CH2OH+
- Formula: CH3O+
- Molecular weight: 31.0334
- IUPAC Standard InChIKey: NRCYHMDIJIIHBJ-UHFFFAOYSA-N
- CAS Registry Number: 17691-31-5
- Chemical structure:
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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: Marilyn E. Jacox
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
1 | OH stretch | 3422.802 | gas | LD | Amano and Warner, 1989 | ||
a' | 1 | OH stretch | 3182 | A | gas | PF | Mosley, Cheng, et al., 2012 |
2 | CH2 a-stretch | 3124 | A | gas | PF | Mosley, Cheng, et al., 2012 | |
3 | CH2 s-stretch | 2967 | A | gas | PF | Mosley, Cheng, et al., 2012 | |
4 | CO stretch | 1650 ± 30 | gas | PE | Dyke, Ellis, et al., 1984 | ||
4 | CO stretch | 1628 | A | gas | PF | Mosley, Cheng, et al., 2012 | |
5 | CH2 scissor | 1449 | A | gas | PF | Mosley, Cheng, et al., 2012 | |
6 | CH2 deform. | 1370 ± 30 | gas | PE | Dyke, Ellis, et al., 1984 | ||
6 | HCOH deform. | 1351 | A | gas | PF | Mosley, Cheng, et al., 2012 | |
a | 9 | Torsion | 1029 | A H | gas | PF | Mosley, Cheng, et al., 2012 |
Additional references: Jacox, 1994, page 235; Jacox, 1998, page 270; Chomiak, Taleb-Bendiab, et al., 1994; Dore, Cazzoli, et al., 1995; Dore, Cazzoli, et al., 1997
Notes
H | (1/2)(2ν) |
A | 0~1 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.
Amano and Warner, 1989
Amano, T.; Warner, H.E.,
Laboratory detection of protonated formaldehyde (H2COH/+/),
Astrophys. J., 1989, 342, L99, https://doi.org/10.1086/185494
. [all data]
Mosley, Cheng, et al., 2012
Mosley, J.D.; Cheng, T.C.; McCoy, A.B.; Duncan, M.A.,
Infrared Spectroscopy of the Mass 31 Cation: Protonated Formaldehyde vs Methoxy,
J. Phys. Chem. A, 2012, 116, 37, 9287, https://doi.org/10.1021/jp3072298
. [all data]
Dyke, Ellis, et al., 1984
Dyke, J.M.; Ellis, A.R.; Jonathan, N.; Keddar, N.; Morris, A.,
Observation of the CH2OH radical in the gas Ppase by vacuum ultraviolet photoelectron spectroscopy,
Chem. Phys. Lett., 1984, 111, 207. [all data]
Jacox, 1994
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules, American Chemical Society, Washington, DC, 1994, 464. [all data]
Jacox, 1998
Jacox, M.E.,
Vibrational and electronic energy levels of polyatomic transient molecules: supplement A,
J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017
. [all data]
Chomiak, Taleb-Bendiab, et al., 1994
Chomiak, D.; Taleb-Bendiab, A.; Civis, S.; Amano, T.,
Millimetre-wave laboratory detection of H,
Can. J. Phys., 1994, 72, 11-12, 1078, https://doi.org/10.1139/p94-140
. [all data]
Dore, Cazzoli, et al., 1995
Dore, L.; Cazzoli, G.; Civis, S.; Scappini, F.,
Extended measurements of the millimeter wave spectrum of H2COH+,
Chem. Phys. Lett., 1995, 244, 1-2, 145, https://doi.org/10.1016/0009-2614(95)00816-M
. [all data]
Dore, Cazzoli, et al., 1997
Dore, L.; Cazzoli, G.; Civis, S.; Scappini, F.,
Millimeter-Wave Spectra of H213COH+and D2COD+,
J. Mol. Spectrosc., 1997, 183, 1, 107, https://doi.org/10.1006/jmsp.1996.7229
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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