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C2H5OO


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:   ?


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

Tx = 41700 gas 200 290 Parkes, Paul, et al., 1973
Adachi, Basco, et al., 1979
Anastasi, Waddington, et al., 1983
Munk, Pagsberg, et al., 1986
Maricq and Wallington, 1992
Bauer, Crowley, et al., 1992
Fenter, Catoire, et al., 1993

State:   A


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

To = 7593 ± 6 gas A-X 1175 1317 Hunziker and Wendt, 1976
Blanksby, Ramond, et al., 2001


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

OO stretch 918 ± 9 gas AB PE Hunziker and Wendt, 1976
Blanksby, Ramond, et al., 2001
Skel. bend 178 ± 10 gas PE Blanksby, Ramond, et al., 2001

State:   X


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

CH2 a-stretch 2999 s gas IR Mah, Cabrera, et al., 2003
CH2 a-stretch 3016 w m Ar IR Chettur and Snelson, 1987
CH3 stretch 2988 m gas IR Mah, Cabrera, et al., 2003
CH3 s-stretch 2964 s gas IR Mah, Cabrera, et al., 2003
CH2 scissors 1474 m Ar IR Chettur and Snelson, 1987
CH3 deform. 1448 m gas IR Mah, Cabrera, et al., 2003
CH3 deform. 1451 s Ar IR Chettur and Snelson, 1987
CH3 deform. 1397 s gas IR Mah, Cabrera, et al., 2003
CH3 deform. 1389 vs Ar IR Chettur and Snelson, 1987
CH3 deform. 1380 s Ar IR Chettur and Snelson, 1987
CH2 wag 1351 m Ar IR Chettur and Snelson, 1987
1283 m gas IR Mah, Cabrera, et al., 2003
CH2 twist 1242 w Ar IR Chettur and Snelson, 1987
1173 w gas IR Mah, Cabrera, et al., 2003
CH3 rock 1110 m gas Ir Mah, Cabrera, et al., 2003
CH3 rock 1136 m b Ar IR Chettur and Snelson, 1987
OO stretch 1070 gas PE IR Blanksby, Ramond, et al., 2001
Mah, Cabrera, et al., 2003
OO stretch 1062 vs gas PE IR Blanksby, Ramond, et al., 2001
Mah, Cabrera, et al., 2003
OO stretch 1050 gas PE IR Blanksby, Ramond, et al., 2001
Mah, Cabrera, et al., 2003
OO stretch 1112 m s Ar IR Chettur and Snelson, 1987
CC stretch 1009 s Ar IR Chettur and Snelson, 1987
880 s gas IR Mah, Cabrera, et al., 2003
CO stretch 838 m Ar IR Chettur and Snelson, 1987
CH2 rock 800 m Ar IR Chettur and Snelson, 1987
Skel. bend 499 vs Ar IR Chettur and Snelson, 1987
Skel. bend 234 ± 9 gas PE Blanksby, Ramond, et al., 2001

Additional references: Jacox, 1994, page 420; Jacox, 2003, page 393

Notes

wWeak
mMedium
sStrong
vsVery strong
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.
bBroad

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.

Parkes, Paul, et al., 1973
Parkes, D.A.; Paul, D.M.; Quinn, C.P.; Robson, R.C., The ultraviolet absorption by alkylperoxy radicals and their mutual reactions, Chem. Phys. Lett., 1973, 23, 3, 425, https://doi.org/10.1016/0009-2614(73)85115-2 . [all data]

Adachi, Basco, et al., 1979
Adachi, H.; Basco, N.; James, D.G.L., The ethylperoxy radical spectrum and rate constant for mutual interaction measured by flash photolysis and kinetic spectroscopy, Int. J. Chem. Kinet., 1979, 11, 11, 1211, https://doi.org/10.1002/kin.550111107 . [all data]

Anastasi, Waddington, et al., 1983
Anastasi, C.; Waddington, D.J.; Woolley, A., J. Chem. Soc., 1983, Faraday Trans. 1 79, 505. [all data]

Munk, Pagsberg, et al., 1986
Munk, J.; Pagsberg, P.; Ratajczak, E.; Sillesen, A., Spectrokinetic studies of ethyl and ethylperoxy radicals, J. Phys. Chem., 1986, 90, 12, 2752, https://doi.org/10.1021/j100403a038 . [all data]

Maricq and Wallington, 1992
Maricq, M.M.; Wallington, T.J., Absolute UV cross sections of methyl and ethyl peroxy radicals, J. Phys. Chem., 1992, 96, 2, 986, https://doi.org/10.1021/j100181a081 . [all data]

Bauer, Crowley, et al., 1992
Bauer, D.; Crowley, J.N.; Moortgat, G.K., The UV absorption spectrum of the ethylperoxy radical and its self-reaction kinetics between 218 and 333 K, J. Photochem. Photobiol. A: Chem., 1992, 65, 3, 329, https://doi.org/10.1016/1010-6030(92)80015-N . [all data]

Fenter, Catoire, et al., 1993
Fenter, F.F.; Catoire, V.; Lesclaux, R.; Lightfoot, P.D., The ethylperoxy radical: its ultraviolet spectrum, self-reaction, and reaction with hydroperoxy, each studied as a function of temperature, J. Phys. Chem., 1993, 97, 14, 3530, https://doi.org/10.1021/j100116a016 . [all data]

Hunziker and Wendt, 1976
Hunziker, H.E.; Wendt, H.R., Electronic absorption spectra of organic peroxyl radicals in the near infrared, J. Chem. Phys., 1976, 64, 8, 3488, https://doi.org/10.1063/1.432606 . [all data]

Blanksby, Ramond, et al., 2001
Blanksby, S.J.; Ramond, T.M.; Davico, G.E.; Nimlos, M.R.; Kato, S.; Bierbaum, V.M.; Lineberger, W.C.; Ellison, G.B.; Okumura, M., Negative-Ion Photoelectron Spectroscopy, Gas-Phase Acidity, and Thermochemistry of the Peroxyl Radicals CH, J. Am. Chem. Soc., 2001, 123, 39, 9585, https://doi.org/10.1021/ja010942j . [all data]

Mah, Cabrera, et al., 2003
Mah, A.; Cabrera, J.; Nation, H.; Ramos, M.; Sharma, S.; Nickolaisen, S.L., Mid-Infrared Spectrum of the Gas-Phase Ethyl Peroxy Radical: C, J. Phys. Chem. A, 2003, 107, 22, 4354, https://doi.org/10.1021/jp026167r . [all data]

Chettur and Snelson, 1987
Chettur, G.; Snelson, A., Alkylperoxy and alkyl radicals. 4. Matrix IR spectra and UV photolysis of ethylperoxy and ethyl radicals, J. Phys. Chem., 1987, 91, 13, 3483, https://doi.org/10.1021/j100297a006 . [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, 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

Go To: Top, Vibrational and/or electronic energy levels, References