Synthesis, structure and magnetic properties of mono
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Synthesis, structure and magnetic properties of mono
Synthesis, structure and magnetic properties of mono-, dinuclear and polymeric compounds of transition metals with 4-amino-3,5-di-2-pyridyl-4H-1,2,4-triazole P. Martín-Ramos, M. Ramos Silva, J. de A. e Silva, N.D. Martins, C. Yuste-Vivas, P.S. Pereira da Silva, A.J.F.N. Sobral and L.C.J. Pereira*
SUPPORTING INFORMATION
Intensity (a.u.)
Compound 1 Compound 2
10
15
20
25
30
35
40
2 (º) Figure S1. Predicted powder diffraction patterns for compound 1 (solid line) and compound 2 (dashed line).
Table S1. Main ATR-FTIR bands for complex 5 Ring Ring C-H out-of-plane Triazole outN-H NH2 C=N C=N deformation C-N deformation + p-substituted M-N of-plain ring + NH NH phenyl Triazole ring ligand
3250 1645 3213
Complex 6
3454 1506 3173 1623 3352 1471
1437 1386 1311 1298
1261
1051 1029 1004 978
788
643 638
484 471
Intensity (a.u.)
Experimental Calculated
5
10
15
20
25
30
35
40
2 (º)
Absorbance (a.u.)
Figure S2. Experimental (solid line) and calculated (dashed line) powder diffraction patterns for compound 5.
3500
3000
1500
1000
500
-1
Wavenumber (cm )
Figure S3. Details of the ATR-FTIR spectrum of complex 5.
Figure S4. Temperature dependence of the magnetic susceptibility, χ, and χT for complex 4.
