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CD3O


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   «lambda»min 
 (nm) 
 «lambda»max 
 (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

TTentative assignment or approximate value
oEnergy 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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