Pyrene-pyromellitic dianhydride charge transfer complex
- Formula: C26H12O6
- Molecular weight: 420.3699
- CAS Registry Number: 6863-59-8
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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 by: Eugene S. Domalski and Elizabeth D. Hearing
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| S°solid,1 bar | 111.1 | cal/mol*K | N/A | Boerio-Goates and Westrum, 1980 | |
| S°solid,1 bar | 111.0 | cal/mol*K | N/A | Dunn, Rahman, et al., 1978 |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 106.7 | 298.15 | Boerio-Goates and Westrum, 1980 | T = 5 to 300 K. |
| 104.2 | 298.15 | Dunn, Rahman, et al., 1978 | T = 5 to 300 K. |
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 by: Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of phase transition
| ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.05100 | 155. | crystaline, II | crystaline, I | Boerio-Goates and Westrum, 1980 |
Entropy of phase transition
| ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
|---|---|---|---|---|---|
| 0.320 | 155. | crystaline, II | crystaline, I | Boerio-Goates and Westrum, 1980 |
References
Go To: Top, 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.
Boerio-Goates and Westrum, 1980
Boerio-Goates, J.; Westrum, E.F., Jr.,
Thermodynamic studies of orientational disorder in p-molecular compounds. III. Heat capacities of naphthalene-pyromellitic dianhydride and pyrene-pyromellitic dianhydride,
Mol. Cryst. Liq. Cryst., 1980, 60, 249-266. [all data]
Dunn, Rahman, et al., 1978
Dunn, A.G.; Rahman, A.; Staveley, L.A.K.,
The heat capacity of pyromellitic dianhydride and of its 1-1 charge-transfer complex with pyrene,
J. Chem. Thermodynam., 1978, 10, 787-796. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid S°solid,1 bar Entropy of solid at standard conditions (1 bar) ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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