Shanthi and P. T. Perumal, “An efficient one-pot synthesis of novel pyrazolophthalazinyl Spirooxindoles”, Journal of Chemical Sciences, 2010, 122, 415.
234.
T. Haribabu, A. Joseph, D. Muralidharan and P. T. Perumal, “A Novel Method for the Synthesis of Functionalized Spirocyclic Oxindoles by One-pot Tandem Reaction of Vinyl Malononitriles with Isatylidene Malononitriles”, Tetrahedron Lett., 2010, 51, 994.
235.
R. Senthil Kumar, K. Karthikeyan, B.V.N. Phani kumar, D. Muralidharan and P. T. Perumal, Synthesis of densely functionalised C-glycosides by a tandem oxy Michael addition-Wittig olefination pathway”, J. Carbohydrate Res, 2010, 345, 457.
236.
N.Vidhya Lakshmi, P. Thirumurugan and P.T.Perumal, “An expedient approach for the synthesis of Dispiro bisoxindoles, spiropyrrolidine oxindoles and spiroindan-1,3-diones”, Tetrahedron Lett, 2010, 51, 1064.
237.
I. K. L. Tamikovan, A. SubbiahPandi, M. Damodiran, K. Karthikeyan and P. T. Perumal, “Diethyl 2-oxo-3-(2-oxo-2,3-dihydro-1H-indole-3-ylidene)butanedioate, Acta. Cryst., 2010, E66, o37.
238. C. Praveen, A. Kalyanasundaram and P. T. Perumal, “Gold(III)-Catalyzed Synthesis of Isoxazoles by Cycloisomerization of a,b-Acetylenic Oximes” Synlett. 2010, 777. 239. N. Vidhya Lakshmi, P. Thirumurugan, C. Jayakumar, P. T. Perumal, “An Easy Access to Novel Spiro-Fused Pyrrolo Benzo[b]thiophene 1,1-Dioxide Derivatives via 1,3-Dipolar Cycloaddition Using Benzo[b]thiophene 1,1-Dioxide” Synlett, 2010, 955. 240. T. Hari Babu, K. Karthik and P. T. Perumal, “A facile one-pot synthesis of functionalized spiro-oxindoles via vinylogous aldol reaction of vinyl malononitriles with isatin derivatives in aqueous media” Synlett. 2010, 1128. 241.
D. J. Nelson, N. Panneer Selvam, B. Christopher and P.T. Perumal, "Effect of SingleWalled Carbon Nanotube Association upon 1H NMR Spectra of Representative Organo nitrogen Compounds" The Journal of Physical Chemistry C., 2010, 114, 10140-10147.
242.
P. Thirumurugan, A. Nandakumar, N. Vidhya Lakshmi, B. V. N. Phanni kumar and P. T. Perumal, “Synthesis and NMR spectral assignment of indol-3-yl pyridines and αaminophosphonates through one-pot multi-component reaction” Magnetic Resonance in Chemistry, 2010, 48, 554 – 561.
243.
K. Ramachandiran, K. Karthikeyan, D. Muralidaran and P. T. Perumal , “Synthesis of isoxazolo-benzoxepanes via Michael addition of indoles to nitroalkenes and sequential intramolecular nitrile oxide cycloaddition”, Tetrahedron Letters, 2010, 51, 3006.
244.
G. Bhaskar, C. Saikumar and P. T. Perumal , “Indium(III) bromide catalyzed hydroarylation of diarylalkynes with indoles”, Tetrahedron Letters, 2010, 51, 3141.
245.
K. Karthikeyan, P. M. Sivakumar , M. Doble and P. T. Perumal, “Synthesis, antibacterial activity evaluation and QSAR studies of novel dispiropyrrolidines ,” European Journal of Medicinal Chemistry, 2010, 45, 3446 – 3452.
246.
C. Praveen, C. Iyyappan, P. T. Perumal, “Regioselective synthesis of phthalans via Cu(OTf)2 catalyzed 5exo-dig intramolecular hydroalkoxylation of 2-(ethynyl)benzyl alcohols, Tetrahedron Lett. 2010, 51,4767.
247.
A. Nandakumar, P. Thirumurugan, P. T. Perumal ,P. Vembu, M. N. Ponnuswamy and P. Ramesh, “One-pot multicomponent synthesis and antimicrobial evaluation of 2'-(indol-3yl)-2-oxospiro(indoline-3,4'-pyran) derivatives”, Bioorganic and Medicinal Chemistry Lett. 2010, 20, 4252.
248.
C. Praveen, K. Parthasarathy,; P. T. Perumal, ‘‘Triflic acid promoted tandem ring closurearyl migration of 2’-amino chlacone epoxide: A new synthetic route to azaisoflavones.’’ Synlett. 2010, 1635 .
249.
A. Trigunait, P. Malathy, K. Ramachandiran, P. T. Perumal and K. Gunasekaran, “tert-Butyl 3-(8-bromo- 4H,10H-1,2-oxazolo[4,3-c][1]benzoxepin-10-yl)-2-methyl-1H-indole-1Carboxylate”, Acta. Cryst. E., 2010, E66, o2035.
250.
N. Vidhya Lakshmi, P. Thirumurugan, K.M.Noorula and P. T. Perumal , “InCl3 mediated one-pot multicomponent synthesis and antimicrobial evaluation of 3-pyranyl indole derivatives”, Bioorganic and Medicinal Chemistry Lett. 2010, 20, 5054.
251.
T. Hari Babu, S. Pawar, D. Muralidharan, and P.T.Perumal, “Rearrangement of pyran derivatives obtained from vinyl malononitriles and aldehydes via vinylogous Aldol reactions: A novel method for the synthesis of Dienamides.” Synlett. 2010, 2125.
252.
M. NizamMohideen, G. Bhasker and P. T. Perumal, “1-Benzyl-3-(1,2-diphenylethenyl)1H-indole”, Acta Cryst. 2010, E66, o2506.
253.
M. Nizam Mohideen, G. Bhasker and P. T. Perumal, diphenylethenyl] -1H-indole”, Acta Cryst. E, 2010, E66, o2514.
254.
P. Thirumurugan, A. Nandakumar, N. Sudha Priya, D. Muralidaran, P.T.Perumal , “KHSO4-Mediated synthesis of α amino phosphonates under neat condition and their 31P NMR chemical shift assignments”, Tetrahedron Lett. 2010, 51, 5708.
255.
M. Damodiran and P.T.Perumal “Synthesis of substituted 1,3-oxazines using Sulfamic acid as an efficient and eco-friendly catalyst", J. Heterocylic Chem. 2010, 47,1386.
256.
P. Thirumurugan and P.T.Perumal “Synthesis and anti- Inflammatory activity of indol-3-yl pyridine derivatives through one-pot multicomponent reaction” Journal of Chemical Sciences, 2010 , 122, 819.
257.
K. Karthikeyan, N. Saranya , A. Kalaivani and P. T. Perumal, “ Synthesis of spiropyrrolidines and spiropyrrolizidines by azomethine ylide cycloaddition of Baylis-Hillman adducts derived from N-methyl maleimide”, Synlett, 2010, 2751.
“5-Chloro-3-[(E )-1,2-
258.
C. Praveen, P.Dheen Kumar,D. Muralidharan and P. T. Perumal, “Synthesis, antimicrobial and antioxidant evaluation of quinolines and bis(indolyl)methanes”, Bioorganic and Medicinal Chemistry Lett. 2010 , 20, 7292.
259.
S. Maiti, P. T. Perumal and J. C. Menéndez, “ CAN-promoted, diastereoselective synthesis of fused 2,3-dihydrofurans and their transformation into tetrahydroindoles” Tetrahedron 2010, 66, 9512.
260.
P. A. A. Mahaboob, M. N. Mohideen, G. Bhaskar and P. T. Perumal, “3-(1,2-Diphenylethenyl)-2phenyl-1H-indole,“ Acta. Cryst. E, 2010, 66, 2745.
