Toluene

• Formula: C₇H₈
• Molecular weight: 92.1384
• IUPAC Standard InChI: InChI=1S/C7H8/c1-7-5-3-2-4-6-7/h2-6H,1H3 Copy

  
• IUPAC Standard InChIKey: YXFVVABEGXRONW-UHFFFAOYSA-N Copy
• CAS Registry Number: 108-88-3
• 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.
• Isotopologues:
  • Toluene-D3
  • Toluene-D8
• Other names: Benzene, methyl; Methacide; Methylbenzene; Methylbenzol; Phenylmethane; Antisal 1a; Toluol; Methane, phenyl-; NCI-C07272; Tolueen; Toluen; Toluolo; Rcra waste number U220; Tolu-sol; UN 1294; Dracyl; Monomethyl benzene; CP 25; NSC 406333; methylbenzene (toluene)
• 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
  • Reaction thermochemistry data
  • Henry's Law data
  • References
  • Notes
• Other data available:
  • Phase change data
  • Gas phase ion energetics data
  • Ion clustering data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • UV/Visible spectrum
  • Gas Chromatography
  • Fluid Properties
• Data at other public NIST sites:
  • Microwave spectra (on physics lab web site)
  • Gas Phase Kinetics Database
  • X-ray Photoelectron Spectroscopy Database, version 5.0
  • NIST Polycyclic Aromatic Hydrocarbon Structure Index
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Gas phase thermochemistry data

Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law 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:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Constant pressure heat capacity of gas

Constant pressure heat capacity of gas

Condensed phase thermochemistry data

Go To: Top, Gas phase thermochemistry data, Reaction thermochemistry data, Henry's Law 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:
DRB - Donald R. Burgess, Jr.
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

Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Henry's Law 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
RCD - Robert C. Dunbar

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

C₇H₇^- +  =

By formula: C₇H₇^- + H⁺ = C₇H₈

C₃H₉Si⁺ +  = (C₃H₉Si⁺ • )

By formula: C₃H₉Si⁺ + C₇H₈ = (C₃H₉Si⁺ • C₇H₈)

Free energy of reaction

 +  = ( • )

By formula: Br^- + C₇H₈ = (Br^- • C₇H₈)

Free energy of reaction

C₄H₉⁺ +  = (C₄H₉⁺ • )

By formula: C₄H₉⁺ + C₇H₈ = (C₄H₉⁺ • C₇H₈)

C₇H₈⁺ +  = (C₇H₈⁺ • )

By formula: C₇H₈⁺ + C₇H₈ = (C₇H₈⁺ • C₇H₈)

Bond type: Charge transfer bond (positive ion)

C₆H₇N⁺ +  = (C₆H₇N⁺ • )

By formula: C₆H₇N⁺ + C₇H₈ = (C₆H₇N⁺ • C₇H₈)

Bond type: Charge transfer bond (positive ion)

C₉H₁₂⁺ +  = (C₉H₁₂⁺ • )

By formula: C₉H₁₂⁺ + C₇H₈ = (C₉H₁₂⁺ • C₇H₈)

Bond type: Charge transfer bond (positive ion)

 +  = ( • )

By formula: NO^- + C₇H₈ = (NO^- • C₇H₈)

 +  =  + 

By formula: HBr + C₇H₇Br = C₇H₈ + Br₂

 +  = ( • )

By formula: Cl^- + C₇H₈ = (Cl^- • C₇H₈)

Free energy of reaction

 +  =  + 

By formula: HI + C₇H₇I = C₇H₈ + I₂

 + 0.5 =  + 0.5

By formula: C₇H₇Br + 0.5H₂ = C₇H₈ + 0.5Br₂

 +  = ( • )

By formula: I^- + C₇H₈ = (I^- • C₇H₈)

=

By formula: C₇H₈ = C₇H₈

=  + 0.5

By formula: C₇H₇I = C₇H₈ + 0.5I₂

( • ) +  = ( • 2)

By formula: (Li⁺ • C₇H₈) + C₇H₈ = (Li⁺ • 2C₇H₈)

( • ) +  = ( • 2)

