Fumaric Acid

• Formula: C₄H₄O₄
• Molecular weight: 116.0722
• IUPAC Standard InChI: InChI=1S/C4H4O4/c5-3(6)1-2-4(7)8/h1-2H,(H,5,6)(H,7,8)/b2-1+ Copy

  
• IUPAC Standard InChIKey: VZCYOOQTPOCHFL-OWOJBTEDSA-N Copy
• CAS Registry Number: 110-17-8
• 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.
• Species with the same structure:
  • (2E)-2-butenedioic acid
• Stereoisomers:
  • Maleic acid
• Other names: 2-Butenedioic acid (E)-; trans-Butenedioic Acid; trans-1,2-Ethylenedicarboxylic Acid; Allomaleic acid; Boletic acid; Lichenic acid; Tumaric acid; (E)-2-Butenedioic acid; (E)-HO2CCH=CHCO2H; Butenedioic acid, (E)-; Kyselina fumarova; NSC-2752; U-1149; USAF EK-P-583; 1,2-Ethenedicarboxylic acid, trans-; 1,2-Ethylenedicarboxylic acid, (E); 2-Butenedioic acid (2E)-
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • Condensed phase thermochemistry data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
  • Mass spectrum (electron ionization)
• Options:
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• NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)

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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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein

Enthalpy of sublimation

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.

Wilhoit and Shiao, 1964
Wilhoit, R.C.; Shiao, D., Thermochemistry of Biologically Important Compounds. Heats of Combustion of Solid Organic Acids, J. Chem. Eng. Data, 1964, 9, 595. [all data]

Timmermans, 1935
Timmermans, J., Researches in Stoichiometry. I. The Heat of Fusion of Organic Compounds., Bull. Soc. Chim. Belg., 1935, 44, 17-40. [all data]

Kern, Shriner, et al., 1925
Kern, J.W.; Shriner, R.L.; Adams, R., Platinum and Palladium Oxides as Catalysts in the Reduction of Organic Compounds IX. The Reduction of Olefins, J. Am. Chem. Soc., 1925, 47, 1147. [all data]

Weiss and Downs, 1923
Weiss, J.M.; Downs, C.R., The Physical Properties of Maleic, Fumaric and Malic Acids, J. Am. Chem. Soc., 1923, 45, 1003. [all data]

De Kruif and Van Ginkel, 1977
De Kruif, C.G.; Van Ginkel, C.H.D., Torsion-weighing effusion vapour-pressure measurements on organic compounds, The Journal of Chemical Thermodynamics, 1977, 9, 8, 725-730, https://doi.org/10.1016/0021-9614(77)90015-5 . [all data]

Wolf and Weghofer, 1938
Wolf, K.L.; Weghofer, H.Z., Z. Phys. Chem. Abt. B, 1938, 39, 194. [all data]

Trieschmann, 1935
Trieschmann, H.G., , Ph.D. Dissertation, Inst. Fur Phys. Chem. and Electrochem. der Universitat Kiel, Germany, 1935. [all data]

Jones, 1960
Jones, A.H., Sublimation Pressure Data for Organic Compounds., J. Chem. Eng. Data, 1960, 5, 2, 196-200, https://doi.org/10.1021/je60006a019 . [all data]

Wolf and Weghofer, 1938, 2
Wolf, K.L.; Weghofer, H., Uber sublimationswarmen, Z. Phys. Chem., 1938, 39, 194-208. [all data]

Wolf and Trieschmann, 1934
Wolf, K.L.; Trieschmann, H.G., Z. Phys. Chem. Abt. B, 1934, 27, 376. [all data]

Notes

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• Symbols used in this document:
  

  Tfus	Fusion (melting) point
  ΔsubH	Enthalpy of sublimation

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