Methylamine-N,N-d2
- Formula: CH3D2N
- Molecular weight: 33.0694
- CAS Registry Number: 2614-35-9
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Vibrational and/or electronic energy levels
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Takehiko Shimanouchi
Symmetry: Cs Symmetry Number σ = 1
| Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
| a' | 1 | ND2 s-str | 2479 | B | 2479 W | gas | 2450 S | gas | ||
| a' | 2 | CH3 d-str | 2961 | B | 2961 VS | gas | 2969 M | gas | ||
| a' | 3 | CH3 s-str | 2817 | B | 2817 S | gas | 2824 M | gas | ||
| a' | 4 | ND2 scis | 1234 | B | 1234 S | gas | 1214 M | gas | ||
| a' | 5 | CH3 d-deform | 1468 | B | 1468 S | gas | 1473 M | gas | ||
| a' | 6 | CH3 s-deform | 1430 | B | 1430 M | gas | ||||
| a' | 7 | CH3 rock | 1117 | A | 1117 S | gas | ||||
| a' | 8 | CN str | 997 | A | 997 S | gas | 995 S | gas | ||
| a' | 9 | ND2 wag | 625 | A | 625 VS | gas | ||||
| a | 10 | ND2 a-str | 2556 | B | 2556 M | gas | 2527 M | gas | ||
| a | 11 | CH3 d-str | 2985 | C | 2985 VS | gas | ||||
| a | 12 | CH3 d-deform | 1485 | D | 1485 | gas | Estimated from R()Q) branch frequency | |||
| a | 13 | ND2 twist | 1058 | E | CF | |||||
| a | 14 | CH3 rock | 1187 | C | 1187 M | gas | ||||
| a | 15 | Torsion | 228 | C | 228 S | gas | ||||
Source: Shimanouchi, 1972
Notes
| VS | Very strong |
| S | Strong |
| M | Medium |
| W | Weak |
| CF | Calculated frequency |
| A | 0~1 cm-1 uncertainty |
| B | 1~3 cm-1 uncertainty |
| C | 3~6 cm-1 uncertainty |
| D | 6~15 cm-1 uncertainty |
| E | 15~30 cm-1 uncertainty |
References
Go To: Top, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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