261.
P. Thirumurugan, P. T. Perumal, “Synthesis and photo physical studies of pyridinyl-1,2,4triazene derivatives and green fluorescent sensor for ferric salts”, Dyes and Pigments, 2011, 88, 403.
262.
M. G. R. Priya, Y. Zulykama, K. Girija, S. Murugesh, P. T. Perumal, “Synthesis of 4-(3H)quinazolinones by microwave assisted tandem reaction and evaluation of their antibacterial and antifungal activities,” Indian J. Chem. B, 2011 ,50B, 98.
263.
G. Savitha, P. T. Perumal, “Synthesis of Novel 3-bromo-1,2-dihydroquinolines via Palladium Mediated Intramolecular Cyclization of N-tosyl-N-propargyl anilines”, Tetrahedron Letters, 2011, 52, 1783.
264.
T. Hari Babu, D. Muralidharan, and P. T. Perumal, “A simple method for the synthesis of functionalized chromenes via vinylogous Micheal addition α,α-dicyanoalkenes on iminocoumarins derivatives .” Synlett. 2011, 341.
265.
C. Praveen and P. T. Perumal, “Synthesis of carbazoles via gold(I) catalyzed carbocyclization of 2-(enynyl)indoles”, Synlett. 2011 ,521.
266.
A. Nandakumar, D. Muralidaran and P.T. Perumal, “Synthesis of functionalized tetrahydroisoquinolines via palladium-catalyzed 6-exo-dig carbocyclization of 2-bromo-Npropargylbenzylamines”, Tetrahedron Letters, 2011, 52, 1644.
267.
P. Narayanan, K. Sethusankar, K. Ramachandiran and P. T. Perumal, “ cis-6-Bromo-4-(1methyl-1H-indol-3-yl)-10,10a-dihydro-1H,4H-2,9-dioxa-3-azabenz[f]azulene”, Acta Cryst. 2011, E66, o517.
268.
K. Ramachandiran, P.T. Perumal, D. Muralidharan,” Palladium catalyzed alkylation of indole via aliphatic C-H bond activation of tertiary amine”, Tetrahedron Lett. 2011, 52, 3579.
269.
N. Vidhya Lakshmi, S. E. Kiruthika and P. T. Perumal , “A rapid and efficient access to 2amino-4-substituted-4H-chromenes catalyzed by InCl3”, Synlett, 2011,1389.
270.
P. Srinivasan, P.T. Perumal and S. Raja, ”Iodine/AcCl-catalyzed Prins-Ritter reaction: Synthesis of 4-amido tetrahydropyrans”, Indian J. Chem. Sec B, 2011, 50B, 1083.
271.
N. Vidhya Lakshmi, Y. Arun, P. T. Perumal, “Unusual mechanistic pathway for the synthesis of novel spiro-oxindoles via 3-phenyl-5-isoxazolone ring cleavage by secondary amino acids” Tetrahedron Lett. 2011, 52, 3437.
272.
C. Praveen, A. N. Ayyanar, P. T. Perumal, “Practical synthesis, anticonvulsant and antimicrobial activity of N-allyl and N-propargyl di(indolyl)indolin-2-ones” Bioorganic and Medicinal Chemistry Lett. 2011, 4072 – 4077.
273.
C. Praveen and P. T. Perumal, “Gold(III) chloride catalyzed regioselective synthesis of pyrano[3,4-b]indol-1(9H)-ones and evaluation of anticancer potential towards human cervix adenocarcinoma” Bioorganic and Medicinal Chemistry Lett. 2011, 4170-4173.
274.
T. Hari Babu, J. Kamalraja, D. Muralidharan, P. T. Perumal “Michael addition of α-azido ketones on iminocoumarin derivatives: An efficient access to new funcionalized azido chromenes” Tetrahedron Lett. 2011, 4093.
275.
B. Balakrishnan, C. Praveen, P. R. Seshadri and P. T. Perumal, “5-(3-Methylphenyl)- 3phenyl-1,2-oxazole,” Acta Cryst. 2011, E67, o1575.
276.
K. Ramachandiran, K. Karthikeyan, T. Nandhakumar, D. Muralidharan, P. T. Perumal, “ Stereoselective synthesis of isoxazolinobenzoxepanes via intramolecular nitrile oxide cycloaddition,” Synthesis, 2011, 3277.
277
N.Vidhya Lakshmi, P. T. Perumal, “A facile synthetic approach to novel spiro-oxindoles /acenaphthylen-1-ones containing benzo[1,4]thiazin-3-one ring via 1,3-dipolar cycloaddition” , Tetrahedron Letters, 2011, 52, 5301.
278.
T. Hari Babu, B.V.N. Phanni kumar, and P.T. Perumal, ” Regioselective synthesis and structural elucidation of 1,4-disubstituted 1,2,3-triazole derivatives using 1D and 2D NMR spectral techniques” Magnetic Resonance in Chemistry, 2011, 49, 824.
279
A. Nandakumar, D. Muralidaran and P.T. Perumal, ”Palladium-catalyzed intramolecular hydroarylation of 2-Bromobenzyl propargyl ethers” Synlett, 2011, 2733.
280.
P. Narayanan, K. Sethusankar, K. Ramachandiran and P. T. Perumal, “2-Methyl-3-{2-nitro-1-[2(prop-2-yn-1-yloxy)phenyl]ethyl}-1H-indole”, Acta Cryst. 2011, E67, o2658.
281.
S. E. Kiruthika, N. Vidhya Lakshmi, B. R. Banu and P. T. Perumal , “ A facile strategy for the one pot multi component synthesis of spiro dihydropyridines from amines and activated alkynes” Tetrahedron Letters, 2011, 52, 6508.
282.
C. Gandhimathi, B. W. C. Sathiyasekaran, P.T. Perumal and C. Rose, “Nutritional Evaluation, in vitro Free Radical Scavenging and in vivo Anti-inflammatory Effects of Gisekia pharnaceoides and Identification of Kaempferol as a Nutraceutical Agent”, British Biotechnology Journal 1(3):
2011, 113-135. 283.
P. Narayanan, K. Sethusankar, K. Ramachandiran P. T. Perumal, “5-Methoxy-3-[(5methoxy-1H-indol-3-yl)(phenyl)methyl]-1H-indole”, Acta Cryst. 2011, E67, o3196.
284.
G. Jagadeesan, G. Suresh, B. Nandakumar, P. T. Perumal and S. Aravindhan, “Diethyl [benzylamino(1,3-diphenyl-1Hpyrazol-4-yl)methyl]phosphonate”, Acta Cryst. 2011, E67, o2376.
285.
S. A. Inglebert, K. Sethusankar, Y. Arun and P. T. Perumal, “rac-Dimethyl 2-(tertbutylamino)-5-oxo-4,5-dihydropyrano[3,2-c]chromene-3,4-dicarboxylate”, Acta Cryst. 2011, E67, o2955.
286
C. Praveen, C. Iyyappan, K. Girija, K. Suresh Kumar, P. T. Perumal, “Regioselective synthesis and evaluation of 3-alkylidene-1,3-dihydroisobenzofurans as potential antidepressant agents” Journal of chemical Sciences, 2012, 124, 451–462.
287
J. Kamalraja, D. Muralidharan, P. T. Perumal, “An efficient and regioselective synthesis of highly functionalized chromen-5-ones and pyrano[3,2-c]chromen-5-ones via Knoevenagel /Michael /cyclization sequence by tandem one-pot manner, Synlett, 2012. 2894.
288.
C. Praveen , C. Iyyappan and P. T. Perumal and K. Girija, “AgOTf as an alternative catalyst for the regioselective cyclization of 2-(alkynyl)benzyl alcohols: Synthesis and biological evaluation of phthalans, Indian J.Chem. (Section B) 2012, 51B, 498.
