Bromotrifluoromethane

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Reaction thermochemistry data

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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 as indicated in comments:
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias
B - John E. Bartmess
MS - José A. Martinho Simões
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

Methyl cation + Bromotrifluoromethane = (Methyl cation • Bromotrifluoromethane)

By formula: CH3+ + CBrF3 = (CH3+ • CBrF3)

Quantity Value Units Method Reference Comment
Δr224.kJ/molPHPMSMcMahon, Heinis, et al., 1988gas phase; switching reaction(CH3+)N2, Entropy change calculated or estimated, uses MCA(N2) = 202. kJ/mol; Foster, Williamson, et al., 1974; M

Chlorine anion + Bromotrifluoromethane = CBrClF3-

By formula: Cl- + CBrF3 = CBrClF3-

Quantity Value Units Method Reference Comment
Δr69.04 ± 0.84kJ/molTDAsBogdanov and McMahon, 2006gas phase; B
Quantity Value Units Method Reference Comment
Δr38.5kJ/molTDAsBogdanov and McMahon, 2006gas phase; B

Bromine anion + Bromotrifluoromethane = CBr2F3-

By formula: Br- + CBrF3 = CBr2F3-

Quantity Value Units Method Reference Comment
Δr58.16 ± 0.84kJ/molTDAsBogdanov and McMahon, 2006gas phase; B
Quantity Value Units Method Reference Comment
Δr30.5kJ/molTDAsBogdanov and McMahon, 2006gas phase; B

C6F3MnO5 (cr) + 1.5Bromine (g) = manganese dibromide (cr) + 5Carbon monoxide (g) + Bromotrifluoromethane (g)

By formula: C6F3MnO5 (cr) + 1.5Br2 (g) = Br2Mn (cr) + 5CO (g) + CBrF3 (g)

Quantity Value Units Method Reference Comment
Δr-173. ± 3.kJ/molHAL-HFCConnor, Zafarani-Moattar, et al., 1982MS

C7F3MnO6 (cr) + 1.5Bromine (g) = manganese dibromide (cr) + 6Carbon monoxide (g) + Bromotrifluoromethane (g)

By formula: C7F3MnO6 (cr) + 1.5Br2 (g) = Br2Mn (cr) + 6CO (g) + CBrF3 (g)

Quantity Value Units Method Reference Comment
Δr-161. ± 2.kJ/molHAL-HFCConnor, Zafarani-Moattar, et al., 1982MS

bromine chloride + Chlorotrifluoromethane = Bromotrifluoromethane + Chlorine

By formula: BrCl + CClF3 = CBrF3 + Cl2

Quantity Value Units Method Reference Comment
Δr44.73 ± 0.63kJ/molEqkCoomber and Whittle, 1967gas phase; ALS

Iodine + Bromotrifluoromethane = Methane, trifluoroiodo- + iodine bromide

By formula: I2 + CBrF3 = CF3I + BrI

Quantity Value Units Method Reference Comment
Δr40.0 ± 0.1kJ/molEqkLord, Goy, et al., 1967gas phase; ALS

Fluoroform + Bromine = Hydrogen bromide + Bromotrifluoromethane

By formula: CHF3 + Br2 = HBr + CBrF3

Quantity Value Units Method Reference Comment
Δr-14.kJ/molEqkCorbett, Tarr, et al., 1963gas phase; At 298 K; ALS

Hydrogen bromide + Bromotrifluoromethane = Fluoroform + Bromine

By formula: HBr + CBrF3 = CHF3 + Br2

Quantity Value Units Method Reference Comment
Δr19.2 ± 1.0kJ/molEqkCoomber and Whittle, 1967, 2gas phase; ALS

Ethane, hexafluoro- + Bromine = 2Bromotrifluoromethane

By formula: C2F6 + Br2 = 2CBrF3

Quantity Value Units Method Reference Comment
Δr15.3 ± 0.59kJ/molEqkCoomber and Whittle, 1967, 3gas phase; ALS

References

Go To: Top, Reaction thermochemistry data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

McMahon, Heinis, et al., 1988
McMahon, T.; Heinis, T.; Nicol, G.; Hovey, J.K.; Kebarle, P., Methyl Cation Affinities, J. Am. Chem. Soc., 1988, 110, 23, 7591, https://doi.org/10.1021/ja00231a002 . [all data]

Foster, Williamson, et al., 1974
Foster, M.S.; Williamson, A.D.; Beauchamp, J.L., Photoionization mass spectrometry of trans-azomethane, Int. J. Mass Spectrom. Ion Phys., 1974, 15, 429. [all data]

Bogdanov and McMahon, 2006
Bogdanov, B.; McMahon, T.B., Gas phase S(N)2 reactions of halide ions with trifluoromethyl halides: Front- and back-side attack vs. complex formation, J. Phys. Chem. A, 2006, 110, 4, 1350-1363, https://doi.org/10.1021/jp0541011 . [all data]

Connor, Zafarani-Moattar, et al., 1982
Connor, J.A.; Zafarani-Moattar, M.T.; Bickerton, J.; El-Saied, N.I.; Suradi, S.; Carson, R.; Al Takkhin, G.; Skinner, H.A., Organomet., 1982, 1, 1166. [all data]

Coomber and Whittle, 1967
Coomber, J.W.; Whittle, E., Bond dissociation energies from equilibrium studies. Part 3.-D(CF3-Cl), D(C2F5-Cl) and the enthalpy of formation of CF3Cl, Trans. Faraday Soc., 1967, 63, 2656-2667. [all data]

Lord, Goy, et al., 1967
Lord, A.; Goy, C.A.; Pritchard, H.O., The heats of formation of trifluoromethyl chloride and bromide, J. Phys. Chem., 1967, 71, 2705-2707. [all data]

Corbett, Tarr, et al., 1963
Corbett, P.; Tarr, A.M.; Whittle, E., Vapour-phase bromination of fluoroform and methane, Trans. Faraday Soc., 1963, 59, 1609. [all data]

Coomber and Whittle, 1967, 2
Coomber, J.W.; Whittle, E., Bond dissociation energies from equilibrium studies. Part 1.-D(CF3-Br), D(C2F5-Br) and D(n-C3F7-Br), Trans. Faraday Soc., 1967, 63, 608-619. [all data]

Coomber and Whittle, 1967, 3
Coomber, J.W.; Whittle, E., Bond dissociation energies from equilibrium studies. Part 2.-D(CF3-CF3) and enthalpy of formation of C2F6, Trans. Faraday Soc., 1967, 63, 1394-1401. [all data]


Notes

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