BrCN+
- Formula: CBrN+
- Molecular weight: 105.921
- CAS Registry Number: 34749-77-4
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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: C
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 50200 ± 200 | gas | Heilbronner, Hornung, et al., 1970 | |||||
Lake and Thompson, 1970 | |||||||
Eland, Baltzer, et al., 1996 | |||||||
Yencha, Malins, et al., 2004 | |||||||
State: B
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 18759.78 ± 0.04 | gas | B-X | 445 | 620 | Fulara, Klapstein, et al., 1985 | ||
Hanratty, Rosslein, et al., 1988 | |||||||
Rosslein, Hanratty, et al., 1989 | |||||||
Eland, Baltzer, et al., 1996 | |||||||
Yencha, Malins, et al., 2004 | |||||||
To = 18586 ± 14 | Ne | B-X | 418 | 538 | Leutwyler, Maier, et al., 1985 | ||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 1 | CN stretch | 1958 ± 2 | gas | EF LF | Fulara, Klapstein, et al., 1985 Hanratty, Rosslein, et al., 1988 Eland, Baltzer, et al., 1996 | |
1 | CN stretch | 1830 ± 10 | Ne | AB | Leutwyler, Maier, et al., 1985 | ||
Π | 2 | Bend | 395.7 ± 0.2 | H | gas | EF | Fulara, Klapstein, et al., 1985 Hanratty, Rosslein, et al., 1988 |
2 | Bend | 377 ± 10 | Ne | AB | Leutwyler, Maier, et al., 1985 | ||
Σ+ | 3 | CBr stretch | 473.1 ± 0.2 | gas | EF | Fulara, Klapstein, et al., 1985 Hanratty, Rosslein, et al., 1988 Eland, Baltzer, et al., 1996 | |
3 | CBr stretch | 478 ± 10 | Ne | AB | Leutwyler, Maier, et al., 1985 | ||
State: A
Energy (cm-1) |
Med. | Transition | λmin (nm) |
λmax (nm) |
References | ||
---|---|---|---|---|---|---|---|
To = 13699 ± 1 | gas | A-X | 708 | 853 | Fulara, Klapstein, et al., 1985 | ||
Eland, Baltzer, et al., 1996 | |||||||
Yencha, Malins, et al., 2004 | |||||||
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 1 | CN stretch | 1930 ± 2 | gas | EF | Fulara, Klapstein, et al., 1985 | |
Π | 2 | Bend | 421 ± 2 | gas | EF | Fulara, Klapstein, et al., 1985 | |
Σ+ | 3 | CBr stretch | 584 ± 2 | gas | EF | Fulara, Klapstein, et al., 1985 | |
State: X
Vib. sym. |
No. | Approximate type of mode |
cm-1 | Med. | Method | References | |
---|---|---|---|---|---|---|---|
Σ+ | 1 | CN stretch | 1905.94 | gas | EF LF | Fulara, Klapstein, et al., 1985 Hanratty, Rosslein, et al., 1988 | |
1 | CN stretch | 1905.94 | gas | DL PE | Salud, Feher, et al., 1993 Eland, Baltzer, et al., 1996 | ||
1 | CN stretch | 1907.7 | Ne | IR | Jacox and Thompson, 2007 | ||
Π | 2 | Bend | 287.2 ± 0.2 | H | gas | EF LF | Fulara, Klapstein, et al., 1985 Hanratty, Rosslein, et al., 1988 |
Σ+ | 3 | CBr stretch | 649.4 ± 0.5 | gas | EF LF | Fulara, Klapstein, et al., 1985 Hanratty, Rosslein, et al., 1988 Eland, Baltzer, et al., 1996 | |
Additional references: Jacox, 1994, page 80; Jacox, 1998, page 187; Allan and Maier, 1976; Eland, Devoret, et al., 1976; Braitbart, Castellucci, et al., 1985; Castellucci, Dujardin, et al., 1986; Kovac, 1987
Notes
H | (1/2)(2ν) |
o | Energy separation between the v = 0 levels of the excited and electronic ground states. |
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.