289.
C. Praveen, A. Nandakumar, P. Dheenkumar, D. Muralidharan and P. T. Perumal “. Microwave assited one-pot synthesis of benzothiazole and benzoxazole libraries as analgesic agents J. Chem Sci. 2012, 124, 609.
290
N. Vidhya Lakshmi, P. T. Perumal, “ Novel route to spiropiperidines using N-methyl-4-
piperidone, malononitrile and electrophiles”, Tetrahedron Lett. 2012, 53, 1282-86. 291.
V. Sridharan, P. Ribelles, V. Estévez, M. Villacampa, M. T. Ramos, P. T. Perumal and J. Carlos Menéndez, “ New types of reactivity of ¦Á,¦Â-unsaturated N,N-dimethylhydrazones:
Chemodivergent, diastereoselective synthesis of functionalized tetrahydroquinolines and hexahydropyrrolo[3,2-b]indoles", Chem. Eur. J. 2012, 18, 5056 – 506. 292.
G.Bhaskar, Y.Arun and P.T.Perumal, “ Synthesis of novel spirooxindole derivatives by one pot multicomponent reaction and their antimicrobial activity”, Europian J. Med. Chem., 2012, 51, 79-91.
293.
S. Paramasivam, G. Bhaskar, P. R. Seshadria and P. T. Perumal, “(E)-3-Phenyl-2-(1-tosyl1H-indol-3-ylcarbonyl)acrylonitrile”. Acta Cryst. 2012, E68, o683–o684.
294.
S. A. Inglebert, K. Sethusankar, Yuvaraj Arun and P. T. Perumal, “rac-Diethyl 5-oxo-2[(2,4,4-trimethylpentan-2-yl)amino]-4,5-dihydropyrano-[3,2-c]chromene-3,4-dicarboxylate”. Acta Cryst. 2012, E68, o112.
295. S. E Kiruthika, R. Amritha, P.T.Perumal, “ An efficient strategy for functionalized spirolactones and dispirodihydrofuranyl oxindoles using amines and activated alkynes”, Tetrahedron Lett. 2012, 53, 3268. 296
Srinu Lanka, S. Thennarasu, P. T. Perumal, “ Facile synthesis of novel dispiroheterocylic derivatives through cyclcoaddition of azomethineylides with acenaphthenone-2-ylidine ketones. Tetrahedron Lett. 2012, 53, 7052.
297.
J. Kamalraja, T. Hari Babu, P. T. Perumal “A facile method for the synthesis of 3(aminomethylene)oxindoles from isatylidene malononitriles and α-azido ketones” Synlett , 2012,1950.
298. G. Suresh, V. Sabari, A. Nandakumar, P. T. Perumal and S. Aravindhan “Diethyl [(2bromoanilino)(1,3-diphenyl-1H-pyrazol-4-yl)methyl]phosphonate” Acta Cryst., 2012, E68, o1554, 2012.
299. P. Kamatchi, G. Jagadeesan, M. Pramesh, P. T. Perumal and S. Aravindhan “Ethyl 2-benzyl3-[3-(4-chlorophenyl)-1-phenyl-1H-pyrazol-4-yl]-4,6-dioxo-5-phenyloctahydropyrrolo[3,4c]pyrrole-1-carboxylate” Acta Cryst., 2012, E68, o552. 300.
R. Senthamizhselvi, G. Bhaskar, P. R. Seshadri, P. T. Perumal and K.Illangovan, “3-(1,2-Dip- tolylvinyl)-2-methyl-1H-indole”, Acta Cryst. 2012. E68, o1815.
301.
M. Sivaraman , D. Muralidharan and P.T. Perumal, “Synthesis of novel 9-(1iodovinyl)acridin-(2H)-one through iodine mediated cascade 6-endo-dig cyclization followed by condensation and 3,3-sigmatropic migration of 2-aminophenyl propynyl oxyenone, Tetrahedron Lett. 2012, 53,6039.
302.
R. Dhanapaul, D.Muralidharan and P.T.Perumal, “Synthesis of Quinoline derivatives for fluorescent imaging certain bacteria,” Bioorganic & Medicinal Chemistry Letters, 2012, 22, 6497.
303.
G. Jagadeesan, K. Sethusankar, G. Bhaskar and P. T. Perumal, “1’-Butyl-2-methyl-1’,2,2, 3,4,9-hexahydrospiro[benzo[f]isoindole-1,3’-indole]-2’,4,9-trione” Acta Cryst. 2012. E68, o2140.
304.
S. A. Inglebert, Y. Arun, K. Sethusankar and P. T. Perumal, “rac-Dimethyl-5-oxo-2-[(2,4,4trimethylpentan-2-yl)amino]-4,5-dihydropyrano-[3,2-c]chromene-3,4-dicarboxylate”Acta Cryst. 2012. E68, o2177.
305.
S. Paramasivam, G. Bhaskar, P. R. Seshadria and P. T. Perumal, “2-Iodo-3-(4methoxyanilino)-5,5-dimethylcyclohex-2-en-1-one” Acta Cryst. 2012. E68, o506.
306.
C. Praveen, P. Dheenkumar, P. T. Perumal “Super acid catalyzed sequential hydrolysis/ cycloisomerization of o-(acetylenic)benzamides under microwave condition: Synthesis, antinociceptive and anti-inflammatory activity of substituted isocoumarins” Journal of Chemical Sciences 2013,125, 71-83.
307.
N. Vidhya Lakshmi, P. M. Sivakumar, D. Muralidharan,Mukesh Doble and Paramasivan T. Perumal,”Expeditious synthesis, antibacterial activity evaluation and GQSAR studies of 3bisoxindoles, 2-oxindolyl-2-hydroxyindan-1,3-diones and 2-oxindolyl-2-hydroxyacenaphthylen-1ones,” RSC Advances, 2013., 496.
308.
M. Damodiran ,K. Karthikeyan , D. Muralidharan and P.T.Perumal,”Novel sulfamic acid promoted synthesis of 3-alkylidene indolone derivatives via one-pot multicomponent reaction" Synthetic Communications, 2013, 43, 645.
309.
N. Vidhya Lakshmi and P. T. Perumal, “New pathway to pyrrolidinones and pyrrolizidinones using aryl aldehydes, 3-phenyl-5-isoxazolone and secondary amino acids”, Tetrahedron Letters, 2013,54,1817.
310.
M. Sivaraman, D. Muralidharan, P. T. Perumal, “ One pot rhodium catalysed, base and solvent free reaction of in-situ generated dicarbonyl iodonium ylide and propargyl bromide leading to 2(bromomethyl)furan derivatives and to Hashmi phenol through platinum catalysed furan-yne cascade cyclization”Tetrahedron Letters, 2013,54, 1509.
311.
A. Nandakumar, P.T. Perumal, "Tetrasubstituted olefinic xanthene dyes: synthesis via palladiumcatalyzed 6-exo-dig cyclization/C-H activation of 2-bromobenzyl-N-propargylamines and solid state fluorescence properties" Org. Lett. 2013, 15, 382.
312.
Y. Arun, G. Bhaskar, D. Muralidharan and P.T. Perumal “Facile one-pot synthesis of novel dispirooxindole-pyrrolidine derivatives and their antimicrobial and anticancer activity against A549 human lung adenocarcinoma cancer cell line” Bioorganic & Medicinal Chemistry Letters, 2013, 23,1839.
313.
K. Parthasarathy, C. Praveen; C Balachandran, P Senthil Kumar ,S Ignacimuthu and P.T.Perumal, “ Cu(OTf)2 catalyzed three component reaction: Efficient synthesis of spiro[indoline-3,4'-pyrano[3,2b]pyran derivatives and their anticancer potency towards A549 human lung cancer cell lines,” Bioorganic & Medicinal Chemistry Letters, 2013,23, 2708.
