CNCCNC
- Formula: C4N2
- Molecular weight: 76.0562
- CAS Registry Number: 147541-65-9
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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: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σu+ | 4 | CN a-stretch | 2114.9 | vs | Ar | IR | Smith, Schallmoser, et al., 1993 Guennoun, Couturier-Tamburelli, et al., 2003 |
5 | C-N a-stretch | 1287.5 | m | Ar | IR | Smith, Schallmoser, et al., 1993 Guennoun, Couturier-Tamburelli, et al., 2003 | |
Additional references: Jacox, 1994, page 343
Notes
m | Medium |
vs | Very strong |
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.
Smith, Schallmoser, et al., 1993
Smith, A.M.; Schallmoser, G.; Thoma, A.; Bondybey, V.E.,
Infrared spectral evidence of N≡C--C≡C--N≡C: Photoisomerization of N≡C--C≡C--C≡N in an argon matrix,
J. Chem. Phys., 1993, 98, 3, 1776, https://doi.org/10.1063/1.464266
. [all data]
Guennoun, Couturier-Tamburelli, et al., 2003
Guennoun, Z.; Couturier-Tamburelli, I.; Pietri, N.; Aycard, J.P.,
UV photoisomerisation of cyano and dicyanoacetylene: the first identification of CCNCH and CCCNCN isomers -- matrix isolation, infrared and ab initio study,
Chem. Phys. Lett., 2003, 368, 5-6, 574, https://doi.org/10.1016/S0009-2614(02)01898-5
. [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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- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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