(cyc-HC=CHN)CN

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   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Tx = 41000 Ar Maier and Endres, 1999

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 1 CH s-stretch 3235.1 w Ar IR Maier and Endres, 1999
1 CH s-stretch 3233.6 w N2 IR Maier and Endres, 1999
2 CN stretch 2207.4 s Ar IR Maier and Endres, 1999
2 CN stretch 2217.6 vs N2 IR Maier and Endres, 1999
2 CN stretch 2207.4 vs N2 IR Maier and Endres, 1999
3 C=C stretch 1712.6 w Ar IR Maier and Endres, 1999
3 C=C stretch 1714.1 w N2 IR Maier and Endres, 1999
4 N-C stretch 1051.8 m Ar IR Maier and Endres, 1999
4 N-C stretch 1049.0 s N2 IR Maier and Endres, 1999
5 CH deform. 960.0 w Ar IR Maier and Endres, 1999
5 CH deform. 961.8 w N2 IR Maier and Endres, 1999
6 Mixed 803.2 w Ar IR Maier and Endres, 1999
6 Mixed 803.2 w N2 IR Maier and Endres, 1999
7 Mixed 613.6 Ar IR Maier and Endres, 1999
7 Mixed 618.8 w N2 IR Maier and Endres, 1999
8 Mixed 562.8 m Ar IR Maier and Endres, 1999
8 Mixed 580.7 m N2 IR Maier and Endres, 1999
8 Mixed 571.3 m N2 IR Maier and Endres, 1999
a 10 CH a-stretch 3185.7 s Ar IR Maier and Endres, 1999
10 CH a-stretch 3183.1 s Ar IR Maier and Endres, 1999
10 CH a-stretch 3183.7 s N2 IR Maier and Endres, 1999
10 CH a-stretch 3181.6 s N2 IR Maier and Endres, 1999
11 CH deform. 958.0 w Ar IR Maier and Endres, 1999
13 NCN deform. 636.7 w Ar IR Maier and Endres, 1999
13 NCN deform. 635.0 w N2 IR Maier and Endres, 1999

Additional references: Jacox, 2003, page 340

Notes

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

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.

Maier and Endres, 1999
Maier, G.; Endres, J., 2H-Imidazol-2-ylidene: New Insights from a Matrix-Spectroscopic Study, Chem. Eur. J., 1999, 5, 5, 1590, https://doi.org/10.1002/(SICI)1521-3765(19990503)5:5<1590::AID-CHEM1590>3.0.CO;2-6 . [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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