314.
G. Suresh, A. Nandakumar,V. Sabari, P. T. Perumal, and S. Aravindhana, “ Diethyl [(2chloroanilino (1,3-diphenyl-1H-pyrazol-4-yl)methyl]phosphonate”, Acta Cryst. 2013. E69, 0182.
315.
K. Ramachandiran, D. Muralidharan, P. T. Perumal, “Aza-Baylis-Hillman reaction of maleimides with azodicarboxylates under solvent-free conditions, Journal of Chemical Sciences 2013.
. 316.
K. Ramachandiran, D. Muralidharan, P. T. Perumal, A straightforward stereoselective synthesis of cis-10',14'-diazaspiro[pyrrolidine-3,11'-tetracyclo [8.6.0.02,7,012,16] hexadecane]-2'(7'),4',6',8'-tetraene-2,5,13',15'-tetrone derivatives under solvent-free condition , “ J.Heterocyclic Chem. 2013. 000.
317.
N. Vidhya Lakshmi, S.E..Kiruthika and P. T. Perumal, “ Multicomponent assembly of 2amino-4-substituted-4H-chromenes using cyclic Michael donors" Can. J.Chem, 2013, 91, 479-485.
318.
R. Dhanapal, P. T Perumal & D.Munusamy, “Diethylaminosulfurtrifluoride-catalyzed efficient one-pot three-component aza-Diels–Alder reactions: A facile synthesis of substituted hexahydrofurano[3,2-c]quinolines,” Indian J.Chem. Sec B,2013, 52B, 553.
319. R. Dhanapal, C. Ramprasath, P. T Perumal, “Synthesis of 7-oxa-bicyclo [2.2.1] hept-5-en-2yl derivatives and their screening on antimicrobial and antioxidant properties” Bioorganic & Medicinal Chemistry Letters, 2013,23, 3599–3603. 320. S. A.Inglebert, Y.Arun K. Sethusankar and P.T. Perumal, “1-Ethyl-4’-(1H-indol-3-ylcarbonyl)-1’methyl-2,2’’-dioxodispiro[indoline-3,2’-pyrrolidine-3’,3’’-indoline]-4’-carbonitrile dimethyl sulfoxide monosolvate,” Acta Cryst. 2013. E69,o1328 .
321. B. Balakrishnan, C. Praveen, P. R. Seshadri and P. T. Perumal, ”5-(3-Methoxyphenyl)-3- phenyl-
S
1,2-oxazole,” Acta Cryst. 2013. E69, o597. 322. K. Ramachandiran, T.Seelatha, N.Vidhya Lakshmi, T.Haribabu , D. Muralidharan, P. T. Perumal, “ palladium-catalyzed C-H activation and its application to multiple bond formation reactions,” Current Organic Chem., 2013, 17, 2001-2024. 323. P. Narayanan, J. Kamalraja, P. T. Perumal and K.Sethusankar, rac -4-(4-Chlorophenyl)-2-methylamino3-nitro-5,6,7,8-tetrahydro-4H-chromen-5-one,” Acta Cryst. 2013. E69, 1053.
324. P. Narayanan, J. Kamalraja, P. T. Perumal and K.Sethusankar, “4-(4-Bromophenyl)-2-methyl amino-3-nitro-5,6,7,8-tetrahydro-4H-chromen-5-one,” Acta Cryst. 2013. E69, o931. 325. R. Gangadharan, K. Sethusankar,S.E. Kiruthika and P. T. Perumal ” Methyl 4-anilino-2’,5-dioxo1’,2’-dihydro-5H-spiro[furan-2,3’-indole]-3-carboxylate,” Acta Cryst. 2013. E69, 1055. 326. N. Poomathi, D. Muralidharan a and P. T. Perumal, “Stannous chloride mediated one pot synthesis of functionalized indole-3-yl pyridines using 3-cyanoacetylindoles and 3-formylchromones” Tetrahedron Letters, 2013 (Accepted). 327. S. E. Kiruthika and P. T. Perumal, “One pot four component approach for the construction of dihydropyridines and dihydropyridinones using amines and activated alkynes” RSC Advances, 2013. 328. J. Kamalraja and P. T. Perumal, “Chemo, Regioselective Synthesis in Water; An Efficient, One-Pot Synthesis of Highly Functionalized Indolylpyrroles and Triazolylindolylpyrroles via a Tandem Knoevenagel–Michael–Annulation Followed by [3+2] Cycloaddition Sequence” RSC Advances, 2013. 329. T. Sreelatha, S. Kandhasamy, D. Raghu, S. Suresh, S. Sinha, M. Doble, D. Karunagaran, P. T. Perumal, Synthesis, Characterisation ans anticancer evaluation of novel napthoquinone amide derivatives, RSC MedChemComm, 2013. 330. T. Sreelatha, R. Aravindan, P. T. Perumal and A. Gnanamani, Synthesis and biological profiling of metal and azo-metal complexes of embelin, Journal of Biological Inorganic Chemistry, 2013.
Book Published: 1. D. J. Nelson, C. N. Brammer, N. Panneer Selvam, P. T. Perumal, “Association of Representative Amides and Aminoalcohols with SWCNT As Revealed by 1H NMR”, Department of Chemistry and Biochemistry, University of Oklahoma, Norman, Oklahoma 73019, ACS Symposium Series, Vol. 1064, Chapter 3, pp 31–51, 2011.
Paper presented in conferences and invited talks from 2000 onwards 1 P.T.Perumal, “Synthetic applications of indium trichloride catalysed reactions, Golden Jubilee national seminar on recent trends in organic chemistry, Universitry of Madras, Chennai, Feb.2000. 2 P.T.Perumal, “Synthesis of heterocyclic compounds by using Vilsmeier reagent “ Golden Jubilee seminar on recent trends in organic synthesis“, Dept. of chemistry, VHNS college, Virudhunagar March 2000. 3 P.T. Perumal, “Synthesis of organic compounds by using Vilsmeier reagent”, Organometallic and physical organic chemistry, Presidencey College, Chennai, Tamil Nadu. Aug, 2000 4 P.T.Perumal, “Synthesis of Heterocyclic compounds by using Vilsmeier reagent and Indium trichloride, Refresher Course, Pondicherry University, Pondicherry, Sept. 2000. 5 P.T. Perumal, “Synthetic Studies on Vilsmeier Cyclisation with Heteroatom Substituted Substrates”, National Symposium on Metallo – Organic Chelates and Recent Advances in Chemistry, Presidencey College, Chennai, Tamil Nadu. February 2001. 6 P.T. Perumal, “Synthesis of heterocyclic compounds via imino Diels Alder reaction catalyzed by indium trichloride, urea nitrate, oxalic acid and PPh3.HClO4 and related reactins”, National Seminar on Recent Trends in Physical Organic Chemistry, V. H. N. S. N. College, Virudhunagar, Tamil Nadu. March 2001. 7 P.T.Perumal, “Synthesis of Heterocyclic compounds by using Vilsmeier reagent and Indium trichloride, Refresher Course, Universityof Madras Chennai -2001. 8 P.T. Perumal, “synthesis of heterocyclic compounds using Vilsmeier reagent” , National seminar on pharmaceutical diversity in heterocyclic compounds held at Lucknow(Lucknow University) June-2001. 9 P.T.Perumal, “Synthesis of organic compounds by using Vilsmeier reagent”, Singapore International Chemical conference II, Singapore , Dec 2001. 10 P.T.Perumal, “Organic synthesis and asymmetric organic syntheis”, Invited lecture Dept of Chemistry, Anna University, March 2002. 11 P.T.Perumal, “Synthesis of Heterocyclic compounds by using Vilsmeier reagent and Indium trichloride, Refresher Course, Bharathidhasan University Trichy, July 2002. 12 P.T.Perumal, Organic synthesis using Indium trichloride as a reagent”, Prof. Sivasubramanian endorsement lecture, Dept of Chemistry, Madurai Kamaraj University, Madurai. Aug 2002. 13 P.T.Perumal, “Microwave mediated organic synthesis”, National seminar on Envirofriently chemistry,Lucknow University,Lucknow, Dec. 2002.
