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Table 3
Absorption features of methanol.
| Vibration | Band | F (cm-1)a | F (cm-1)b |
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| CH3OH | |||
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| OH stretch | ν 1 | 3235 ± 3.0 | 3272 ± 3.0c |
| CH asymmetric stretch | ν 2 | 2981 ± 3.0 | 2986 ± 1.0 |
| CH symmetric stretch | ν 3 | 2828 ± 1.0 | 2831 ± 1.0c |
| CH asymmetric bend | ν 4 | 1458 ± 2.0 | 1459 ± 2.0 |
| CH symmetric bend | ν 5 | 1446 ± 2.0 | 1445 ± 2.0 |
| OH bend | ν 6 | 1412 ± 4.0 | 1433 ± 2.0 |
| CH3 rock | ν 7 | 1132 ± 2.0 | 1146 ± 1.0 |
| CO stretch | ν 8 | 1027 ± 1.0 | 1019 ± 1.0c |
| CH asymmetric stretch | ν 9 | ~ 2950 | ~ 2955 |
| CH asymmetric bend | ν 10 | 1476 ± 2.0 | 1476 ± 2.0 |
| CH3OH torsion | ν 12 | 716 ± 3.0 | 793 ± 2.0c |
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| H2O | |||
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| OH stretch | 3278 ± 1.0 | 3209 ± 1.0c | |
| OH bend | 1669 ± 1.0 | 1650 ± 5.0 | |
| H2O libration | 777 ± 1.0 | 835 ± 1.0 | |
Notes. Reported bands are named as classified in the NIST data base (http://webbook.nist.gov/chemistry/form-ser.html). Frequency is reported for ice at 35 K in amorphous phase (a) and crystalline phase (b). (c) Central or strongest band when duplication.
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