CH2=C=NH+

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   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 30340 ± 160 gas Kroto, Matti, et al., 1990
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 7 CH2 wag 600 ± 40 gas PE Kroto, Matti, et al., 1990

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Txx = 21220 ± 160 gas Kroto, Matti, et al., 1990
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 3 CCN a-stretch 1900 ± 40 gas PE Kroto, Matti, et al., 1990
5 CCN s-stretch 860 ± 40 gas PE Kroto, Matti, et al., 1990

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a1 CCN s-stretch 1040 ± 40 gas PE Kroto, Matti, et al., 1990
CNH bend 550 ± 40 gas PE Kroto, Matti, et al., 1990

Additional references: Jacox, 1994, page 313

Notes

xxEnergy separation between the band maxima of both the excited state and the ground state of a molecular cation, derived from a photoelectron spectrum.

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Kroto, Matti, et al., 1990
Kroto, H.W.; Matti, G.Y.; Suffolk, R.J.; Watts, J.D.; Rittby, M.; Bartlett, R.J., Photoelectron spectroscopic and theoretical study of ketene imine, CH2:C:NH, and ketene-N-methylimine, CH2:C:NCH3, J. Am. Chem. Soc., 1990, 112, 10, 3779, https://doi.org/10.1021/ja00166a011 . [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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