14 P.T.Perumal, “ synthesis of heterocyclic compounds via imino Diels-Alder reaction” conference on recent advances in methods of synthesis in chemistry, K.J Somaiya college of science and commerce held at Mumbai Feb-2003. 15 P.T.Perumal, “Synthesis of Heterocyclic compounds by using Vilsmeier reagent and Indium trichloride, Refresher Course, University of Madras, Inorganic Chemistry Dept.,Chennai.2003. 16 P.T.Perumal, Invited lecture on “my journey into organic synthesis”, Sri Paramakalayani College, Alwarkurichi , TN , Sept.2003 17 P.T.Perumal, Invited lecture on Indium Trichloride catalysed Synthesis of organic compounds”SPIC Science Foundation,Chennai, Oct.2003. 18 P.T.perumal, “Microwave assisted synthesis of heterocyclic compounds” seminar on emerging trends in organic synthesis ,M.S.University of Baroda Vadodara , India October 2003. 19 P.T.Perumal , Invited talk “Synthesis of heterocycic compounds by using Vilsmeier reagent and Indium trichloride” IPCL, Baroda October 2003. 20 P.T.Perumal, Invited lecture on “Microwave assisted synthesis of heterocyclic compounds”On the occasion of Intrnational symposium on chemical education and research held at Loyollo College, Chennai January, 2004. 21 P.T.Perumal ,Chaired one section of seminar, conducted by vedic science conference held at Bangalore , January 2004. 22 P.T.Perumal, Invited lecture on “my journey into organic synthesis”, Bharathiyar women’s college, Chennai, July-2004. 23 P.T.Perumal , Invited lecture on “Asymetric synthesis and some anitimicrobial compounds synthesis”On the occasion of Workshop On Recent trends in medicinal chemistry ,Trichy August 2004 24 P.T.Perumal , Invited lecture on “Microwave Assisted Organic Synthesis” St.Joseph’s College.Trichy, Sept.2004. 25 P.T.Perumal, Invited lecture on “Synthesis of heterocyclic compounds using Vilsmeier reagent, Imino-Diels-Alder and cyclization reactions” On the occasion of Chemistry biology interface: synergistic new frontiers held at New Delhi , Org. By University of Delhi), November, 2004 26 P.T.Perumal, “Synthesis of heterocyclic compounds”, Science Club seminar, CLRI,Chennai. Dec. 2004. 27 P.T.Perumal, CRSI Medal Lecture on “Synthesis of novel heterocyclic compounds using Vilsmeier reagent”On the occasion of 7th CRSI National symposium in chemistry held at Kolkata February , 2005. 28 P.T.Perumal , “ Chaired a session, in Recent trends in Sidha medicine, Captain Sreenivasamurthy research Institute, Chennai March 2005.
29 P.T.Perumal, “Synthesis of Heterocyclic compounds using vilsmeier reagent, imino Diels-Alder and cyclization reactions”, Invited talk , Indian Institute of Chemical Technology, Hyderabad, May 2005. 30 P.T.Perumal, “Microwave assisted syntheses of Heterocycic compounds”, Microwave application of organic synthetic and natural products, PSG college of Pharmacy, Coimbatore, July 2005. 31 P.T.Perumal, Invited lecture, “ Asymmetric Organic synthesis,J.S.S College of Pharmacy, Ooty, July 2005. 32 P.T.Perumal, “Indium trichloride mediated synthesis of biologically active heterocyclic compounds”, Recent advances in pharmaceutical chemistry and analytical technology, Periyar College for Pharmaceutical sciences for girls, Trichy, July 2005. 33 P.T.Perumal, “Identification of organic compounds by using 1H and 13C NMR technique”, New vistas in spectroscopy, Ismaliah College, Vaniyambadi, Tamil Nadu, August, 2005. 34 P.T.Perumal, “Asymmetric synthesis of biologically important compounds” Refresher course, Central Leather Research Institute, Chennai, August 2005. 35 P.T.Perumal, “Synthesis of Heterocyclic compounds using vilsmeier reagent, imino Diels-Alder and cyclization reactions’, Faculted de Pharmaceutical Chemistry, Universidad Complutense De Madrid, Consejeria De Sanidad Y Consumo De La Comunidad De Madrid, Madrid, December 2005. 36 P.T.Perumal, “Synthesis of novel heterocyclic compounds using Vilsmeier Reagent”, Nineteenth National Annual Symposium & Professor Ram chand Paul Second Symposium on Recent Trends in Chemistry, Department of Chemistry, Punjab University, Chandigarh, December , 2005. 37 Perumal , “Synthesis, fractional crystallization and structure determination of the major isomers of imidazolidine-2,4-diones derived from amidoketones”, International Symposium on Advances in Organic Chemistry (INSOC-2006), School of Chemical Sciences Mahatma Gandhi University, Kottayam, Kerala, India, January, 2006. 38 P.T.Perumal, “Indium trichloride mediated synthesis of biologically active heterocyclic compounds”, Invited talk, Dept of Chemistry, IIT, New Delhi, February 2006. 39 P.T.Perumal, “ Synthesis of Novel Heterocyclic Compounds”, CRSI Seminar on recent Advances in Chemistry, Department of Chemistry, Annamalai University, Annamalainagar, TamilNadu, March 2006. 40 P.T.Perumal , “Synthesis of Heterocyclic compounds using vilsmeier reagent, Imino Diels-Alder and cyclization reactions”, National Symposium on NewChallenges in Chemistry, Department of Chemistry, Guru Nank Dev University, Amritsar, March , 2006
41 P.T. Perumal, Chairperson of a section, National Conference on Recent Trends in Polymer Science and Technology (NCRTPST-2006), Coimbatore, July, 2006. 42 P.T. Perumal, “ Recent Synthesis of Heterocyclic Compounds”, Deprtment of Chemistry, Central University of Hyderabad, Hyderabad, July, 2006. 43 P.T.Perumal, “Synthesis of heterocyclic compounds by using cyclization reactions”, Refresher course, Dept. of Analytical Chemistry, University of Madras, Chennai, August, 2006. 44 P.T.Perumal, “Identification of Organic Compounds by using NMR Spectroscopy” Jain College of Pharmacy, Perungudi,Chennai, Aug 2006 45 P.T. Perumal, “Recent Advances in Heterocyclic Chemistry” National Seminar on Recent Trends in Nanochemistry (UGC Sponsored Seminar), Tirupattur, Tamil Nadu, August, 2006. 46 P.T.Perumal, “Recent Advances in the synthesis of Heterocyclic Chemistry”, Vellore Institute of Technology, Vellore, TN, Sept.2006. 47 P.T.Perumal, “ Green chemistry approach towards the synthesis of Heterocyclic Chemistry”, A National seminar in Recent advances in chemical Sciences and an approach to green chemistry, Saurashtra University,Rajkot .Gujarat,Oct 2006. 48 P.T.Perumal, “Recent Advances in the synthesis of Heterocyclic Chemistry”, A National seminar in Recent advances in chemical Sciences and an approach to green chemistry, Saurashtra University,Rajkot .Gujarat,Oct 2006. 49 P.T.Perumal, Chaired one session in A National seminar in Recent advances in chemical Sciences and an approach to green chemistry, Saurashtra University,Rajkot Gujarat,Oct 2006. 50 P.T.Perumal, “Identification of organic compounds by using 1H and 13C NMR technique.” A seminar on a modern instrumentation methods of Analysis .Vinayaka mission college of Engeenering, Oct. 2006 Chennai, 51 P.T.Perumal, “Identification of organic compounds by NMR methods.” A lecture for refresher course at the Dept of Environmental & herbal Sciences, Tamil University, Thanjavur , Dec 2006. 52 P.T.Perumal, “Asymmetric organic synthesis.” A lecture for refresher course, at Dept of Environment & Herbal Sciences, Tamil University, Thanjavur, Dec 2006. 53 P.T. Perumal, “Recent methods for the Synthesis of Heterocyclic Compounds”, at Indian Society of Health Administrators, Bangalore, Dec 2006. 54 P.T.Perumal,”Chairing the Poster section at the International conference on nanomaterials and its applications –ICNA 2007, at NIT,Tiruchirapalli, TN, Feb 2007. 55 P.T.Perumal,”Chairing the Poster section at the National seminar on Non – conventional Techniques in synthesis 2007, at Ethiraj College for women , Chennai, Feb 2007.
