1,2,4,5-Benzenetetracarboxylic acid, tetramethyl ester

• Formula: C₁₄H₁₄O₈
• Molecular weight: 310.2562
• IUPAC Standard InChI: InChI=1S/C14H14O8/c1-19-11(15)7-5-9(13(17)21-3)10(14(18)22-4)6-8(7)12(16)20-2/h5-6H,1-4H3 Copy

  
• IUPAC Standard InChIKey: QVEIFJBUBJUUMB-UHFFFAOYSA-N Copy
• CAS Registry Number: 635-10-9
• 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: Pyromellitic acid tetramethyl ester; Tetramethyl pyromellitate; Tetramethyl 1,2,4,5-benzenetetracarboxylate; Tetramethyl benzene-1,2,4,5-tetracarboxylate
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• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Gas phase thermochemistry data
  • Condensed phase thermochemistry data
  • IR Spectrum
  • 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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
DRB - Donald R. Burgess, Jr.

Enthalpy of sublimation

Enthalpy of fusion

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.

Dozen, Fujishima, et al., 1978
Dozen, Y.; Fujishima, S.; Shingu, H., Structures and fusion parameters of methoxycarbonyl-benzenes and -naphthalenes, Thermochim. Acta, 1978, 25, 2, 209, https://doi.org/10.1016/0040-6031(78)85008-4 . [all data]

Jimenez, Menendez, et al., 1995
Jimenez, P.; Menendez, V.; Roux, M.V.; Turrion, C., Vapour pressures and enthalpies of sublimation of four polymethoxycarbonylbenzenes, J. Chem. Thermodyn., 1995, 27, 679-683. [all data]

Van Chin, Dibrivnyi, et al., 1980
Van Chin, S.; Dibrivnyi, N.V.; Donchak, V.A., Peroxide bond energy in tetra-tert-butyl peroxypyromellitate, Vestn. L'vov. Politekhn. In-ta, 1980, 18-21. [all data]

Turrión, 1967
Turrión, C., , Presiones de vapor y calores de sublimación de los ácidos bencenecarboxilicos y sus ésteres metilicos. Beca "Juan March" de estudios en España, grupo B, Madrid, 1967. [all data]

Acree, 1993
Acree, William E., Thermodynamic properties of organic compounds, Thermochimica Acta, 1993, 219, 97-104, https://doi.org/10.1016/0040-6031(93)80486-T . [all data]

Notes

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• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  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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