21H,23H-Porphin,5,10,15,20-tetrakis(4-methylphenyl)-
- Formula: C48H38N4
- Molecular weight: 670.8421
- IUPAC Standard InChI: InChI=1S/C48H38N4/c1-29-5-13-33(14-6-29)45-37-21-23-39(49-37)46(34-15-7-30(2)8-16-34)41-25-27-43(51-41)48(36-19-11-32(4)12-20-36)44-28-26-42(52-44)47(40-24-22-38(45)50-40)35-17-9-31(3)10-18-35/h5-28,49,52H,1-4H3/b45-37-,45-38-,46-39-,46-41-,47-40-,47-42-,48-43-,48-44-
- IUPAC Standard InChIKey: SFQNUQLWBBZIOZ-PJEPRTEXSA-N
- CAS Registry Number: 14527-51-6
- Chemical structure:
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Condensed phase thermochemistry data
Go To: Top, Phase change 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔfH°solid | 114.4 ± 2.5 | kcal/mol | Ccb | Wu, Xu, et al., 1989 | see 62LI/LUO |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -5926.8 ± 1.9 | kcal/mol | Ccb | Wu, Xu, et al., 1989 | see 62LI/LUO |
Phase change data
Go To: Top, 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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔsubH° | 62.24 | kcal/mol | E | Wu, Xu, et al., 1989 | see 62LI/LUO |
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.
Wu, Xu, et al., 1989
Wu, D.; Xu, G.; Qu, S.; Xue, R.; Gu, C.; Zhang, F.,
Standard enthalpies of combustion and formation of porphyrin derivatives,
Thermochim. Acta, 1989, 154, 233-245. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change 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 ΔsubH° Enthalpy of sublimation at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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