Methylamine-N,N-d2
- Formula: CH3D2N
- Molecular weight: 33.0694
- CAS Registry Number: 2614-35-9
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Gas phase ion energetics data
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference |
|---|---|---|
| 9.27 ± 0.05 | EI | Collin and Franskin, 1966 |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| CHDN+ | 14.92 ± 0.20 | ? | EI | Collin and Franskin, 1966 | |
| CH2DN+ | 12.50 ± 0.10 | HD | EI | Collin and Franskin, 1966 | |
| CH2D2N+ | 10.10 ± 0.30 | H | EI | Collin and Franskin, 1966 | |
| CH2N+ | 15.14 ± 0.08 | ? | EI | Collin and Franskin, 1966 | |
| CH3DN+ | 11.52 ± 0.60 | D | EI | Collin and Franskin, 1966 | |
| NHD2+ | 13.4 ± 0.4 | CH2 | EI | Collin and Franskin, 1966 |
Vibrational and/or electronic energy levels
Go To: Top, Gas phase ion energetics data, References, Notes
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, Gas phase ion energetics data, 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.
Collin and Franskin, 1966
Collin, J.E.; Franskin, M.J.,
Ionisation, dissociation et rearrangements intramoleculaires dans les amines aliphatiques par impact electronique. Cas de la methylamine et de la methylamine-Nd2,
Bull. Soc. Roy. Sci. Liege, 1966, 35, 267. [all data]
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, Gas phase ion energetics data, Vibrational and/or electronic energy levels, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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