CD3O
- Formula: CD3O
- Molecular weight: 34.0524
- Information on this page:
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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: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 31557 | gas | A-X | 269 | 410 | Inoue, Akimoto, et al., 1980 | ||
Brossard, Carrick, et al., 1986 | |||||||
Foster, Misra, et al., 1988 | |||||||
Applegate, Pushkarsky, et al., 1999 | |||||||
Liu, Chen, et al., 2009 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1 | 1 | CD3 stretch | 1889 | T | gas | LF | Applegate, Pushkarsky, et al., 1999 |
2 | CD3 umbrella | 970 | gas | LF | Foster, Misra, et al., 1988 Applegate, Pushkarsky, et al., 1999 | ||
3 | CO stretch | 664 | gas | EM LF | Brossard, Carrick, et al., 1986 Foster, Misra, et al., 1988 Applegate, Pushkarsky, et al., 1999 | ||
e | 4 | CD3 stretch | 2325 | T | gas | LF | Applegate, Pushkarsky, et al., 1999 |
5 | CD2 scissors | 1047 | gas | LF | Foster, Misra, et al., 1988 Applegate, Pushkarsky, et al., 1999 | ||
6 | DCO deform. | 697 | gas | LF | Applegate, Pushkarsky, et al., 1999 | ||
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
a1 | 2 | CD3 umbrella | 1102 | gas | TPE | Nee, Osterwalder, et al., 2006 | |
3 | CO stretch | 1036 | gas | LF TPE | Foster, Misra, et al., 1988 Nee, Osterwalder, et al., 2006 | ||
e | 4 | CD3 stretch (E) | 2189 | gas | TPE | Nee, Osterwalder, et al., 2006 | |
5 | CD2 scissors(E) | 1174 | gas | LF PE | Inoue, Akimoto, et al., 1980 Brossard, Carrick, et al., 1986 Foster, Misra, et al., 1988 Osborn, Leahy, et al., 1998 Nee, Osterwalder, et al., 2006 | ||
6 | DCO deform. (E) | 909 | gas | PE TPE | Osborn, Leahy, et al., 1998 Ramond, Davico, et al., 2000 Nee, Osterwalder, et al., 2006 | ||
6 | DCO deform.(A1) | 496 | gas | LF | Foster, Misra, et al., 1988 | ||
Notes
T | Tentative assignment or approximate value |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
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.
Inoue, Akimoto, et al., 1980
Inoue, G.; Akimoto, H.; Okuda, M.,
Spectroscopy of the CH3O A 2A1--X 2E system by laser-excited fluorescence method,
J. Chem. Phys., 1980, 72, 3, 1769, https://doi.org/10.1063/1.439291
. [all data]
Brossard, Carrick, et al., 1986
Brossard, S.D.; Carrick, P.G.; Chappell, E.L.; Hulegaard, S.C.; Engelking, P.C.,
The 2A1--2E electronic spectrum of methoxy, CH3O: Vibrational progressions, and spin-orbit and Jahn--Teller couplings,
J. Chem. Phys., 1986, 84, 5, 2459, https://doi.org/10.1063/1.450364
. [all data]
Foster, Misra, et al., 1988
Foster, S.C.; Misra, P.; Lin, T.-Y.; Damo, C.P.; Carter, C.C.; Miller, T.A.,
Free jet-cooled laser-induced fluorescence spectrum of methoxy. 1. Vibronic analysis of the ~A and ~X states,
J. Phys. Chem., 1988, 92, 21, 5914, https://doi.org/10.1021/j100332a014
. [all data]
Applegate, Pushkarsky, et al., 1999
Applegate, B.E.; Pushkarsky, M.B.; Miller, T.A.,
Spectral Analysis and Photofragmentation Dynamics of the Perdeuteromethoxy Radical,
J. Phys. Chem. A, 1999, 103, 11, 1538, https://doi.org/10.1021/jp984141n
. [all data]
Liu, Chen, et al., 2009
Liu, J.; Chen, M.-W.; Melnik, D.; Miller, T.A.; Endo, Y.; Hirota, E.,
The spectroscopic characterization of the methoxy radical. II. Rotationally resolved A [sup 2]A[sub 1]-X [sup 2]E electronic and X [sup 2]E microwave spectra of the perdeuteromethoxy radical CD[sub 3]O,
J. Chem. Phys., 2009, 130, 7, 074303, https://doi.org/10.1063/1.3072105
. [all data]
Nee, Osterwalder, et al., 2006
Nee, M.J.; Osterwalder, A.; Zhou, J.; Neumark, D.M.,
Slow electron velocity-map imaging photoelectron spectra of the methoxide anion,
J. Chem. Phys., 2006, 125, 1, 014306, https://doi.org/10.1063/1.2212411
. [all data]
Osborn, Leahy, et al., 1998
Osborn, D.L.; Leahy, D.J.; Kim, E.H.; de Beer, E.; Neumark, D.M.,
Photoelectron spectroscopy of CH3O- and CD3O-,
Chem. Phys. Lett., 1998, 292, 4-6, 651, https://doi.org/10.1016/S0009-2614(98)00717-9
. [all data]
Ramond, Davico, et al., 2000
Ramond, T.M.; Davico, G.E.; Schwartz, R.L.; Lineberger, W.C.,
Vibronic structure of alkoxy radicals via photoelectron spectroscopy,
J. Chem. Phys., 2000, 112, 3, 1158, https://doi.org/10.1063/1.480767
. [all data]
Notes
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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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