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Benzene, (trifluoromethyl)-

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Ion clustering 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:
B - John E. Bartmess
M - Michael M. Meot-Ner (Mautner) and Sharon G. Lias

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.

Clustering reactions

Bromine anion + Benzene, (trifluoromethyl)- = (Bromine anion bullet Benzene, (trifluoromethyl)-)

By formula: Br- + C7H5F3 = (Br- bullet C7H5F3)

Quantity Value Units Method Reference Comment
Deltar12.6 ± 1.8kcal/molIMREPaul and Kebarle, 1991gas phase; «DELTA»Gaff measured at 303 K, corrected to 423 K, «DELTA»Saff taken as that of PhNO2..Br-; B
Deltar25.7kcal/molPHPMSPaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar23.cal/mol*KN/APaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar4.1 ± 1.0kcal/molIMREPaul and Kebarle, 1991gas phase; «DELTA»Gaff measured at 303 K, corrected to 423 K, «DELTA»Saff taken as that of PhNO2..Br-; B

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
16.0423.PHPMSPaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M

C6H7N+ + Benzene, (trifluoromethyl)- = (C6H7N+ bullet Benzene, (trifluoromethyl)-)

By formula: C6H7N+ + C7H5F3 = (C6H7N+ bullet C7H5F3)

Bond type: Charge transfer bond (positive ion)

Quantity Value Units Method Reference Comment
Deltar11.8kcal/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Deltar26.cal/mol*KN/AMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

Free energy of reaction

DeltarG° (kcal/mol) T (K) Method Reference Comment
4.0300.PHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

Nitric oxide anion + Benzene, (trifluoromethyl)- = (Nitric oxide anion bullet Benzene, (trifluoromethyl)-)

By formula: NO- + C7H5F3 = (NO- bullet C7H5F3)

Quantity Value Units Method Reference Comment
Deltar35.kcal/molICRReents and Freiser, 1981gas phase; switching reaction,Thermochemical ladder(NO+)C2H5OH, Entropy change calculated or estimated; Farid and McMahon, 1978; M

References

Go To: Top, Ion clustering data, Notes

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

Paul and Kebarle, 1991
Paul, G.J.C.; Kebarle, P., Stabilities of Complexes of Br- with Substituted Benzenes (SB) Based on Determinations of the Gas-Phase Equilibria Br- + SB = (BrSB)-, J. Am. Chem. Soc., 1991, 113, 4, 1148, https://doi.org/10.1021/ja00004a014 . [all data]

Paul and Kebarle, 1990
Paul, G.J.C.; Kebarle, P., Stabilities in the Gas Phase of the Hydrogen Bonded Complexes, YC6H4OH-X-, of Substituted Phenols, YC6H4OH, with the Halide Anions X-(Cl-, Br-), Can. J. Chem., 1990, 68, 11, 2070, https://doi.org/10.1139/v90-316 . [all data]

Meot-Ner (Mautner) and El-Shall, 1986
Meot-Ner (Mautner), M.; El-Shall, M.S., Ionic Charge Transfer Complexes. 1. Cationic Complexes with Delocalized and Partially Localized pi Systems, J. Am. Chem. Soc., 1986, 108, 15, 4386, https://doi.org/10.1021/ja00275a026 . [all data]

Reents and Freiser, 1981
Reents, W.D.; Freiser, B.S., Gas-Phase Binding Energies and Spectroscopic Properties of NO+ Charge-Transfer Complexes, J. Am. Chem. Soc., 1981, 103, 2791. [all data]

Farid and McMahon, 1978
Farid, R.; McMahon, T.B., Gas-Phase Ion-Molecule Reactions of Alkyl Nitrites by Ion Cyclotron Resonance Spectroscopy, Int. J. Mass Spectrom. Ion Phys., 1978, 27, 2, 163, https://doi.org/10.1016/0020-7381(78)80037-0 . [all data]


Notes

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