Table 2

Infrared and Raman spectral data (cm-1) and band assignments for [C12H17N2]2CdCl4.

IR wavenumbers (cm-1)
Raman wavenumbers (cm-1)
Assignment


74
(CdCl42-) Bend.

78
(CdCl42-) Bend.

117
Rotation (C12H17N2+)

128
Rotation (C12H17N2+)

279
CdCl42- Symmetric stretch
457
460
C = C torsion
713
738
CC torsion
763
756
CH and NH Wagg.
955
953
CH Wagg.
1166
1175
CH and CH3 Bend.
1292
1288
CH and NH Bend., CN Str.
1461
1454
CC and CN Str., CH Bend.
1580

C = C Str.
2931
2926
CH Str.
2963
2957
CH Str.
2978
2985
CH Str.

3026
CH Str. (+)

3030
CH Str. (+)
3160

Asymmetric NH Str. (-)
3208

Asymmetric NH Str. (-)
3313

Symmetic NH Str. (+)
3363

Symmetic NH Str. (+)

Bend., bending; Str., stretching; Wagg., wagging; (-) out-of-plane; (+) in plane.

Chaabane et al. PMC Physics B 2008 1:11   doi:10.1186/1754-0429-1-11