Bromotrifluoromethane
- Formula: CBrF3
- Molecular weight: 148.910
- IUPAC Standard InChIKey: RJCQBQGAPKAMLL-UHFFFAOYSA-N
- CAS Registry Number: 75-63-8
- 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: Methane, bromotrifluoro-; Bromofluoroform; F 13B1; Fluorocarbon 1301; Freon 13B1; FC 13B1; Halon 1301; Monobromotrifluoromethane; R 13B1; Trifluorobromomethane; Trifluoromethyl bromide; Trifluoromonobromomethane; CF3Br; Refrigerant 13B1; Carbon monobromide trifluoride; UN 1009; CBrF3; Daiflon 13B1; Flugex 13B1; Khladon 13B1
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Gas phase ion energetics data
Go To: Top, 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
L - Sharon G. Lias
Data compiled as indicated in comments:
LL - Sharon G. Lias and Joel F. Liebman
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
B - John E. Bartmess
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
IE (evaluated) | 11.40 ± 0.01 | eV | N/A | N/A | L |
Quantity | Value | Units | Method | Reference | Comment |
Proton affinity (review) | 138.6 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 131.5 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Electron affinity determinations
EA (eV) | Method | Reference | Comment |
---|---|---|---|
0.91 ± 0.20 | NBIE | Compton, Reinhardt, et al., 1978 | G2MP2 calculations indicate an EA of ca. 0.6 eV; B |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
11.404 ± 0.014 | PI | Clay, Walters, et al., 1994 | LL |
11.76 ± 0.02 | PI | Wang and Leroi, 1983 | LBLHLM |
11.7 | PE | Bock, Wittmann, et al., 1982 | LBLHLM |
11.82 ± 0.02 | EI | Marriott and Craggs, 1956 | RDSH |
11.89 ± 0.10 | EI | Jacobson, Steigman, et al., 1956 | RDSH |
12.3 ± 0.3 | EI | Dibeler, Reese, et al., 1956 | RDSH |
12.4 | PE | Bock, Wittmann, et al., 1982 | Vertical value; LBLHLM |
12.08 ± 0.05 | PE | Cvitas, Gusten, et al., 1977 | Vertical value; LLK |
12.10 | PE | Uehara, Saito, et al., 1973 | Vertical value; LLK |
12.0 | PE | Doucet, Sauvageau, et al., 1973 | Vertical value; LLK |
12.12 ± 0.02 | PE | Cradock, Ebsworth, et al., 1973 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
Br+ | 15.69 ± 0.02 | ? | EI | Clay, Walters, et al., 1994 | LL |
Br+ | 16.7 ± 0.1 | ? | EI | Marriott and Craggs, 1956 | RDSH |
C+ | 33. ± 1. | ? | EI | Dibeler, Reese, et al., 1956 | RDSH |
CBrF2+ | 14.01 ± 0.06 | F | PI | Clay, Walters, et al., 1994 | LL |
CF2Br+ | 15.0 ± 0.1 | F | EI | Marriott and Craggs, 1956 | RDSH |
CF2Br+ | 15.0 ± 0.7 | F | EI | Dibeler, Reese, et al., 1956 | RDSH |
CF+ | 22.9 ± 0.5 | ? | EI | Dibeler, Reese, et al., 1956 | RDSH |
CF2+ | 18.02 ± 0.13 | ? | PI | Clay, Walters, et al., 1994 | LL |
CF2+ | 18. ± 0. | ? | EI | Marriott and Craggs, 1956 | RDSH |
CF3+ | 11.56 ± 0.02 | Br | PI | Clay, Walters, et al., 1994 | LL |
CF3+ | 11.71 | Br | PI | Noutary, 1968 | RDSH |
F+ | 29. ± 1. | ? | EI | Dibeler, Reese, et al., 1956 | RDSH |
Gas Chromatography
Go To: Top, Gas phase ion energetics data, 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 | 222. | 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 | 222. | 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, 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]
Compton, Reinhardt, et al., 1978
Compton, R.N.; Reinhardt, P.W.; Cooper, C.D.,
Collisional ionization between alkali atoms and some methane derivatives: Electron affinities for CH3NO2, CF3I, and CF3Br,
J. Chem. Phys., 1978, 68, 4360. [all data]
Clay, Walters, et al., 1994
Clay, J.T.; Walters, E.A.; Grover, J.R.; Willcox, M.V.,
Photoionization of gas-phase bromotrifluoromethane and its comlexes with methanol: State dependence of intracluster reactions,
J. Chem. Phys., 1994, 101, 2069. [all data]
Wang and Leroi, 1983
Wang, F.C.-Y.; Leroi, G.E.,
Photoionization and fragmentation of halogenated methanes,
Ann. Isr. Phys. Soc., 1983, 6, 210. [all data]
Bock, Wittmann, et al., 1982
Bock, H.; Wittmann, J.; Mintzer, J.; Russow, J.,
Ni/Pd-katalysierte gasphasen-bromierung von trifluormethan,
Chem. Ber., 1982, 115, 2346. [all data]
Marriott and Craggs, 1956
Marriott, J.; Craggs, J.D.,
Ionization and dissociation by electron impact. I. Trifluoromethyl halides,
J. Electron., 1956, 1, 405. [all data]
Jacobson, Steigman, et al., 1956
Jacobson, A.; Steigman, J.; Strakna, R.A.; Friedland, S.S.,
Appearance potential study of CBrF3,
J. Chem. Phys., 1956, 24, 637. [all data]
Dibeler, Reese, et al., 1956
Dibeler, V.H.; Reese, R.M.; Mohler, F.L.,
Ionization and dissociation of the trifluoromethyl halides by electron impact,
J. Res. NBS, 1956, 57, 113. [all data]
Cvitas, Gusten, et al., 1977
Cvitas, J.; Gusten, H.; Klasinc, L.; Novadj, I.; Vancik, H.,
Photoelectron spectra of bromo- iodotrifluoromethane,
Z. Naturforsch. A:, 1977, 32, 1528. [all data]
Uehara, Saito, et al., 1973
Uehara, Y.; Saito, N.; Yonezawa, T.,
Ionization potentials of trifluoromethyl and methyl halides by photoelectron spectroscopy and calculations by extended Hucket and CNDO/2 methods,
Chem. Lett., 1973, 495. [all data]
Doucet, Sauvageau, et al., 1973
Doucet, J.; Sauvageau, P.; Sandorfy, C.,
Vacuum ultraviolet and photoelectron spectra of fluoro-chloro derivatives of methane,
J. Chem. Phys., 1973, 58, 3708. [all data]
Cradock, Ebsworth, et al., 1973
Cradock, S.; Ebsworth, E.A.V.; Whiteford, R.A.,
Photoelectron spectra of some simple fluorosilanes,
J. Chem. Soc. Dalton Trans., 1973, 22, 2401. [all data]
Noutary, 1968
Noutary, C.J.,
Mass spectrometric study of some fluorocarbons and trifluoromethyl halides,
J.Res. NBS, 1968, 72A, 479. [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, Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy EA Electron affinity IE (evaluated) Recommended ionization energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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