|
| IR (cm−1) | Raman (cm−1) | Assignation |
|
| ~3070 (shift) | 3076 | CH stretching (BI, P) |
| 3057 | 3055 | CH stretching (BI, P) |
| | 3016 | CH stretching (BI, P) |
| 2984 | 2981 | CH3 (M) stretching asymmetric |
| 2972 | ~2968 (sh) | CH3 (M) stretching asymmetric |
| 2944 | 2954 | CH3 (M) stretching asymmetric |
| ~2930 | Covered | NH stretching vibration |
| 2904 | 2915 | CH3 stretching asymmetric |
| 2854 | 2857 | CH3 (M) stretching symmetric |
| 2835 | 2837 | CH3 stretching symmetric |
| 1629 | 1629 | QS (P), CH deformation, CC stretching (P, BI) |
| 1587 | 1588 | CH + NH deformation, CC stretching (BI) |
| 1568 | 1569 | QS (P), CH deformation, CC stretching (P, BI) |
| 1512 | 1514 | CH + NH deformation (BI) |
| 1470 (sh) | 1477 | SCS (P), CH (B), NH deformation, N3C2 stretching |
| 1462 | 1460 | CH3 deformation (M), NH + CH deformation (BI) |
| 1428 | 1432 | SCS (P), CH3 deformation symmetric |
| 1410 | 1412 | NH + CH deformation (BI), CH deformation (P) |
| 1356 | 1356 | NH + C4H + C5H deformation (BI) |
| 1312 | 1314 | CH deformation, R-O-CH3 stretching |
| 1293 | | R-O-CH3 stretching |
| 1273 | 1273 | NH + CH deformation symmetric (BI) |
| 1253 | 1255 | NH + CH deformation symmetric (BI) |
| 1231 | 1232 | NH + CH deformation asymmetric (BI) |
| 1206 | 1203 | NH + CH deformation symmetric (BI) |
| 1188 | 1190 | NH + CH deformation symmetric (BI) |
| 1160 | 1160 | CH deformation asymmetric |
| 1113 | 1113 | CH deformation asymmetric |
| 1077 | 1076 | NH deformation (BI), CH3 (M) |
| 1014 | 1009 | S=O stretching vibration |
| 967 | 963 | CH deformation (BI) |
| 885 | 886 | CH wagging |
| 835 | 842 | CH3 rocking of methoxy group |
| 822 | 823 | QIPB (P) |
| 810 | 790 | CH3 rocking ip |
| 787 | | CH3 rocking ip |
| 759 | 762 | CH wagging (IM) |
| 732 | 733 | CH wagging (B) |
| 667 | 653 | NH wagging (BI) |
| 631 | 635 | S-C stretching sulfoxide chain |
| 621 | 620 | QIPB (P), ring deformation |
| 582 | 582 | CH + NH wagging (BI) |
| 546 | 546 (sh) | oop ring deformation |
| 535 | 538 | oop ring deformation |
| 518 | 519 | oop ring deformation |
| 502 | 504 | oop ring deformation |
| 478 | 479 | oop ring deformation |
| | 444 | R-O-CH3 deformation (M) |
| | 429 | Ring deformation (BI) |
| | 382 | QOOPB (P) |
| | 327 | CH wagging asymmetric (BI) |
| | 254 | R-O-CH3 deformation (M) |
| | 212 | CH wagging |
| | 142 | Phonon vibration |
| | 124 | Phonon vibration |
| | 104 | Phonon vibration |
| | 87 | Phonon vibration |
| | 72 | Phonon vibration |
| | 66 | Phonon vibration |
|
