| (cm−1) Sym. IR IR intensity | Raman Raman intensity | |||
| 100.3970 | E2 | I | A | 156.94 |
| 379.5879 | A1 | A 665.80 | A | 236.60 |
| 402.5345 | E1 | A 1267.93 | A | 32.08 |
| 425.8058 | E2 | I | A | 1000.00 |