| Functional group | Frequency |
|---|---|
| Aromatic C-H stretching | 3030.17 |
| Aliphatic C-H stretching | 2929.87 and 2850.79 |
| Aromatic C-C stretching | 1490.97 |
| C-H deformation | 1454.33 |
| C=N stretch | 1647.21 |
| Aromatic amine (C-N stretching) | 1357.89 |
| Aromatic substitution (C-H bending ) | 759.95 |