56 P.T.Perumal, Chemistry Department’s Veledectory function Seminar on “ the synthesis of Heterocyclic compounds “ at Layolo College, Chennai, March 2007. 57 P.T.Perumal , “Recent methods in the synthesis of Heterocyclic compounds”. National seminar onrecent trends in Chemistry,at Banarus Hindu University, Varanasi, March 2007. 58 P.T. Perumal, “An efficient and green synthesis of Indolyl chromenes and their antibacterial and antioxidant activities”. Seminar on “Recent trends in Medicinal Chemistry”at Stella Maris College, Chennai, January 2008. 59 P.T. Perumal, “Synthesis, Antibacterial and antifungal activyt of substituted acetamido phenols and symmetrical N,N-allkylidine bisamides”. Seminar on “Recent trends in Medicinal Chemistry”at Stella Maris College, Chennai, January 2008. 60 P.T. Perumal, “Identification of organic compounds using NMR”. Seminar in University of Madras, Chennai, January 2008. 61 P.T. Perumal, “Green Chemistry approach to organic reactions leading to heterocyclic compounds”. Seminar on Green Chemistry, Alagappa University, Karaikudi, April 2008. 62 P.T. Perumal, “Synthesis of Oxygen and Nitrogen containing Heterocycles through Novel routes and Carbon Nanotubes”. Seminar on Emerging Trends in Chemistry, Cardamom planters Association College, Bodi, Tamil Nadu, July 2008. 63 P.T. Perumal, “Synthesis of Heterocycles and Carbon Nanotubes”. Seminar on Emerging Trends in Analytical Techniques, Isalamiah College, Vaniyambadi, Tamil Nadu, August, 2008. 64 P.T. Perumal, “Reactions with Carbon Nanotubes and Synthesis of Heterocycles”.Seminar on Nano Science and Technology - Challenges Ahead, Velammal Enginering College, Chennai, Tamil Nadu, August, 2008. 65 P.T. Perumal, “Green chemistry approach to organic reactions leading to heterocyclic compounds and carbon Nanotubes” Seminar on Emerging Trends in Chemistry, Rajkot, December 2008. 66 P.T. Perumal, “Environmental benign organic synthesis” National seminar, Government college, Anantapur, December 2008. 67 P.T. Perumal “Frontiers in Chemical Research” International Conference, Mangalore University, Mangalore, Karnataka, December 2008. 68 P.T. Perumal “Environmentally benign synthetic methodologies in chemistry” UGC sponsored National seminar, Kakathiya University Arts & College, Warangal, February 2009. 69 P.T.Perumal “Green chemistry approach to synthesis heterocyclic Compounds” Refreshers course, Banarus hindu university, Varanasi, February 2009.
70 P.T.Perumal “Studies on Addition, Diels-Alder and Cyclization Reactions” Madras University, Chennai, March 2009. 71 P.T.Perumal “Green Chemistry Approach to Synthesis Heterocyclic Compounds” Sri Paramakalyani college, Alwarkurchi, TN, March 2009. 72 P.T.Perumal “Green Chemistry seminar-valedictory address” Alagappa University, Karaikudi, April 2009. 73 P.T.Perumal “Synthesis of Heterocyclic compounds by Green Chemistry Approach”, SRMV, Coimbatore, TN, July, 2009. 74 P.T.Perumal,” Key note address about modern trends in chemistry,” in a national seminar on Modern trends in chemistry, Thiagarajar College , Madurai,September 2009. 75 P.T.Perumal “Application of Catalysr in organic synthesis” at National conference on material Science, Annamalai University,Chidambram, TN, Oct, 2009. 76 P.T. Perumal ”Application of Catalyst in Organic Synthesis and Addition reactions” for refresher course, Department of chemistry, Madurai university, Madurai. November 2009. 77 P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry, Madurai University, Madurai. November 2009 78 P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and Polymeric compounds” Department of Chemistry, National University of Singapore, Singapore. December, 2009. 79 P. T. Perumal, “Heterocyclic compounds in drug discovery, Department of chemistry, University of Delhi, Delhi, January, 2010. 80 P.T. Perumal, ”Application of Catalyst in Organic Synthesis and Addition reactions” for refresher course, Department of chemistry, Bhrathiyar university, Coimbatore. Jan 2010. 81 P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry, Bhrathiyar University, Coimbatore. Jan 2010. 82 P.T. Perumal, “Green Chemistry Approach to Synthesis the Heterocyclic Compounds” at National Conference on Green and Sustainable Chemistry, BITS, Pilani. Feb 2010. 83 P.T. Perumal,” Application of Catalysts in Organic Synthesis and Addition Reactions” Chemistry-Current Focus, Madras Christian College, Chennai, March 2010. 84 P.T. Perumal ,” Presidential address on Current focus”, Chemistry-Current Focus, Madras Christian College, Chennai, March 2010.
85 P.T.Perumal, “Asymmetric reactions ”, Dept of Biotechnology , Vellore Institute of Technology, Vellore, TN, July,2010. 86 P.T. Perumal, ”Application of Catalyst in Organic Synthesis and Addition reactions” for refresher course, Department of chemistry, Bhrathiyar university, Coimbatore. Oct., 2010. 87 P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry, Bhrathiyar University, Coimbatore. Oct. 2010. 88 P.T.Perumal, “Synthesis of Natural Products and confirmation of structures by NMR Spectra”, WHO organized workshop,Captain Srinivasamurthy Research Institute, Chennai,Nov 2010. 89 P.T. Perumal, ”Application of Catalyst in Organic Synthesis and Addition reactions” for refresher course, Department of chemistry, Madurai Kamaraj University, Madurai. Nov. 2010. 90 P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry, Madurai Kamaraj University, Madurai. Nov. 2010. 91 P.T. Perumal, ”Application of Catalyst in Synthesis of Heterocyclic compounds” National seminar on current trents in Chemistry, Department of chemistry, Bhrathiyar university, Coimbatore. Dec, 2010. 92 P.T.Perumal, “ Key Note Address on New challenges in Chemistry”, in State level Exhibition- Eureka 2K11 at Valliammal College for women, Chennai ,Jan 2011. 93 P.T. Perumal, “Organized Lerig2011 as a Co- ordinating covenior”, CLRI, Chennai Jan 2011. 94 P.T.Perumal, “ Synthetic studies on Heterocyclic Compounds” One day Seminar Organised By DRDO, Pune, Feb.2011. 95 P.T. Perumal, “Application of Catalysts in Synthesis of Heterocyclic Compounds International conference” Sourastra University, Rajkot, Feb. 2011. 96. P.T.Perumal, Chairing a session at Chennai Chemistry Conference,IIT, Chennai, Feb. 2011. 97.P.T.Perumal, “Synthesis of heterocyclic compounds by green chemistry approach Green Chemistry conference , Organized by Fathima College, Madurai Feb. 2011. 98. P.T.Perumal, “Synthetic Studies on heterocyclic compounds by green approach” State level conference on Fortier in Organic Synthesis and Medicinal Chemistry, Organised by Dept of Chemistry, Periyar University, Salem Feb.-2011. 99.P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and nitriles, National Conference organized By Dept of Chemistry, Bharathidasan University, Trichy,Feb 2011.
