Graphical Contents

Graphical Contents / European Journal of Chemistry 9 (3) (2018) iii-vii

European Journal of Chemistry An International Open Access Journal

Graphical Contents

Volume 9,

Issue 3,

European Journal of Chemistry 9 (3) (2018) 151-160

30 September 2018

Structural study of three heteroaryl oximes, heteroaryl-N=OH: Compounds forming strong C3 molecular chains John Nicolson Low, James Lewis Wardell, Cristiane Franca da Costa, Marcus Vicinius Nora Souza and Ligia Rebelo Gomes

European Journal of Chemistry 9 (3) (2018) 161-167 Influence of the physicochemical parameters of solvents in the extraction of bioactive compounds from Parinari macrophylla Sabine (Chrysobalanaceae) Mamadou Baldé, Saïd Ennahar, Stéphanie Dal, Séverine Sigrist, Alassane Wélé, Eric Marchioni and Diane Julien-David

European Journal of Chemistry 9 (3) (2018) 168-177 Cytotoxic, antiglycation and carbonic anhydrase inhibition studies of chromium(III)-aroylhydrazine complexes Bushra Shamshad, Rifat Ara Jamal, Uzma Ashiq, Mohammad Mahroof-Tahir and Muhammad Saleem 1000

Complex Standard

IC50 (µM)

800

600

400

200

0

1a

2a

5a

6a

7a

8a

9a

10a

Rutin

Compounds

European Journal of Chemistry

ISSN 2153-2249 (Print) / ISSN 2153-2257 (Online) – Copyright © 2018 Atlanta Publishing House LLC – Printed in the USA. This work is published and licensed by Atlanta Publishing House LLC – CC BY NC – Some Rights Reserved.

DOI: http://dx.doi.org/10.5155/eurjchem.9.3.iii-vii.1780

iv


European Journal of Chemistry 9 (3) (2018) 178-181 Crystal structure of a one-dimensional coordination polymer of gadolinium dibromoacetate with 4,4'-bipyridine Lesław Sieroń, Agnieszka Czylkowska and Bartłomiej Rogalewicz

European Journal of Chemistry 9 (3) (2018) 182-188 Simultaneous determination of citalopram, paroxetine, fluoxetine, and sertraline by high-temperature liquid chromatography Sema Akay and Berkant Kayan

European Journal of Chemistry 9 (3) (2018) 189-193 Structural characterization and crystal packing of the isoquinoline derivative Viktor Vrábel, Ľubomír Švorc, Július Sivý, Štefan Marchalín and Peter Šafař

European Journal of Chemistry 9 (3) (2018) 194-201 Simultaneous spectrophotometric determination of drugs lacking peak maxima in their zero-order profiles by graphical or statistical representation of data Ragaa Magdy, Ahmed Hemdan, Nermine Victor Fares and Maha Farouk

2018 – European Journal of Chemistry – CC BY NC – DOI: 10.5155/eurjchem.9.3.iii-vii.1780


v

European Journal of Chemistry 9 (3) (2018) 202-212 Biosorption of Cr(III) from aqueous solution using an agricultural by-product jute stick powder: Equilibrium and kinetic studies Mohammad Nasir Uddin, Jahangir Alam and Syeda Rahimon Naher

SEM of JSP before loading Cr(III)

SEM of JSP after loading Cr(III)

European Journal of Chemistry 9 (3) (2018) 213-221 Application of Hammett equation to intramolecular hydrogen bond strength in para-substituted phenyl ring of trifluorobenzoylacetone and 1-aryl-1,3-diketone malonates Vahidreza Darugar, Mohammad Vakili, Sayyed Faramarz Tayyari, Fadhil Suleiman Kamounah and Raheleh Afzali H

O

O

O

H

O

Keq

R X

R X

Cis-enol-2

Cis-enol-4

TFBA: R= CF3 ADM: R=CH2-CH2-CH-(CO2CH3)2 X= H, F, Cl, CH3, OCH3, NH2, NO2, OH, and CF3

European Journal of Chemistry 9 (3) (2018) 222-227 Liquid-liquid extraction of Zr(IV) from sulphuric acid medium using tri-n-octyl amine in kerosene Jaykishon Swain, Amit Sahoo and Bhikari Charana Bhatta 100

99

Extraction (%)

98 97 96 95 94 93

2

3

4

5

6

7

8

[H2SO4], M

European Journal of Chemistry 9 (3) (2018) 228-235 Comparison of the leaving groups during the study of the aquation of halopentaammine cobalt(III) complex in tartarate at different percentage of tert-butanol Farah Samih Zeitouni, Mohammad Fawzi Amira, Gehan Moustafa El-Subruiti and Ghassan Omar Younes



vi

European Journal of Chemistry 9 (3) (2018) 236-240 Eco-friendly and simple synthesis of some non-natural flavones through chalcones Mohammad Saidur Rahman, Sayeda Shakila Alam, Kamrunnahar Happy, Mohammad Mamun Hossain, Mohammad Khademul Islam and Foni Bushon Biswas R3

OH Ac

+

R3 O H

R1

R2

MW

OH

EtOH, KOH

R1 O

R2

R3 MW I2, H2SO4

O R1

R2

O

European Journal of Chemistry 9 (3) (2018) 241-250 Development and validation of second derivative and synchronous spectrofluorimetric methods for determination of oxytocin and ergometrine maleate in their combined formulation Mohamed Rizk, Maha Mahmoud Abou El-Alamin and Mervat Isaac Moawad

European Journal of Chemistry 9 (3) (2018) 251-257 Development of spectrofluorimetric stability indicating method for determination of naratriptan hydrochloride in pharmaceutical dosage form Mohamed Rizk, Maha Sultan, Mona Elshahed and Mourad Ali

European Journal of Chemistry 9 (3) (2018) 258-268 Synthesis, crystal structures, substitutional and comparative structural analysis of copper diphosphates LiNaCuP2O7, LiKCuP2O7 and Rb0.5Na1.5CuP2O7 Ines Fitouri and Habib Boughzala



vii

European Journal of Chemistry 9 (3) (2018) 269-274 Microwave assisted one pot conversion of aromatic aldehydes to nitriles Yousef Mohammad Hijji, Rajeesha Rajan, Hani Darwish Tabba, Imad Ali Abu-Yousef, Said Mansour and Hamdi Ben Yahia

H R

C

O

1.NH2OH.HCl 2. Ac2O/Py T = 150oC, t = 5 mins MW

N C

R

European Journal of Chemistry 9 (3) (2018) 275-280 QSAR and docking studies of α,β-unsaturated carbonyl compounds against human breast adenocarcinoma cell line MCF-7 Maysoon Mohammed Almahdi, Ahmed Elsadig Mohamed Saeed and Nadia Hanafy Metwally
