Benzoic acid, 2-methyl-, methyl ester

• Formula: C₉H₁₀O₂
• Molecular weight: 150.1745
• IUPAC Standard InChI: InChI=1S/C9H10O2/c1-7-5-3-4-6-8(7)9(10)11-2/h3-6H,1-2H3 Copy

  
• IUPAC Standard InChIKey: WVWZECQNFWFVFW-UHFFFAOYSA-N Copy
• CAS Registry Number: 89-71-4
• 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: o-Toluic acid, methyl ester; Methyl o-methylbenzoate; Methyl o-toluate; Methyl 2-methylbenzoate; 2-Methylbenzoic acid, methyl ester; Methyl orthotoluate; Methyl ester of 2-Methylbenzoic acid; o-Toluylic acid, methyl ester
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• Information on this page:
  • Phase change data
  • Gas phase ion energetics data
  • IR Spectrum
  • References
  • Notes
• Other data available:
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos

Reduced pressure boiling point

Enthalpy of vaporization

Enthalpy of fusion

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

Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Ionization energy determinations

IR Spectrum

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Data compiled by: Coblentz Society, Inc.

• Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm^-1 resolution

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

• gas

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.

Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc., Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]

Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]

Maksimuk, Kabo, et al., 1998
Maksimuk, Yury V.; Kabo, Gennady J.; Simirsky, Vladimir V.; Kozyro, Alexander A.; Sevruk, Victor M., Standard Enthalpies of Formation of Some Methyl Esters of Benzene Carboxylic Acids, J. Chem. Eng. Data, 1998, 43, 3, 293-298, https://doi.org/10.1021/je970116j . [all data]

Blokhin, Paulechka, et al., 2002
Blokhin, A.V.; Paulechka, Y.U.; Kabo, G.J.; Kozyro, A.A., Thermodynamic properties of methyl esters of benzoic and toluic acids in the condensed state, The Journal of Chemical Thermodynamics, 2002, 34, 1, 29-55, https://doi.org/10.1006/jcht.2001.0852 . [all data]

Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G., Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update, J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018 . [all data]

Meeks, Wahlborg, et al., 1981
Meeks, J.; Wahlborg, A.; McGlynn, S.P., Photoelectron spectroscopy of carbonyls: Benzoic acid and its derivatives, J. Electron Spectrosc. Relat. Phenom., 1981, 22, 43. [all data]

Yeo and Williams, 1970
Yeo, A.N.H.; Williams, D.H., Calculation of partial mass spectra of some organic compounds undergoing competing reactions from the molecular ions, J. Am. Chem. Soc., 1970, 92, 3984. [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  ΔfusH	Enthalpy of fusion
  ΔvapH	Enthalpy of vaporization

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