Benzene, chloro-

• Formula: C₆H₅Cl
• Molecular weight: 112.557
• IUPAC Standard InChI: InChI=1S/C6H5Cl/c7-6-4-2-1-3-5-6/h1-5H Copy

  
• IUPAC Standard InChIKey: MVPPADPHJFYWMZ-UHFFFAOYSA-N Copy
• CAS Registry Number: 108-90-7
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
  The 3d structure may be viewed using Java or Javascript.
• Other names: Chlorobenzene; Monochlorobenzene; MCB; Phenyl Chloride; Benzene chloride; Chlorbenzene; Chlorobenzol; Monochlorbenzene; Chloorbenzeen; Chlorbenzol; Chlorobenzen; Chlorobenzene, mono-; Clorobenzene; Monochloorbenzeen; Monochlorbenzol; Monoclorobenzene; NCI-C54886; Chlorobenzenu; UN 1134; Abluton T30; CP 27; IP Carrier T 40; NSC 8433; Tetrosin SP
• Permanent link for this species. Use this link for bookmarking this species for future reference.
• Information on this page:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Ion clustering data
  • References
  • Notes
• Other data available:
  • Henry's Law data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
• Data at other public NIST sites:
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
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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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

Constant pressure heat capacity of solid

Phase change 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of vaporization

Antoine Equation Parameters

log₁₀(P) = A − (B / (T + C))
    P = vapor pressure (atm)
    T = temperature (K)

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Enthalpy of fusion

Entropy of fusion

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Ion clustering 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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

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

 +  = ( • )

By formula: Cl^- + C₆H₅Cl = (Cl^- • C₆H₅Cl)

Free energy of reaction

C₆H₄Cl^- +  =

By formula: C₆H₄Cl^- + H⁺ = C₆H₅Cl

C₆H₄Cl^- +  =

By formula: C₆H₄Cl^- + H⁺ = C₆H₅Cl

C₆H₄Cl^- +  =

By formula: C₆H₄Cl^- + H⁺ = C₆H₅Cl

 +  = ( • )

By formula: Br^- + C₆H₅Cl = (Br^- • C₆H₅Cl)

Free energy of reaction

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + C₆H₅Cl = (C₆H₇N⁺ • C₆H₅Cl)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

C₉H₁₂⁺ +  = (C₉H₁₂⁺ • )

By formula: C₉H₁₂⁺ + C₆H₅Cl = (C₉H₁₂⁺ • C₆H₅Cl)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

 +  = ( • )

By formula: NO^- + C₆H₅Cl = (NO^- • C₆H₅Cl)

 +  =  + 

By formula: C₆H₅Cl + C₁₂H₁₇Cl = C₉H₁₁Cl + C₉H₁₁Cl

 +  =  + 

By formula: C₆H₅Cl + C₁₄H₂₁Cl = C₁₀H₁₃Cl + C₁₀H₁₃Cl

 +  =  + 

By formula: C₉H₁₁Cl + C₆H₆ = C₆H₅Cl + C₉H₁₂

 +  = 2

By formula: C₆H₅Cl + C₁₄H₂₁Cl = 2C₁₀H₁₃Cl

 +  =  + 

By formula: C₆H₆ + Cl₂ = C₆H₅Cl + HCl

Gas phase ion energetics 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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
LL - Sharon G. Lias and Joel F. Liebman

View reactions leading to C₆H₅Cl⁺ (ion structure unspecified)

Ionization energy determinations

Appearance energy determinations

De-protonation reactions

C₆H₄Cl^- +  =

By formula: C₆H₄Cl^- + H⁺ = C₆H₅Cl

C₆H₄Cl^- +  =

By formula: C₆H₄Cl^- + H⁺ = C₆H₅Cl

C₆H₄Cl^- +  =

By formula: C₆H₄Cl^- + H⁺ = C₆H₅Cl

Ion clustering data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics 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

 +  = ( • )

By formula: Br^- + C₆H₅Cl = (Br^- • C₆H₅Cl)

Free energy of reaction

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + C₆H₅Cl = (C₆H₇N⁺ • C₆H₅Cl)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

C₉H₁₂⁺ +  = (C₉H₁₂⁺ • )

By formula: C₉H₁₂⁺ + C₆H₅Cl = (C₉H₁₂⁺ • C₆H₅Cl)

Bond type: Charge transfer bond (positive ion)

Free energy of reaction

 +  = ( • )

By formula: Cl^- + C₆H₅Cl = (Cl^- • C₆H₅Cl)

Free energy of reaction

 +  = ( • )

By formula: NO^- + C₆H₅Cl = (NO^- • C₆H₅Cl)

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Gas phase ion energetics 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.

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Ripoche, X.; Dimicoli, I.; Botter, R., Unimolecular decay rates for laser induced Cl loss from energy selected chlorobenzene cations [E_o(C₆H₅Cl⁺ Ü C₆H₅⁺ + Cl)=2.74±0.02 eV; cited data derived using recommended IP for chlorobenzene.], Int. J. Mass Spectrom. Ion Processes, 1991, 107, 165. [all data]

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Burgers, P.C.; Holmes, J.L., Fragmentation rate constants and appearance energies for reactions having a large kinetic shift and the energy partitioning in their metastable decomposition, Int. J. Mass Spectrom. Ion Processes, 1984, 58, 15. [all data]

Rosenstock, Stockbauer, et al., 1980
Rosenstock, H.M.; Stockbauer, R.; Parr, A.C., Photoelectron-photoion coincidence study of the bromobenzene ion, J. Chem. Phys., 1980, 73, 773. [all data]

Rosenstock, Stockbauer, et al., 1979
Rosenstock, H.M.; Stockbauer, R.; Parr, A.C., Kinetic shift in chlorobenzene ion fragmentation and the heat of formation of the phenyl ion, J. Chem. Phys., 1979, 71, 3708. [all data]

Johnstone and Mellon, 1972
Johnstone, R.A.W.; Mellon, F.A., Electron-impact ionization and appearance potentials, J. Chem. Soc. Faraday Trans. 2, 1972, 68, 1209. [all data]

Majer and Patrick, 1962
Majer, J.R.; Patrick, C.R., Electron impact on some halogenated aromatic compounds, J. Chem. Soc. Faraday Trans., 1962, 58, 17. [all data]

Notes

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• Symbols used in this document:
  

  AE	Appearance energy
  Cp,liquid	Constant pressure heat capacity of liquid
  Cp,solid	Constant pressure heat capacity of solid
  IE (evaluated)	Recommended ionization energy
  Pc	Critical pressure
  S°liquid	Entropy of liquid at standard conditions
  T	Temperature
  Tboil	Boiling point
  Tc	Critical temperature
  Tfus	Fusion (melting) point
  Ttriple	Triple point temperature
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfH°liquid	Enthalpy of formation of liquid at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔfusS	Entropy of fusion
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions
  ΔvapH	Enthalpy of vaporization
  ΔvapH°	Enthalpy of vaporization at standard conditions
  ρc	Critical density

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