Heilbronner, Hornung, et al., 1970
Heilbronner, E.; Hornung, V.; Muszkat, K.A.,
Die Photoelektron-Spektren von Chlor-, Brom- und Jodcyan,
Helv. Chim. Acta, 1970, 53, 347. [all data]
Lake and Thompson, 1970
Lake, R.F.; Thompson, H.,
The photoelectron spectra of some molecules containing the C N group,
Proc. Roy. Soc. (London), 1970, A317, 187. [all data]
Eland, Baltzer, et al., 1996
Eland, J.H.D.; Baltzer, P.; Lundqvist, M.; Wannberg, B.; Karlsson, L.,
Vibrational structure of the BrCN+ ion from high resolution photoelectron spectroscopy,
Chem. Phys., 1996, 212, 2-3, 457, https://doi.org/10.1016/S0301-0104(96)00197-8
. [all data]
Yencha, Malins, et al., 2004
Yencha, A.J.; Malins, A.E.R.; King, G.C.,
Threshold photoelectron spectroscopy of cyanogen bromide,
Chem. Phys. Lett., 2004, 392, 1-3, 202, https://doi.org/10.1016/j.cplett.2004.05.069
. [all data]
Fulara, Klapstein, et al., 1985
Fulara, J.; Klapstein, D.; Kuhn, R.; Maier, J.P.,
Emission spectra of supersonically cooled halocyanide cations, XCN+ (X = Cl, Br, I): ~A2.SIGMA.+ .fwdarw. ~B2.PI. and ~B2.PI. .fwdarw. ~X2.PI. band systems,
J. Phys. Chem., 1985, 89, 20, 4213, https://doi.org/10.1021/j100266a014
. [all data]
Hanratty, Rosslein, et al., 1988
Hanratty, M.A.; Rosslein, M.; Celii, F.G.; Wyttenbach, T.; Maier, J.P.,
The,
Mol. Phys., 1988, 64, 5, 865, https://doi.org/10.1080/00268978800100593
. [all data]
Rosslein, Hanratty, et al., 1989
Rosslein, M.; Hanratty, M.A.; Maier, J.P.,
The,
Mol. Phys., 1989, 68, 4, 823, https://doi.org/10.1080/00268978900102571
. [all data]
Leutwyler, Maier, et al., 1985
Leutwyler, S.; Maier, J.P.; Spittel, U.,
The electronic absorption spectra of ClCN+, BrCN+, and ICN+ in neon matrices,
J. Chem. Phys., 1985, 83, 2, 506, https://doi.org/10.1063/1.449513
. [all data]
Salud, Feher, et al., 1993
Salud, C.; Feher, M.; Amano, T.,
Infrared Diode Laser Detection of the ν1 Fundamental Band of BrCN+,
J. Mol. Spectrosc., 1993, 162, 1, 172, https://doi.org/10.1006/jmsp.1993.1277
. [all data]
Jacox and Thompson, 2007
Jacox, M.E.; Thompson, W.E.,
Infrared spectra of ClCN[sup +], ClNC[sup +], and BrCN[sup +] trapped in solid neon,
J. Chem. Phys., 2007, 126, 24, 244311, https://doi.org/10.1063/1.2746868
. [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, 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]
Allan and Maier, 1976
Allan, M.; Maier, J.P.,
The emission spectra of CICN+, BrCN+, ICN+ radical cations: 2Π→2Π and 2Σ+ → 2Π band systems,
Chem. Phys. Lett., 1976, 41, 2, 231, https://doi.org/10.1016/0009-2614(76)80799-3
. [all data]
Eland, Devoret, et al., 1976
Eland, J.H.D.; Devoret, M.; Leach, S.,
Quantum yields and lifetimes of molecular ion fluorescence,
Chem. Phys. Lett., 1976, 43, 1, 97, https://doi.org/10.1016/0009-2614(76)80765-8
. [all data]
Braitbart, Castellucci, et al., 1985
Braitbart, O.; Castellucci, E.; Dujardin, G.; Leach, S.,
Nonradiative transitions and unimolecular dissociation of excited electronic states of cyanogen chloride(1+) (ClCN+), cyanogen bromide(1+) (BrCN+), and cyanogen iodide(1+) (ICN+),
J. Phys. Chem., 1985, 89, 15, 3252, https://doi.org/10.1021/j100261a018
. [all data]
Castellucci, Dujardin, et al., 1986
Castellucci, E.; Dujardin, G.; Leach, S.,
J. Chem. Soc., 1986, Faraday Trans. 2 82, 1271. [all data]
Kovac, 1987
Kovac, B.,
High-resolution photoelectron spectra of cyanogen bromide and cyanogen iodide: vibronic mixing,
J. Phys. Chem., 1987, 91, 16, 4231, https://doi.org/10.1021/j100300a005
. [all data]
Notes
Go To: Top, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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