21H,23H-porphine
- Formula: C20H14N4
- Molecular weight: 310.3520
- CAS Registry Number: 101-60-0
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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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | -1106.9 ± 3.6 | kJ/mol | Ccb | Longo, Finarelli, et al., 1970 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -8764.1 ± 1.8 | kJ/mol | Ccb | Longo, Finarelli, et al., 1970 |
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.
Longo, Finarelli, et al., 1970
Longo, F.R.; Finarelli, J.D.; Schmalzbach, E.; Alder, A.D.,
The enthalpy of formation of porphin,
J. Phys. Chem., 1970, 74, 3296-3297. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
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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