Nitrosyl cyanide

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 = 46300 T gas Dorko and Buelow, 1975
Nadler, Pfab, et al., 1984

State:   ?
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Tx = 37000 T gas Nadler, Pfab, et al., 1984

State:   ?
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
Td = 17085 gas Nadler, Pfab, et al., 1984
Nadler, Reisler, et al., 1984
Noble, Nadler, et al., 1984

State:   A
 Energy 
 (cm-1) 		  Med.   Transition   λmin 
 (nm) 		  λmax 
 (nm) 		  References
To = 11339 gas A-X 540 971 Horsewood and Kirby, 1971
Dorko and Buelow, 1975
Pfab, 1983
Noble, Nadler, et al., 1984
Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 1 CN stretch 1956 gas PF Noble, Nadler, et al., 1984
2 N=O stretch 1485 gas PF Noble, Nadler, et al., 1984
3 C-N stretch 918 gas PF Noble, Nadler, et al., 1984
4 NCN bend 543 gas AB PF Pfab, 1983
Noble, Nadler, et al., 1984
5 CNO bend 212.5 gas AB PF Pfab, 1983
Noble, Nadler, et al., 1984
a 6 Torsion 411 gas PF Noble, Nadler, et al., 1984

State:   X

Vib. 
sym. 		  No.   Approximate 
 type of mode 		  cm-1   Med.   Method   References
a' 1 CN stretch 2170.0 gas IR Bak, Nicolaisen, et al., 1979
1 CN stretch 2163.0 s Ar IR Maier, Reisenauer, et al., 1997
2 N=O stretch 1501.0 gas IR Bak, Nicolaisen, et al., 1979
2 N=O stretch 1498.5 vs Ar IR Maier, Reisenauer, et al., 1997
3 C-N stretch 820.0 gas IR Dorko and Buelow, 1975
Bak, Nicolaisen, et al., 1979
3 C-N stretch 809.5 s Ar IR Maier, Reisenauer, et al., 1997
4 NCN bend 588.5 gas IR Bak, Nicolaisen, et al., 1979
4 NCN bend 576.1 Ar IR Maier, Reisenauer, et al., 1997
5 CNO bend 212.0 ± 0.2 gas IR Nicolaisen and Nielsen, 1978
a 6 Torsion 264.2 gas IR Nicolaisen and Nielsen, 1978

Additional references: Jacox, 1994, page 188; Jacox, 2003, page 229; Dickinson, Kirby, et al., 1973; Dickinson, Kirby, et al., 1978; Nadler, Pfab, et al., 1983; Qian, Reisler, et al., 1987

Notes

sStrong
vsVery strong
TTentative assignment or approximate value
oEnergy separation between the v = 0 levels of the excited and electronic ground states.
xEnergy separation between the band maximum of the excited electronic state and the v = 0 level of the ground state.
dPhotodissociation threshold

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.

Dorko and Buelow, 1975
Dorko, E.A.; Buelow, L., Vapor-phase infrared spectrum of nitrosyl cyanide, J. Chem. Phys., 1975, 62, 5, 1869, https://doi.org/10.1063/1.430671 . [all data]

Nadler, Pfab, et al., 1984
Nadler, I.; Pfab, J.; Reisler, H.; Wittig, C., The 540--900 nm photodissociation of 300 K NCNO: One- and two-photon processes, J. Chem. Phys., 1984, 81, 2, 653, https://doi.org/10.1063/1.447746 . [all data]

Nadler, Reisler, et al., 1984
Nadler, I.; Reisler, H.; Noble, M.; Wittig, C., Chem. Phys. Lett., 1984, 108, 115. [all data]

Noble, Nadler, et al., 1984
Noble, M.; Nadler, I.; Reisler, H.; Wittig, C., The rotationally resolved A 1A´´←X 1A´ spectrum of expansion cooled NCNO: Vibrational fundamentals, rotational constants, and perturbations, J. Chem. Phys., 1984, 81, 10, 4333, https://doi.org/10.1063/1.447444 . [all data]

Horsewood and Kirby, 1971
Horsewood, P.; Kirby, G.W., Chem. Commun., 1971, 1139. [all data]

Pfab, 1983
Pfab, J., Fourier-transform electronic absorption spectroscopy: The 800 nm near-infrared band system of nitrosyl cyanide (NCNO), Chem. Phys. Lett., 1983, 99, 5-6, 465, https://doi.org/10.1016/0009-2614(83)80175-4 . [all data]

Bak, Nicolaisen, et al., 1979
Bak, B.; Nicolaisen, F.M.; Nielsen, O.J.; Skaarup, S., Infrared spectra of nitrosyl cyanide and 8 isotopically substituted species. A general harmonic force field determined from experimental data and ab initio calculations, J. Mol. Struct., 1979, 51, 17, https://doi.org/10.1016/0022-2860(79)80265-3 . [all data]

Maier, Reisenauer, et al., 1997
Maier, G.; Reisenauer, H.P.; Eckwert, J.; Naumann, M.; De Marco, M., Angew. Chem., 1997, 109, 1795. [all data]

Nicolaisen and Nielsen, 1978
Nicolaisen, F.M.; Nielsen, O.J., Far infrared gas spectra of nitrosyl cyanide, J. Mol. Struct., 1978, 49, 1, 97, https://doi.org/10.1016/0022-2860(78)87009-4 . [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]

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]

Dickinson, Kirby, et al., 1973
Dickinson, R.; Kirby, G.W.; Sweeny, J.G.; Tyler, J.K., Chem. Commun., 1973, 241. [all data]

Dickinson, Kirby, et al., 1978
Dickinson, R.; Kirby, G.W.; Sweeny, J.G.; Tyler, J.K., J. Chem. Soc., 1978, Faraday Trans. 2 74, 1393. [all data]

Nadler, Pfab, et al., 1983
Nadler, I.; Pfab, J.; Radhakrishnan, G.; Reisler, H.; Wittig, C., Simultaneous one- and two-photon processes in the photodissociation of NCNO using a tunable dye lasera), J. Chem. Phys., 1983, 79, 4, 2088, https://doi.org/10.1063/1.445996 . [all data]

Qian, Reisler, et al., 1987
Qian, C.X.W.; Reisler, H.; Wittig, C., Radiative and non-radiative processes in jet-cooled NCNO, Chem. Phys. Lett., 1987, 139, 2, 175, https://doi.org/10.1016/0009-2614(87)80173-2 . [all data]

Notes

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