| Functional Group | Mode of Vibration | Wave number and Intensity |
| =C-H | Stretching | 3006 (M) |
| -C-H (CH2) | Stretching (asymmetric) | 2925 (VS) |
| -C-H (CH2) | Stretching (symmetric) | 2855 (VS) |
| -C=O (ester) | Stretching | 1746 (VS) |
| -C=C (cis) | Stretching | 1650 (VS) |
| -C-H (CH2-CH3) | Bending (scissoring) | 1465 (M) |
| -C-O, >CH2 | Stretching, Bending | 1165 (S) |
| -(CH2)n, -HC=CH (cis) | Bending (rocking) | 725 (M) |