H(CC)3CN+

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:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 14925.42 gas Sinclair, Pfluger, et al., 2000
To = 14836 Ne A-X 594 820 Forney, Freivogel, et al., 1995
Smith, Agreiter, et al., 1995
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σ+ 5 CN stretch 1969 ± 5 Ne AB Forney, Freivogel, et al., 1995
6 C-C stretch 1578 ± 5 Ne AB Forney, Freivogel, et al., 1995
7 C-C stretch 1017 ± 5 Ne AB Forney, Freivogel, et al., 1995
8 C-C stretch 459 ± 5 Ne AB Forney, Freivogel, et al., 1995

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
Σ+ 2 CN stretch 2180.2 Ne LF Smith, Agreiter, et al., 1995
3 CC stretch 2159.6 Ne LF Smith, Agreiter, et al., 1995
4 CC stretch 2128.5 Ne LF Smith, Agreiter, et al., 1995
5 CC stretch 1938.3 Ne LF Smith, Agreiter, et al., 1995
6 C-C stretch 957.2 Ne LF Smith, Agreiter, et al., 1995
7 C-C stretch 881.0 Ne LF Smith, Agreiter, et al., 1995
8 C-C stretch 464.5 Ne LF Smith, Agreiter, et al., 1995

Additional references: Jacox, 1998, page 362; Jacox, 2003, page 388

Notes

oEnergy separation between the v = 0 levels of the excited and electronic ground states.

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.

Sinclair, Pfluger, et al., 2000
Sinclair, W.E.; Pfluger, D.; Verdes, D.; Maier, J.P., Rotationally resolved A [sup 2]Π←X [sup 2]Π electronic absorption spectrum of cyanotriacetylene cation in the gas phase, J. Chem. Phys., 2000, 112, 20, 8899, https://doi.org/10.1063/1.481503 . [all data]

Forney, Freivogel, et al., 1995
Forney, D.; Freivogel, P.; Fulara, J.; Maier, J.P., Electronic absorption spectra of cyano-substituted polyacetylene cations in neon matrices, J. Chem. Phys., 1995, 102, 4, 1510, https://doi.org/10.1063/1.468883 . [all data]

Smith, Agreiter, et al., 1995
Smith, A.M.; Agreiter, J.; Bondybey, V.E., Laser-induced fluorescence of matrix-isolated H«58872»C«58876»C«58872»C«58876»C«58872»C«58876»N+ and H«58872»C«58876»C«58872»C«58876»C«58872»C«58876»C«58872»C«58876»N+, Chem. Phys. Lett., 1995, 244, 5-6, 379, https://doi.org/10.1016/0009-2614(95)00915-Q . [all data]

Jacox, 1998
Jacox, M.E., Vibrational and electronic energy levels of polyatomic transient molecules: supplement A, J. Phys. Chem. Ref. Data, 1998, 27, 2, 115-393, https://doi.org/10.1063/1.556017 . [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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