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CH2=CCl2+


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:   H


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

Tx = 69710 ± 320 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982


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

a1 1290 ± 80 gas PE Lake and Thompson, 1970

State:   F,G


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

Tx = 51400 ± 1000 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982

State:   E


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

Tx = 35580 ± 320 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982


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

a1 1010 ± 80 gas PE Lake and Thompson, 1970

State:   D


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

Tx = 32030 ± 320 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982


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

a1 930 ± 100 gas PE Wittel and Bock, 1974
Bunzli, Frost, et al., 1976

State:   C


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

Tx = 21860 ± 320 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982


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

a1 CCl2 scissors 320 ± 40 gas PE Lake and Thompson, 1970
Bunzli, Frost, et al., 1976

State:   B


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

To = 17990 ± 320 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982


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

a1 CCl2 scissors 270 ± 40 gas PE Lake and Thompson, 1970
Bunzli, Frost, et al., 1976

State:   A


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

To = 13150 ± 320 gas Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
von Niessen, Asbrink, et al., 1982


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

a1 CCl2 scissors 270 ± 40 gas PE Lake and Thompson, 1970
Bunzli, Frost, et al., 1976

State:   X


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

a1 1 CH stretch 3021.1 Ar IR Zhou, Gong, et al., 2007
3 C=C stretch 1290 ± 80 gas PE Lake and Thompson, 1970
Jonathan, Ross, et al., 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
4 CCl stretch 560 ± 80 gas PE Lake and Thompson, 1970
Wittel and Bock, 1974
Bunzli, Frost, et al., 1976
4 CCl stretch 642.8 Ar IR Zhou, Gong, et al., 2007
b1 7 933.1 Ar IR Zhou, Gong, et al., 2007
b2 9 CH stretch 3125.7 Ar IR Zhou, Gong, et al., 2007
10 1158.1 Ar IR Zhou, Gong, et al., 2007
11 881.1 Ar IR Zhou, Gong, et al., 2007

Additional references: Jacox, 1994, page 335

Notes

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.

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.

Lake and Thompson, 1970
Lake, R.F.; Thompson, H., Photoelectron spectra of halogenated ethylenes, Proc. Roy. Soc. (London), 1970, A315, 323. [all data]

Jonathan, Ross, et al., 1970
Jonathan, N.; Ross, K.; Tomlinson, V., The photoelectron spectra of dichloroethylenes, Intern. J. Mass Spectrom. Ion Phys., 1970, 4, 51. [all data]

Wittel and Bock, 1974
Wittel, K.; Bock, H., Photoelektronenspekten und molekuleigenschaften. XXVII. Chlor- und bromathylene- beispiele fur anderungen in «pi»- und «sigma»-Systemen, Chem. Ber., 1974, 107, 317. [all data]

Bunzli, Frost, et al., 1976
Bunzli, J.C.; Frost, D.C.; Herring, F.G.; McDowell, C.A., Assignment of the doublet states arising from ionization of chlorine lone-pairs in molecules possessing C2v symmetry, J. Electron Spectrosc. Relat. Phenom., 1976, 9, 289. [all data]

von Niessen, Asbrink, et al., 1982
von Niessen, W.; Asbrink, L.; Bieri, G., 30.4 nm He (II) photoelectron spectra of organic molecules Part VI. Halogeno-compounds (C, H, X; X = Cl, Br, I), J. Electron Spectrosc. Relat. Phenom., 1982, 26, 2, 173, https://doi.org/10.1016/0368-2048(82)85065-2 . [all data]

Zhou, Gong, et al., 2007
Zhou, H.; Gong, Y.; Zhou, M., Infrared Spectra of Chlorinated Ethylene Cations: C, J. Phys. Chem. A, 2007, 111, 4, 603, https://doi.org/10.1021/jp066618y . [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]


Notes

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