Benzoic acid, 4-methyl-, methyl ester

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

  
• IUPAC Standard InChIKey: QSSJZLPUHJDYKF-UHFFFAOYSA-N Copy
• CAS Registry Number: 99-75-2
• Chemical structure:
  This structure is also available as a 2d Mol file
• Other names: p-Toluic acid, methyl ester; p-Carbomethoxytoluene; Methyl p-methylbenzoate; Methyl p-toluate; Methyl 4-methylbenzoate; Methyl 4-toluate; 4-Methylbenzoic acid, methyl ester; Methyl ester of 4-methylbenzoic acid; p-Toluylic acid, methyl ester; 4-(Methoxycarbonyl)toluene; Methyl p-toluenecarboxylate; NSC 24761; p-(Methoxycarbonyl)toluene
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• Information on this page:
  • Gas phase thermochemistry data
  • Phase change data
  • Gas Chromatography
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • IR Spectrum
  • Mass spectrum (electron ionization)
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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

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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.

Reduced pressure boiling point

Enthalpy of sublimation

Enthalpy of fusion

Gas Chromatography

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

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Van Den Dool and Kratz RI, non-polar column, custom temperature program

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Normal alkane RI, non-polar column, custom temperature program

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Normal alkane RI, polar column, custom temperature program

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Lee's RI, non-polar column, temperature ramp

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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.

Guthrie, Pike, et al., 1992
Guthrie, J.P.; Pike, D.C.; Lee, Y.-C., Equilibrium constants and heats of formation of methyl esters and N,N-dimethyl amides of substituted benzoic acids, Can. J. Chem., 1992, 70, 1671-1683. [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]

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

Semeniuk and Wilczura-Wachnik, 1998
Semeniuk, Bazyli; Wilczura-Wachnik, Hanna, Vapour--liquid equilibria in the binary and ternary mixtures of methyl benzoate, methyl p-toluate and dimethyl terephthalate, Fluid Phase Equilibria, 1998, 152, 2, 337-345, https://doi.org/10.1016/S0378-3812(98)00205-2 . [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]

Rostad and Pereira, 1986
Rostad, C.E.; Pereira, W.E., Kovats and Lee retention indices determined by gas chromatography/mass spectrometry for organic compounds of environmental interest, J. Hi. Res. Chromatogr. Chromatogr. Comm., 1986, 9, 6, 328-334, https://doi.org/10.1002/jhrc.1240090603 . [all data]

Zaikin, 2003
Zaikin, V.G., Personal Communication: Retention indices measured during the period 2001 to 2003, 2003. [all data]

Vinogradov, 2004
Vinogradov, B.A., Production, composition, properties and application of essential oils, 2004, retrieved from http://viness.narod.ru. [all data]

Notes

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• Symbols used in this document:
  

  Tboil	Boiling point
  ΔfH°gas	Enthalpy of formation of gas at standard conditions
  ΔfusH	Enthalpy of fusion
  ΔsubH	Enthalpy of sublimation
  ΔsubH°	Enthalpy of sublimation at standard conditions

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