| Vibration (cm−1) mode of MACuCl3 | Vibration (cm−1) mode of G-MACuCl3 | Attributed |
| 3510 | 3510 | O-H Stretch |
| 3152 | 33,150 | N-H Stretch |
| 2965 | 2960 | C-H Stretch |
| 2522 | 2520 | unidentified |
| 1651 | 1649 | C-O [34] |
| 1500 | 1498 | NH3 bending |
| 1455 | 1450 | NH3 bending |
| 1415 | 1416 | CH3 bending |
| 1257 | 1256 | CH3-NH3 rocking |
| 1004 | 1001 | unidentified |
| 937 | 935 | CH3-NH3 rocking |