Cyanogen bromide
- Formula: CBrN
- Molecular weight: 105.921
- IUPAC Standard InChIKey: ATDGTVJJHBUTRL-UHFFFAOYSA-N
- CAS Registry Number: 506-68-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Bromine cyanide; Bromocyan; Bromocyanide; Bromocyanogen; Campilit; Cyanobromide; Cyanogen monobromide; BrCN; (CN)Br; Bromine cyanide (BrCN); Bromocyanide (BrCN); Bromure de cyanogen; Cyanogen bromide (BrCN); TL 822; Cyanogen bromide ((CN)Br); Rcra waste number U246; UN 1889; Bromine monocyanide; NSC 89684
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Gas phase ion energetics data
Go To: Top, Mass spectrum (electron ionization), Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 749.8 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 719.2 | kJ/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
12. ± 1. | EI | Ibuki, Hiraya, et al., 1996 | LL |
11.88 | PE | Lake and Thompson, 1970 | RDSH |
11.85 ± 0.02 | PE | Heilbronner, Hornung, et al., 1970 | RDSH |
11.84 ± 0.01 | PI | Dibeler and Liston, 1967 | RDSH |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
Br+ | 45. ± 2. | C+(N+) | PIPECO | Ibuki, Hiraya, et al., 1996 | LL |
Br+ | 16. ± 1. | CN | EI | Ibuki, Hiraya, et al., 1996 | LL |
Br+ | 15.52 ± 0.02 | CN | PI | Dibeler and Liston, 1967 | RDSH |
Br+ | 11.9 ± 0.2 | CN- | EI | Herron and Dibeler, 1960 | RDSH |
C+ | 25. ± 1. | Br+N | EI | Ibuki, Hiraya, et al., 1996 | LL |
CBr+ | 21. ± 1. | N | EI | Ibuki, Hiraya, et al., 1996 | LL |
CBr+ | 17.4 ± 0.2 | N | EI | Herron and Dibeler, 1960 | RDSH |
CN+ | 19. ± 1. | Br | EI | Ibuki, Hiraya, et al., 1996 | LL |
CN+ | 14.6 ± 0.1 | Br- | EI | Herron and Dibeler, 1960 | RDSH |
CN+ | 18.3 ± 0.1 | Br | EI | Herron and Dibeler, 1960 | RDSH |
N+ | 28. ± 2. | Br+C | EI | Ibuki, Hiraya, et al., 1996 | LL |
Mass spectrum (electron ionization)
Go To: Top, Gas phase ion energetics data, Gas Chromatography, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | A.A.Kutin, Moscow, Russia |
NIST MS number | 273386 |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Normal alkane RI, non-polar column, custom temperature program
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | SPB-1 | 482. | Flanagan, Streete, et al., 1997 | 60. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C |
Capillary | SPB-1 | 482. | Strete, Ruprah, et al., 1992 | 60. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C |
References
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Ibuki, Hiraya, et al., 1996
Ibuki, T.; Hiraya, A.; Olney, T.N.; Brion, C.E.,
Ionic photofragmentation (11.5-160 eV) and PIPICO spectroscopy (40-130 eV) of BrCN in the valence shell and bromine 3d regions,
Chem. Phys., 1996, 203, 359. [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]
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]
Dibeler and Liston, 1967
Dibeler, V.H.; Liston, S.K.,
Mass-spectrometric study of photoionization. VIII.Dicyanogen and the cyanogen halides,
J. Chem. Phys., 1967, 47, 4548. [all data]
Herron and Dibeler, 1960
Herron, J.T.; Dibeler, V.H.,
Electron impact study of the cyanogen halides,
J. Am. Chem. Soc., 1960, 82, 1555. [all data]
Flanagan, Streete, et al., 1997
Flanagan, R.J.; Streete, P.J.; Ramsey, J.D.,
Volatile Substance Abuse, UNODC Technical Series, No 5, United Nations, Office on Drugs and Crime, Vienna International Centre, PO Box 500, A-1400 Vienna, Austria, 1997, 56, retrieved from http://www.odccp.org/pdf/technicalseries1997-01-011.pdf. [all data]
Strete, Ruprah, et al., 1992
Strete, P.J.; Ruprah, M.; Ramsey, J.D.; Flanagan, R.J.,
Detection and identification of volatile substances by headspace capillary gas chromatography to aid the diagnosis of acute poisoning,
Analyst, 1992, 117, 7, 1111-1127, https://doi.org/10.1039/an9921701111
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.