Aniline

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Gas phase 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:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Quantity Value Units Method Reference Comment
Δfgas87.03 ± 0.88kJ/molCcbHatton, Hildenbrand, et al., 1962ALS
Δfgas82.4kJ/molCcbVriens and Hill, 1952ALS
Δfgas83.2kJ/molN/ACole and Gilbert, 1951Value computed using ΔfHliquid° value of 30.8 kj/mol from Cole and Gilbert, 1951 and ΔvapH° value of 52.4 kj/mol from Vriens and Hill, 1952.; DRB
Δfgas81. ± 3.kJ/molCcbAnderson and Gilbert, 1942%hf calculated possible error by author; ALS
Δfgas85.4kJ/molN/ALemoult, 1907Value computed using ΔfHliquid° value of 33.0 kj/mol from Lemoult, 1907 and ΔvapH° value of 52.4 kj/mol from Vriens and Hill, 1952.; DRB

Ion clustering data

Go To: Top, Gas phase thermochemistry 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 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 + Aniline = (Bromine anion • Aniline)

By formula: Br- + C6H7N = (Br- • C6H7N)

Quantity Value Units Method Reference Comment
Δr61.1 ± 7.5kJ/molIMREPaul and Kebarle, 1991gas phase; ΔGaff measured at 423 K, ΔSaff taken as that of PhNO2..Br-; B,M
Quantity Value Units Method Reference Comment
Δr84.J/mol*KN/APaul and Kebarle, 1991gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr26. ± 4.2kJ/molIMREPaul and Kebarle, 1991gas phase; ΔGaff measured at 423 K, ΔSaff taken as that of PhNO2..Br-; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
26.423.PHPMSPaul and Kebarle, 1991gas phase; Entropy change calculated or estimated; M

C6H7N+ + Aniline = (C6H7N+ • Aniline)

By formula: C6H7N+ + C6H7N = (C6H7N+ • C6H7N)

Bond type: Charge transfer bond (positive ion)

Quantity Value Units Method Reference Comment
Δr73.2kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; M
Quantity Value Units Method Reference Comment
Δr103.J/mol*KPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; M

C7H9N+ + Aniline = (C7H9N+ • Aniline)

By formula: C7H9N+ + C6H7N = (C7H9N+ • C6H7N)

Bond type: Charge transfer bond (positive ion)

Quantity Value Units Method Reference Comment
Δr69.9kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KN/AMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr38.kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

C8H11N+ + Aniline = (C8H11N+ • Aniline)

By formula: C8H11N+ + C6H7N = (C8H11N+ • C6H7N)

Bond type: Charge transfer bond (positive ion)

Quantity Value Units Method Reference Comment
Δr59.4kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KN/AMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr27.kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

C9H13N+ + Aniline = (C9H13N+ • Aniline)

By formula: C9H13N+ + C6H7N = (C9H13N+ • C6H7N)

Bond type: Charge transfer bond (positive ion)

Quantity Value Units Method Reference Comment
Δr55.6kJ/molPHPMSMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr(110.)J/mol*KN/AMeot-Ner (Mautner) and El-Shall, 1986gas phase; Entropy change calculated or estimated; M

Free energy of reaction

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

Fluorine anion + Aniline = (Fluorine anion • Aniline)

By formula: F- + C6H7N = (F- • C6H7N)

Quantity Value Units Method Reference Comment
Δr131. ± 8.4kJ/molIMRELarson and McMahon, 1983gas phase; B,M
Quantity Value Units Method Reference Comment
Δr110.J/mol*KN/ALarson and McMahon, 1983gas phase; switching reaction(F-)H2O, Entropy change calculated or estimated; Arshadi, Yamdagni, et al., 1970; M
Quantity Value Units Method Reference Comment
Δr97.9 ± 8.4kJ/molIMRELarson and McMahon, 1983gas phase; B,M

Iodide + Aniline = (Iodide • Aniline)

By formula: I- + C6H7N = (I- • C6H7N)

Quantity Value Units Method Reference Comment
Δr54.0 ± 4.2kJ/molTDAsCaldwell, Masucci, et al., 1989gas phase; B,M

Potassium ion (1+) + Aniline = (Potassium ion (1+) • Aniline)

By formula: K+ + C6H7N = (K+ • C6H7N)

Quantity Value Units Method Reference Comment
Δr95.4kJ/molHPMSDavidson and Kebarle, 1976gas phase; M
Quantity Value Units Method Reference Comment
Δr99.2J/mol*KHPMSDavidson and Kebarle, 1976gas phase; M

References

Go To: Top, Gas phase thermochemistry data, Ion clustering data, Notes

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

Hatton, Hildenbrand, et al., 1962
Hatton, W.E.; Hildenbrand, D.L.; Sinke, G.C.; Stull, D.R., Chemical thermodynamic properties of aniline, J. Chem. Eng. Data, 1962, 7, 229-231. [all data]

Vriens and Hill, 1952
Vriens, G.N.; Hill, A.G., Equilibria of several reactions of aromatic amines, Ind. Eng. Chem., 1952, 44, 2732-27. [all data]

Cole and Gilbert, 1951
Cole, L.G.; Gilbert, E.C., The heats of combustion of some nitrogen compounds and the apparent energy of the N-N bond, J. Am. Chem. Soc., 1951, 73, 5423-5427. [all data]

Anderson and Gilbert, 1942
Anderson, C.M.; Gilbert, E.C., The apparent energy of the N-N bond as calculated from heats of combustion, J. Am. Chem. Soc., 1942, 64, 2369-2372. [all data]

Lemoult, 1907
Lemoult, M.P., Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques, Ann. Chim. Phys., 1907, 12, 395-432. [all data]

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]

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]

Larson and McMahon, 1983
Larson, J.W.; McMahon, T.B., Strong hydrogen bonding in gas-phase anions. An ion cyclotron resonance determination of fluoride binding energetics to bronsted acids from gas-phase fluoride exchange equilibria measurements, J. Am. Chem. Soc., 1983, 105, 2944. [all data]

Arshadi, Yamdagni, et al., 1970
Arshadi, M.; Yamdagni, R.; Kebarle, P., Hydration of Halide Negative Ions in the Gas Phase. II. Comparison of Hydration Energies for the Alkali Positive and Halide Negative Ions, J. Phys. Chem., 1970, 74, 7, 1475, https://doi.org/10.1021/j100702a014 . [all data]

Caldwell, Masucci, et al., 1989
Caldwell, G.W.; Masucci, J.A.; Ikonomou, M.G., Negative Ion Chemical Ionization Mass Spectrometry - Binding of Molecules to Bromide and Iodide Anions, Org. Mass Spectrom., 1989, 24, 1, 8, https://doi.org/10.1002/oms.1210240103 . [all data]

Davidson and Kebarle, 1976
Davidson, W.R.; Kebarle, P., Binding Energies and Stabilities of Potassium Ion Complexes from Studies of Gas Phase Ion Equilibria K+ + M = K+.M, J. Am. Chem. Soc., 1976, 98, 20, 6133, https://doi.org/10.1021/ja00436a011 . [all data]


Notes

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