Maleic anhydride
- Formula: C4H2O3
- Molecular weight: 98.0569
- IUPAC Standard InChI: InChI=1S/C4H2O3/c5-3-1-2-4(6)7-3/h1-2H
- IUPAC Standard InChIKey: FPYJFEHAWHCUMM-UHFFFAOYSA-N
- CAS Registry Number: 108-31-6
- 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: 2,5-Furandione; cis-Butenedioic anhydride; Dihydro-2,5-dioxofuran; Maleic acid anhydride; Toxilic anhydride; Maleic anhydride, briquettes; Anhydrid kyseliny maleinove; Maleinanhydrid; Rcra waste number U147; UN 2215; 2,5-Furanedione; M 188; NSC 137651
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Condensed 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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -470.41 ± 0.71 | kJ/mol | Ccb | Wilhoit and Shiao, 1964 | ALS |
| ΔfH°solid | -469.6 ± 0.3 | kJ/mol | Ccb | Parks, Mosley, et al., 1950 | ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -1389.5 ± 0.67 | kJ/mol | Ccb | Wilhoit and Shiao, 1964 | Corresponding ΔfHºsolid = -470.41 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
| ΔcH°solid | -1390.3 ± 0.71 | kJ/mol | Ccb | Parks, Mosley, et al., 1950 | Corresponding ΔfHºsolid = -469.57 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 119.9 | 300. | DeWit, DeKruif, et al., 1983 | T = 90 to 350 K. Linearly extrapolated.; DH |
| 123.2 | 310. | DeWit, Offringa, et al., 1983 | T = 300 to 450 K.; DH |
| 67.4 | 298.15 | Marchidan and Ciopec, 1978 | T = 298 to 480 K.; DH |
References
Go To: Top, Condensed phase thermochemistry data, Notes
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, 595-599. [all data]
Parks, Mosley, et al., 1950
Parks, G.S.; Mosley, J.R.; Peterson, P.V., Jr.,
Heats of combustion and formation of some organic compounds containing oxygen,
J. Chem. Phys., 1950, 18, 152. [all data]
DeWit, DeKruif, et al., 1983
DeWit, H.G.M.; DeKruif, C.G.; Van Miltenburg, J.C.,
Thermodynamic properties of molecular organic crystals containing organic crystals containing nitrogen, oxygen, and sulfur. II. Molar heat capacities of eight compounds by adiabatic calorimetry,
J. Chem. Thermodynam., 1983, 15, 891-902. [all data]
DeWit, Offringa, et al., 1983
DeWit, H.G.M.; Offringa, J.C.A.; De Kruif, C.G.; Van Miltenburg, J.C.,
Thermodynamic properties of molecular organic crystals containing nitrogen, oxygen and sulfur. III. Molar heat capacities measured by differential scanning calorimetry,
Thermochim. Acta, 1983, 65, 43-51. [all data]
Marchidan and Ciopec, 1978
Marchidan, D.I.; Ciopec, M.,
Thermodynamic properties of maleic, trimellitic and pyromellitic anhydrides,
Rev. Roum. Chim., 1978, 23, 19-29. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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