Tetraethylpyromellitate
- Formula: C18H22O8
- Molecular weight: 366.3625
- IUPAC Standard InChI: InChI=1S/C18H22O8/c1-5-23-15(19)11-9-13(17(21)25-7-3)14(18(22)26-8-4)10-12(11)16(20)24-6-2/h9-10H,5-8H2,1-4H3
- IUPAC Standard InChIKey: FRBIXZIRQKZWGN-UHFFFAOYSA-N
- CAS Registry Number: 6634-01-1
- Chemical structure:
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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 as indicated in comments:
DRB - Donald R. Burgess, Jr.
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°gas | -1479.3 | kJ/mol | N/A | Dibrivnyi and Donchak, 1982 | Value computed using ΔfHsolid° value of -1582.9±2.7 kj/mol from Dibrivnyi and Donchak, 1982 and ΔsubH° value of 103.6 kj/mol from Van Chin, Dibrivnyi, et al., 1980.; DRB |
| ΔfH°gas | -1476. ± 6. | kJ/mol | Ccb | Van Chin, Dibrivnyi, et al., 1980 | Heat of combustion is not reported; ALS |
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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -1582.9 ± 2.7 | kJ/mol | Ccb | Dibrivnyi and Donchak, 1982 | see Van-Chin-Syan, Dibrivnyi, et al., 1981 |
| ΔfH°solid | -1579.6 ± 2.7 | kJ/mol | Ccb | Van Chin, Dibrivnyi, et al., 1980 | Heat of combustion is not reported |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -8644.4 ± 2.7 | kJ/mol | Ccb | Dibrivnyi and Donchak, 1982 | see Van-Chin-Syan, Dibrivnyi, et al., 1981; Corresponding ΔfHºsolid = -1582.9 kJ/mol (simple calculation by NIST; no Washburn corrections) |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Donald R. Burgess, Jr.
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 103.6 | kJ/mol | N/A | Van Chin, Dibrivnyi, et al., 1980 |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Dibrivnyi and Donchak, 1982
Dibrivnyi, V.N.; Donchak, V.A.,
Standard enthalpies of formation of some pyromellitic acid esters, Deposited Document, SPSTL 1014 Khp-D80. Chem. Abst. 97:134437j, 1982, 19-23. [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]
Van-Chin-Syan, Dibrivnyi, et al., 1981
Van-Chin-Syan, Y.; Dibrivnyi, V.N.; Donchak, V.A.; Chuchmarev, S.K.,
Standard enthalpies of combustion and formation of pyromellitic esters,
Russ. J. Phys. Chem. (Engl. Transl.), 1981, 55, 747. [all data]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°solid Enthalpy of formation of solid at standard conditions ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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