Pentaphenylethane
- Formula: C32H26
- Molecular weight: 410.5488
- IUPAC Standard InChI: InChI=1S/C32H26/c1-6-16-26(17-7-1)31(27-18-8-2-9-19-27)32(28-20-10-3-11-21-28,29-22-12-4-13-23-29)30-24-14-5-15-25-30/h1-25,31H
- IUPAC Standard InChIKey: ZUDLIFVTNPYZJH-UHFFFAOYSA-N
- CAS Registry Number: 19112-42-6
- Chemical structure:
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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 |
|---|---|---|---|---|---|
| ΔcH°solid | -16689.3 ± 3.0 | kJ/mol | Ccb | Coops, Mulder, et al., 1953 | Reanalyzed by Cox and Pilcher, 1970, Original value = -16688. ± 3. kJ/mol; See Coops, Mulder, et al., 1946; Corresponding ΔfHºsolid = 381.2 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 |
|---|---|---|---|
| 473.6 | 298.5 | Smith and Andrews, 1931 | T = 102 to 346 K. Value is unsmoothed experimental datum.; 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.
Coops, Mulder, et al., 1953
Coops, J.; Mulder, D.; Dienske, J.W.; Smittenberg, J.,
Thermochemical investigations on arylethanes I. Heats of combustion of phenylethanes.,
Rec. Trav. Chim. Pays/Bas, 1953, 72, 785. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Coops, Mulder, et al., 1946
Coops, J.; Mulder, D.; Dienske, J.W.; Smittenberg, J.,
The heats of combustion of a number of hydrocarbons,
Rec. Trav. Chim. Pays/Bas, 1946, 65, 128. [all data]
Smith and Andrews, 1931
Smith, R.H.; Andrews, D.H.,
Thermal energy studies. I. Phenyl derivatives of methane,
ethane and some related compounds. J. Am. Chem. Soc., 1931, 53, 3644-3660. [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 - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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