Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

CH3(CC)2CN+


Vibrational and/or electronic energy levels

Go To: Top, References, Notes

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:   C


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

To = 28720 ± 160 gas Bieri, Kloster-Jensen, et al., 1980

State:   B


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

To = 23960 ± 160 gas Bieri, Kloster-Jensen, et al., 1980

State:   A


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

To = 17694 ± 2 gas A-X 449 646 Bieri, Kloster-Jensen, et al., 1980
Klapstein, Maier, et al., 1983


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

a1 2 CC stretch 2253 ± 4 gas LF Klapstein, Maier, et al., 1983
3 CC, CN stretch 2080 ± 4 gas LF Klapstein, Maier, et al., 1983
4 CC, CN stretch 1895 ± 4 gas LF Klapstein, Maier, et al., 1983
5 CH3 deform. 1205 ± 40 T gas LF Klapstein, Maier, et al., 1983
8 C-C stretch 486 ± 2 gas EF Klapstein, Maier, et al., 1983

State:   X


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

a1 2 CC stretch 2207 ± 2 gas EF Bieri, Kloster-Jensen, et al., 1980
Klapstein, Maier, et al., 1983
3 CC, CN str. 2093 ± 2 gas EF Bieri, Kloster-Jensen, et al., 1980
Klapstein, Maier, et al., 1983
4 CC, CN str. 1980 ± 2 gas EF Bieri, Kloster-Jensen, et al., 1980
Klapstein, Maier, et al., 1983
5 CH3 deform. 1340 ± 2 T gas EF Bieri, Kloster-Jensen, et al., 1980
Klapstein, Maier, et al., 1983
8 C-C stretch 513 ± 2 gas EF Bieri, Kloster-Jensen, et al., 1980
Klapstein, Maier, et al., 1983

Additional references: Jacox, 1994, page 413

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.

Bieri, Kloster-Jensen, et al., 1980
Bieri, G.; Kloster-Jensen, E.; Kvisle, S.; Maier, J.P.; Marthaler, O., J. Chem. Soc., 1980, Faraday Trans. 2 76, 676. [all data]

Klapstein, Maier, et al., 1983
Klapstein, D.; Maier, J.P.; Misev, L.; Thommen, F.; Zambach, W., Emission and laser-excitation spectra of rotationally cooled methylcyanodiacetylene cation (A~2EaX~2 E) and photoelectron---photon, J. Electron Spectrosc. Relat. Phenom., 1983, 31, 3, 283, https://doi.org/10.1016/0368-2048(83)85076-2 . [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

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