Phenol, 4-chloro-

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Condensed 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Quantity Value Units Method Reference Comment
Δcliquid-2917.9 ± 8.4kJ/molCcbSmith, Bjellerup, et al., 1953Reanalyzed by Cox and Pilcher, 1970, Original value = -2912. ± 8. kJ/mol
Quantity Value Units Method Reference Comment
Δcsolid-2901.6 ± 8.4kJ/molCcbSmith, Bjellerup, et al., 1953Reanalyzed by Cox and Pilcher, 1970, Original value = -2898.5 kJ/mol; "Supercooled"

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:
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. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

Chlorine anion + Phenol, 4-chloro- = (Chlorine anion • Phenol, 4-chloro-)

By formula: Cl- + C6H5ClO = (Cl- • C6H5ClO)

Quantity Value Units Method Reference Comment
Δr124. ± 8.4kJ/molTDEqCummings, French, et al., 1977gas phase; Re-anchored to data in French, Ikuta, et al., 1982.; B,M
Δr126.kJ/molPHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr100.J/mol*KN/APaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Δr110.J/mol*KN/ACummings, French, et al., 1977gas phase; switching reaction(Cl-)C6H5OH, Entropy change calculated or estimated; French, Ikuta, et al., 1982; M
Quantity Value Units Method Reference Comment
Δr92.5 ± 8.4kJ/molTDEqCummings, French, et al., 1977gas phase; Re-anchored to data in French, Ikuta, et al., 1982.; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
81.6423.PHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
87.9300.PHPMSCummings, French, et al., 1977gas phase; switching reaction(Cl-)C6H5OH, Entropy change calculated or estimated; French, Ikuta, et al., 1982; M

C6H4ClO- + Hydrogen cation = Phenol, 4-chloro-

By formula: C6H4ClO- + H+ = C6H5ClO

Quantity Value Units Method Reference Comment
Δr1435. ± 8.8kJ/molG+TSFujio, McIver, et al., 1981gas phase; Exptl ΔHf(AH) more stable than group additivity by ca. 8 kcal/mol; value altered from reference due to change in acidity scale; B
Δr1438. ± 9.6kJ/molG+TSKebarle and McMahon, 1977gas phase; B
Quantity Value Units Method Reference Comment
Δr1407. ± 8.4kJ/molIMREFujio, McIver, et al., 1981gas phase; Exptl ΔHf(AH) more stable than group additivity by ca. 8 kcal/mol; value altered from reference due to change in acidity scale; B
Δr1409. ± 8.4kJ/molIMREKebarle and McMahon, 1977gas phase; B

Bromine anion + Phenol, 4-chloro- = (Bromine anion • Phenol, 4-chloro-)

By formula: Br- + C6H5ClO = (Br- • C6H5ClO)

Quantity Value Units Method Reference Comment
Δr102. ± 7.5kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr96.J/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
Δr61.5 ± 4.2kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
61.5423.PHPMSPaul and Kebarle, 1990gas phase; switching reaction,Thermochemical ladder(Br-)C6H5OH, Entropy change calculated or estimated; M

Iodide + Phenol, 4-chloro- = (Iodide • Phenol, 4-chloro-)

By formula: I- + C6H5ClO = (I- • C6H5ClO)

Quantity Value Units Method Reference Comment
Δr85.8 ± 7.5kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B,M
Quantity Value Units Method Reference Comment
Δr88.J/mol*KN/APaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M
Quantity Value Units Method Reference Comment
Δr48.5 ± 4.2kJ/molIMREPaul and Kebarle, 1990gas phase; ΔGaff at 423 K; B

Free energy of reaction

ΔrG° (kJ/mol) T (K) Method Reference Comment
48.5423.PHPMSPaul and Kebarle, 1990gas phase; Entropy change calculated or estimated; M

References

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes

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

Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H., Heats of combustion of organic chloro compounds determined by the "quartz wool" method, Acta Chem. Scand., 1953, 7, 65. [all data]

Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G., Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]

Cummings, French, et al., 1977
Cummings, J.B.; French, M.A.; Kebarle, P., Effect of charge delocalization on hydrogen bonding to negative ions and solvation of negative ions. Substituted phenols and phenoxide ions, J. Am. Chem. Soc., 1977, 99, 6999. [all data]

French, Ikuta, et al., 1982
French, M.A.; Ikuta, S.; Kebarle, P., Hydrogen bonding of O-H and C-H hydrogen donors to Cl-. Results from mass spectrometric measurement of the ion-molecule equilibria RH + Cl- = RHCl-, Can. J. Chem., 1982, 60, 1907. [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]

Fujio, McIver, et al., 1981
Fujio, M.; McIver, R.T., Jr.; Taft, R.W., Effects on the acidities of phenols from specific substituent-solvent interactions. Inherent substituent parameters from gas phase acidities, J. Am. Chem. Soc., 1981, 103, 4017. [all data]

Kebarle and McMahon, 1977
Kebarle, P.; McMahon, T.B., Intrinsic Acidities of Substituted Phenols and Benzoic Acids Determined by Gas Phase Proton Transfer Equilibria, J. Am. Chem. Soc., 1977, 99, 7, 2222, https://doi.org/10.1021/ja00449a032 . [all data]


Notes

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