100.
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, School of Chemistry, Madurai Kamaraj University, Madurai, March 2011.
101
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, School of Chemistry, Madurai Kamaraj University,Madurai, March 2011.
102.
P.T. Perumal, “Application of Catalysts in Synthesis of Heterocyclic Compounds” Recent trends in Chemistry” Anna University, Dept of Chemistry, Chennai, March 2011.
103.
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, Recent trends in Synthetic and computational Chemistry, Dept of Chemistry, Annamalai University, Annamalai Nagar, March 2011.
104.
P.T.Perumal, “Synthetic Studies on heterocyclic compounds by green approach” Refreshour course for new faculties of TN colleges, Organised by Dept of Chemistry, Madras University, Chennai, June-2011.
105.
P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry,Madurai Kamaraj University, Madurai. July. 2011.
106.
P.T. Perumal, ”Application of Catalyst in Synthesis of Heterocyclic compounds” National seminar on current trents in Chemistry, Department of chemistry, Madurai Kamaraj University, Madurai. July, 2011.
107.
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, School of Chemistry, Alagappa University, Karaikudi, August 2011.
108.
P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry,Queen Mary’s College,Chennai. August. 2011.
109
P.T. Perumal, ”Application of Catalyst in Synthesis of Heterocyclic compounds” For the refresher course , Department of chemistry, Queen Mary’s College,Chennai. August. 2011.
110.
P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry, Bharathiyar University, Coimbatore. September 2011.
111.
P.T. Perumal, ”Application of Catalyst in Synthesis of Heterocyclic compounds” National seminar on current trents in Chemistry, Department of chemistry, Bharathiyar University, Coimbatore. September 2011.
112.
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, One semiar at Department of Chemistry, Vels University Pallawaram, Chennai, October 2011.
113.
P.T.Perumal, “ Stereochemistry”’, Avadi, Chennai, October 2011.
Inspire programme at Vel Tech University,
114.
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, One semiar at I.I.Sc, organized by the Department of Organic Chemistry, I.I.Sc, Bangalore, November 2011.
115
P.T.Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, One semiar at Department of Chemistry, Ethiraj College for Women, Chennai, Nov. 2011.
116.
P.T.Perumal, “Green approach to synthesis by using room temperature ionic liquid”, One day semiar organized by Dept of Chemistry, University of Institute of Chemical Technology, Mumbai December 2011.
117.
P.T. Perumal, ” Synthetic studies on Heterocyclic compounds” National seminar organized by Karpakam University , Coimbatore, December 2011.
118.
P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of chemistry, Bharathithasan University, December 2011.
119.
P.T. Perumal, “Application of Catalyst in Synthesis of Heterocyclic compounds” For the refresher course , Department of chemistry, Bharathithasan University, December 2011.
120.
P.T. Perumal, “Synthesis of some natural products and heterocyclic compounds and their biological applications, OSDD workshop at CECRI, Karaikudi, December 2011.
121.
P.T. Perumal, inaugural address at UGC sponsored national workshop on “chemistry-our environment, our life and our future” Alagappa University, Karaikudi, December 2011.
122.
P.T. Perumal, “Studies in room temperature ionic liquids and carbon nanotubes at UGC sponsored national workshop on “chemistry-our environment, our life and our future” Alagappa University, Karaikudi, December 2011.
123.
P.T. Perumal, “Recent approaches in the synthesis of Heterocyclic compounds” at recent trends in chemistry, Department of chemistry, C.Abdul Hakeem College, Melvisharam, December 2011.
124.
P.T.Perumal, “Chairing the session III, Department of chemistry , Solapur University &ISCBC 2012 Conference at Solapur Jan 2012.
125.
P.T.Perumal, “Recent approaches in the synthesis of Heterocyclic compounds” at recent trends in chemistry”, Department of chemistry , Solapur University &ISCBC 2012 Conference at Solapur ,January 2012.
126.
P.T. Perumal, “Synthesis of some natural products and heterocyclic compounds and their biological applications”, B.L. Methda college of Pharmacy, February- 2012
127.
P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, for refresher course, Department of chemistry, Bharathiyar University, Coimbatore. May 2012.
128.
P.T. Perumal, ”Application of Catalyst in Synthesis of Heterocyclic compounds” National seminar on current trents in Chemistry, Department of chemistry, Bharathiyar University, Coimbatore. May, 2012.
129.
P.T. Perumal, “Green chemistry approach to synthesis of heterocyclic compounds and the chemistry of carbon nanotubes” for refresher course, Department of Physical chemistry, University of Madras, July 2012.
130.
P.T. Perumal, ”Application of Catalyst in Synthesis of Heterocyclic compounds” Refresher Course in Chemistry, School of chemistry, Madurai Kamaraj University, Madurai. July, 2012.
131.
T. Perumal, ” Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitrile” , Refresher Course in Chemistry, School of chemistry, Madurai Kamaraj University, Madurai. July, 2012.
132
P.T.Perumal, “Stereochemistry of carbon compounds”, Inspire lecture at Vel Tech University, Avadi, Chennai, August 2012.
133
P.T.Perumal, “Carbohydrates chemistry ”, Inspire lecture at Vel Tech University, Avadi, Chennai, August 2012.
134.
P.T.Perumal, “Synthesis of heterocyclic compounds by green chemistry approach” Sree Ram Engineering College, Chennai , August 2012.
135.
P.T. Perumal, ” Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitrile” , invited lecture , department of chemistry, IIT Guwahati, Nov 2012.
136.
P.T. Perumal,”Application of Catalyst in Synthesis of Heterocyclic compounds” Refresher Course in Chemistry, Department of chemistry, Bharathidasan University Thiruchirapalli Nov 2012.
137.
P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, for refresher course, Department of chemistry, Bharathidasan University Tiruchirapalli , Nov. 2012.
138.
P.T. Perumal, “Recent approach towards a synthesis of heterocyclic compounds”, 4th Annual Research Congress 2012, Karpagam University, Coimbatore, Nov. 2012.
139.
P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, Annual Convention of Chemists 2012, Department of Applied chemistry, NITTTR, Bhopal, Dec. 2012.
140.
P.T. Perumal, “Chairing a secssion ”, in the Annual Convention of Chemists 2012, Department of of Applied chemistry, NITTTR, Bhopal, Dec. 2012.
141.
P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, Invited Lecture, NEIST, Jorhat, Feb 1, 2013.
142.
P.T. Perumal, “Chairing a secssion ”, in Chennai Chemistry conference 2013, CLRI, Chennai, Feb,2013. P. T. Perumal, “Green chemistry approaches to synthesis of Heterocyclic compounds” Invited Lecture on National Conference at BHU, Varanasi, March 2013. P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, Invited Lecture, MS University, Vadadora, March, 2013. P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, Invited Lecture, Orchid Pharma, March, 2013. P.T. Perumal, “Synthesis of carbocyclic and heterocyclic compounds from alkynes and Nitriles”, Invited Lecture, S. Vellaisamy Nadar College, Madurai, April, 2013.
143. 144. 145. 146.
