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Ethoxy radical


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:   B


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 29210.207 ± 0.006 gas B-X 310 500 Style and Ward, 1953
Ohbayashi, Akimoto, et al., 1977
Inoue, Okuda, et al., 1981
Ebata, Yanagishita, et al., 1982
Foster, Hsu, et al., 1986
Tan, Williamson, et al., 1993
Gopalakrishnan, Zu, et al., 2003


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a' CO stretch 603 gas LF Foster, Hsu, et al., 1986
Tan, Williamson, et al., 1993
Gopalakrishnan, Zu, et al., 2003

State:   A


 Energy 
 (cm-1
 Med.   Transition   «lambda»min 
 (nm) 
 «lambda»max 
 (nm) 
 References

To = 355 ± 10 gas Ramond, Davico, et al., 2000


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a' 685 T gas PE Ramond, Davico, et al., 2000

State:   X


Vib. 
sym. 
 No.   Approximate 
 type of mode 
 cm-1   Med.   Method   References

a' CH2 wag 1370 gas LF Inoue, Okuda, et al., 1981
CH2 scissors 1295 ± 10 gas PE Ramond, Davico, et al., 2000
C-O stretch 1067 gas LF EM Inoue, Okuda, et al., 1981
Ebata, Yanagishita, et al., 1982
Foster, Hsu, et al., 1986
C-C stretch 875 T gas LF Inoue, Okuda, et al., 1981
CCO bend 442 gas LF Inoue, Okuda, et al., 1981

Additional references: Jacox, 1994, page 376; Jacox, 1998, page 337; Jacox, 2003, page 353

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.

Style and Ward, 1953
Style, D.W.G.; Ward, J.C., Fluorescent spectra from ethyl nitrate. Part 1.?Supposed emissions from alkoxy radicals and NO2, Trans. Faraday Soc., 1953, 49, 999, https://doi.org/10.1039/tf9534900999 . [all data]

Ohbayashi, Akimoto, et al., 1977
Ohbayashi, K.; Akimoto, H.; Tanaka, I., Emission spectra of methoxyl, ethoxyl, and isopropoxyl radicals, J. Phys. Chem., 1977, 81, 8, 798, https://doi.org/10.1021/j100523a023 . [all data]

Inoue, Okuda, et al., 1981
Inoue, G.; Okuda, M.; Akimoto, H., Laser-induced fluorescence of the C2H5O radical, J. Chem. Phys., 1981, 75, 5, 2060, https://doi.org/10.1063/1.442325 . [all data]

Ebata, Yanagishita, et al., 1982
Ebata, T.; Yanagishita, H.; Obi, K.; Tanaka, I., Ã-->X fluorescence spectra of CH3O and C2H5O generated by the Arf laser photolysis of alkyl nitrites, Chem. Phys., 1982, 69, 1-2, 27, https://doi.org/10.1016/0301-0104(82)88129-9 . [all data]

Foster, Hsu, et al., 1986
Foster, S.C.; Hsu, Y.-C.; Damo, C.P.; Liu, X.; Kung, C.-Y.; Miller, T.A., Implications of the rotationally resolved spectra of the alkoxy radicals for their electronic structure, J. Phys. Chem., 1986, 90, 26, 6766, https://doi.org/10.1021/j100284a011 . [all data]

Tan, Williamson, et al., 1993
Tan, X.Q.; Williamson, J.M.; Foster, S.C.; Miller, T.A., Rotationally resolved electronic excitation spectra of the ethoxy ~B .rarw. ~X transition, J. Phys. Chem., 1993, 97, 37, 9311, https://doi.org/10.1021/j100139a010 . [all data]

Gopalakrishnan, Zu, et al., 2003
Gopalakrishnan, S.; Zu, L.; Miller, T.A., Radiative and non-radiative decay of selected vibronic levels of the state of alkoxy radicals, Chem. Phys. Lett., 2003, 380, 5-6, 749, https://doi.org/10.1016/j.cplett.2003.08.124 . [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]

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]

Jacox, 2003
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement B, J. Phys. Chem. Ref. Data, 2003, 32, 1, 1-441, https://doi.org/10.1063/1.1497629 . [all data]


Notes

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