By formula: (Na⁺ • C₇H₈) + C₇H₈ = (Na⁺ • 2C₇H₈)

( • ) +  = ( • 2)

By formula: (Cs⁺ • C₇H₈) + C₇H₈ = (Cs⁺ • 2C₇H₈)

( • ) +  = ( • 2)

By formula: (Rb⁺ • C₇H₈) + C₇H₈ = (Rb⁺ • 2C₇H₈)

( • ) +  = ( • 2)

By formula: (K⁺ • C₇H₈) + C₇H₈ = (K⁺ • 2C₇H₈)

( • ) +  = ( • 2)

By formula: (Cr⁺ • C₇H₈) + C₇H₈ = (Cr⁺ • 2C₇H₈)

 +  =  + 

By formula: C₁₀H₁₄ + C₆H₆ = C₇H₈ + C₉H₁₂

 +  = ( • )

By formula: Li⁺ + C₇H₈ = (Li⁺ • C₇H₈)

 +  = ( • )

By formula: Na⁺ + C₇H₈ = (Na⁺ • C₇H₈)

 +  = ( • )

By formula: Cs⁺ + C₇H₈ = (Cs⁺ • C₇H₈)

 +  = ( • )

By formula: Rb⁺ + C₇H₈ = (Rb⁺ • C₇H₈)

 +  = ( • )

By formula: K⁺ + C₇H₈ = (K⁺ • C₇H₈)

 +  = ( • )

By formula: Cr⁺ + C₇H₈ = (Cr⁺ • C₇H₈)

Henry's Law data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction 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 by: Rolf Sander

Henry's Law constant (water solution)

k_H(T) = k°_H exp(d(ln(k_H))/d(1/T) ((1/T) - 1/(298.15 K)))
k°_H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(k_H))/d(1/T) = Temperature dependence constant (K)

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law 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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Amunugama, R.; Rodgers, M.T., Influence of substituents on cation-pi interactions. 1. Absolute binding energies of alkali metal cation-toluene complexes determined by threshold collision-induced dissociation and theoretical studies, J. Phys. Chem. A, 2002, 106, 22, 5529, https://doi.org/10.1021/jp014307b . [all data]

Lin and Dunbar, 1997
Lin, C.-Y.; Dunbar, R.C., Radiative Association Kinetics and Binding Energies of Chromium Ions with Benzene and Benzene Derivatives, Organometallics, 1997, 16, 12, 2691, https://doi.org/10.1021/om960949n . [all data]

Tsvetkov, Rozhnov, et al., 1985
Tsvetkov, V.F.; Rozhnov, A.M.; Nesterova, T.N., Study of the equilibrium of isomerization and transalkylation of isopropyltoluenes, Neftekhimiya, 1985, 53-57. [all data]

Leighton and Calo, 1981
Leighton, D.T.; Calo, J.M., Distribution Coefficients of Chlorinated Hydrocarbons in Dilute Air-Water Systems for Groundwater Contamination Applications, J. Chem. Eng. Data, 1981, 26, 382-385. [all data]

Mackay, Shiu, et al., 1979
Mackay, D.; Shiu, W.-Y.; Sutherland, R.P., Determination of Air-Water Henry's Law Constants for Hydrophobic Pollutants, Environ. Sci. Technol., 1979, 13, 333-337. [all data]

Bohon and Claussen, 1951
Bohon, R.L.; Claussen, W.F., The solubility of aromatic hydrocarbons in water, J. Am. Chem. Soc., 1951, 73, 1571-1578. [all data]

Notes

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Reaction thermochemistry data, Henry's Law data, References

• Symbols used in this document:
  

  Cp,gas	Constant pressure heat capacity of gas
  Cp,liquid	Constant pressure heat capacity of liquid
  S°liquid	Entropy of liquid at standard conditions
  T	Temperature
  d(ln(kH))/d(1/T)	Temperature dependence parameter for Henry's Law constant
  k°H	Henry's Law constant at 298.15K
  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
  ΔrG°	Free energy of reaction at standard conditions
  ΔrH°	Enthalpy of reaction at standard conditions
  ΔrS°	Entropy of reaction at standard conditions

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