Table 1.
Spectroscopy data
| Functional Group | Absorption(s) (cm−1) | Notes |
|---|---|---|
| CH2 | 2922 | CH stretching in CH and CH2 groups (a) |
| C≡N | 2243 | Stretching (a) |
| C=O | 1666 | Stretching (a) |
| CH | 1456 | CH blending (a) |
| CN | 1091 | CN blending (a) |
| NH | 3340 | stretching vibration (b) |
| CH2 | 2932 | CH stretching in CH and CH2 groups (b) |
| C≡N | 2243 | Stretching (b) |
| C=O | 1641 | Stretching (b) |
| CH | 1455 | CH blending (b) |
| CN | 1031 | CN blending (b) |
| CH2 | 2922 | CH stretching in CH and CH2 groups (c), (d) and (e) |
| C≡N | 2247 | Stretching (c), (d) and (e) |
| CH | 1456 | CH blending (c), (d) and (e) |