List of students received Ph.D. degree 1) Title of thesis: Synthetic studies on Vilsmeier reagent and synthesis of spirocyclic diketone related to Fredericamycin A Name: M. Venugopal University: University of Madras Discipline: Chemistry Year: 1992 Comments: Highly commended 2) Title of thesis: New methods in the synthesis of isoxazoles, isoxazolines, oxazines, oxazolidinones and analogous Systems Name: B. Balasundaram University: University of Madras Discipline: Chemistry Year: 1992 Comments: Highly commended 3) Title of thesis: Synthetic applications of Vilsmeier reagent: Novel methods for the construction of nitrogen based heterocycles Name: V. J. Majo University: University of Madras Discipline: Chemistry Year: 1997 Comments: Highly commended 4) Title of thesis: Novel routes to the synthesis of nitrogen and oxygen based heterocycles by Vilsmeier reagent Name: R. R. Amaresh University: University of Madras Discipline: Chemistry Year: 1998 Comments: Highly commended 5) Title of Thesis: Synthesis of substituted quinolines, phenanthridines, azabicycloalkanones through Diels-Alder reaction promoted by Indium trichloride Name: G. Babu University: University of Madras Discipline: Chemistry Year: 1998 Comments: Highly commended 6) Title of thesis: Synthetic applications of Vilsmeier reagent: Synthesis of carbocyclic, heterocyclic compounds and vinamidinium salts Name: S. Selvi University: University of Madras Discipline: Chemistry Year: 2000 Comments: Commended
7) Title of thesis: Synthesis of nitrogen based heterocylces-quinolines, indoles, carbazoles and carboline derivatives Name: R. Nagarajan University: University of Madras Discipline: Chemistry Year: 2003 Comments: Highly commended 8) Title of thesis: Synthesis, characterisation and antimicrobial properties of imidazolidine2,4-diones, vicinal diamines, bisamides, thiosemicarbazones, 1,3,4-thiadiazolines and 1,2,4-triazines Name: S. Thennarasu University: University of Madras Discipline: Chemistry Year: 2003 Comments: Highly commended 9) Title of thesis: Studies on nitrogen and oxygen containing heterocycles: synthesis of substituted quinolines, chromanoquinolines, pyridines, benzopyrans and xanthenes Name:M. Anniyappan University: University of Madras Discipline: Chemistry Year: 2003 Comments: Highly commended 10) Title of thesis: Analytical application of spectrophotometry, spectrofluorimetry and HPLC for the determination of hexamine and its pharmaceutical formulation Name: M. Balasubramanian University: University of Madras Discipline: Chemistry Year: 2003 Comments: Highly commended 11) Title of thesis: Synthesis of novel heterocycles: Pyrazoles, benzimidazoles, pyrazolyl dihydropyridines and pyrazolyl tetrahydroquinolines Name: R. Sridhar University: University of Madras Discipline: Chemistry Year: 2004 Comments: Highly commended 12) Title of thesis: Syntheses and reactions of 3,4-dihydropyrimidin-2(1H)-one scaffolds. Oxidative coupling of active methylene compounds on α,β-unsaturated systems and imines. Name: P. Shanmugam University: University of Madras Discipline: Chemistry Year: 2005 Comments: Highly commended 13) Title of Thesis: Enantioselective/diasteroselective synthesis of carbocyclic and heterocyclic compounds mediated by chiral salen-AlCl complex. Name: C. J. Magesh University: University of Madras Discipline: Chemistry Year: 2005 Comments: Highly commended 14) Title of Thesis: “Snthetic applications of 2'-amino and 2'-hydroxychalcones: Synthesis of quinolones, flavanones, chromenes, quinolines, benzofuropyridines, flavones and pyrazolylquinolines. Name: K. Hemanth Kumar University: University of Madras Discipline: Chemistry Year: 2006 Comments: Highly commended
15) Title of Thesis: Ionic Liquids Mediated Synthetic Methodologies. Synthesis of Fulvenes and XH-14. Name: G. Karthikeyan University: University of Madras Discipline: Chemistry Year: 2006 Comments: Highly commended 16) Title of Thesis: “ Eco-benign synthesis of nitrogen based heterocycles and a new purification process” Name: P.Arumugam University: University of Madras Discipline: Chemistry Year: 2007 Comments: Highly commended 17)
Title of Thesis: “Synthesis of heterocycles: Indazoles, Pyrazolyldihydropyrimidines, Pyrazolybisindolylmethanes, Quinolines and Benzodiazepines” Name G.Sivaprasad University: University of Madras Discipline: Chemistry Year: 2007 Comments: Highly commended
18)
Title of Thesis: “Synthesis of substituted tetrahydroquinolines, indoles, C-glycosides and a Chiron approach for Reboxetine. Oxidation of alcohols by TEMPO-Ferric Chloride hexahydrate” Name:R.Senthilkumar University: University of Madras Discipline: Chemistry Year: 2008 Comments: Highly commended
19)
Title of Thesis: Functionalization and applications of Baylis-Hillman bromides and synthesis of biheterocycles Name: Y. Zulykama University: University of Madras Discipline: Chemistry Year: 2008 Comments: Highly commended
20)
Title of Thesis: “Synthesis of Nitrogen and Oxygen containing heterocycles using multicomponent reactions” Name: G.Shanthi University: University of Madras Discipline: Chemistry Year: 2008 Comments: Highly commended
21)
Title of Thesis: “Synthesis and pharmacological studies on dihydroprimidinones, bisinolylmethanes, carbazoles, Bispyrazolylmethanes and spiroxindoles” Name: K. Sujatha Sri Ramachandra University Discipline: Pharmacy Year: 2008 Comments: Highly commended
22)
Title of Thesis: “Synthesis of Diversely Substituted Amides and Heterocycles using nitriles” Name: N. Panneer selvam University: University of Madras Discipline: Chemistry Year: 2008 Comments: Highly commended
23)
Title of Thesis: “CAN mediated synthesis of novel spiro heterocyclic frameworks and palladium catalyzed synthesis of heterocyclic derivatives” Name: G.Savitha
University: University of Madras Year: 2009
Discipline: Chemistry Comments: Highly commended
24)
Title of Thesis: “Synthesis of nitrogen based heterocycles containing indolyl-3ylpyridines,2,2’-bipyridines, quinoxalines and 1,2,4-triazines ” Name: P.Thirumurugan University: University of Madras Discipline: Chemistry Year: 2010 Comments: Highly commended
25)
Title of Thesis: “Synthesis and bio-evaluation of nitrogen and oxygen based heterocycles” Name: M.Damodiran University: University of Madras Discipline: Chemistry Year: 2010 Comments: Highly commended
26)
Title of Thesis: “Synthesis of nitrogen and oxygen based heterocycles by 1,3-dipolar cycloaddition and Baylis-Hillman reaction” Name: K.Karthikeyan University: University of Madras Discipline: Chemistry Year: 2010. Comments: Highly commended
27)
28)
29,
Title of Thesis: “Synthesis of heterocycles by activation of Alkynes tethered nucleophiles catalyzed by gold salts” Name: C.Praveen University: University of Madras Discipline: Chemistry Year: 2010. Comments: highly commented (best thesis award) Title of Thesis, “Synthesis of heterocycles through multicomponent reactions and application of indium(III) salts in organic transformations Name: G.Bhaskar, University: University of Madras Discipline: Chemistry Year: 2011. Comments: highly commented Title of Thesis: Synthesis of oxindoles, bisoxindoles and spiro frameworks by multicomponent reaction and 2-amino-4H-chromenes using michael donors Name: N.Vidhya Lakshmi University: University of Madras Year: 2012.
30.
Title of thesis: Synthesis of Nitrogen, Oxygen based Heterocycles and Dienamides via Vinylogous Aldol and Michael Addition Name: T. Haribabu University: University of Madras Year: 2012.
31.
Discipline: Chemistry Comments: Highly commended
Discipline: Chemistry Comments: Highly commended
Title of thesis: Synthesis of nitrogen and oxygen based heterocycles by 1,3-dipolar cycloaddition and palladium catalyzed alkylation of indole via aliphatic C-H bond activation Name: K. Ramachandiran University: University of Madras Discipline: Chemistry Year: 2013. Comments: Highly commented
32.
Title of thesis: Microwave assisted synthesis of heterocyclic compounds and its biological activity Name: P. Dheen Kumar Discipline: Chemistry University: Anna University Comments: Highly commented Year : 2013
