Benzoic acid, 4-chloro-

• Formula: C₇H₅ClO₂
• Molecular weight: 156.566
• IUPAC Standard InChI: InChI=1S/C7H5ClO2/c8-6-3-1-5(2-4-6)7(9)10/h1-4H,(H,9,10) Copy

  
• IUPAC Standard InChIKey: XRHGYUZYPHTUJZ-UHFFFAOYSA-N Copy
• CAS Registry Number: 74-11-3
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Benzoic acid, p-chloro-; p-Chlorbenzoic acid; p-Chlorobenzoic acid; Chlorodracylic acid; 4-Chlorobenzoic acid; Acido p-clorobenzoico; p-Carboxychlorobenzene
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• Information on this page:
  • Reaction thermochemistry data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Gas phase ion energetics data
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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:
B - John E. Bartmess
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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Individual Reactions

C₇H₄ClO₂^- +  =

By formula: C₇H₄ClO₂^- + H⁺ = C₇H₅ClO₂

 +  =  + 

By formula: C₇H₄Cl₂O + H₂O = C₇H₅ClO₂ + HCl

References

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

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]

Moselhy and Pritchard, 1975
Moselhy, G.M.; Pritchard, H.O., The thermochemistry of the chloro-benzoyl chlorides, J. Chem. Thermodyn., 1975, 7, 977-982. [all data]

Notes

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• Symbols used in this document:
  

  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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