2,3-Dimethyl-2,3-bis(4-tert-butylphenyl)butane
- Formula: C26H38
- Molecular weight: 350.5799
- IUPAC Standard InChI: InChI=1S/C26H38/c1-23(2,3)19-11-15-21(16-12-19)25(7,8)26(9,10)22-17-13-20(14-18-22)24(4,5)6/h11-18H,1-10H3
- IUPAC Standard InChIKey: VKUOFKIWVLOZFE-UHFFFAOYSA-N
- CAS Registry Number: 5171-91-5
- 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 |
|---|---|---|---|---|---|
| ΔfH°solid | -72.02 ± 0.64 | kcal/mol | Ccb | Kratt, Beckhaus, et al., 1983 | ΔHfusion=10.5±0.1 kcal/mol; ALS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -3671.29 ± 0.64 | kcal/mol | Ccb | Kratt, Beckhaus, et al., 1983 | ΔHfusion=10.5±0.1 kcal/mol; Corresponding ΔfHºsolid = -72.03 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of solid
| Cp,solid (cal/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 126.6 | 298. | Kratt, Beckhaus, et al., 1983, 2 | Cp given as 0.361 cal/g*K.; 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.
Kratt, Beckhaus, et al., 1983
Kratt, G.; Beckhaus, H.D.; Bernlohr, W.; Ruchardt, C.,
Thermolabile kohlenwasserstoffe. XVII. Verbrennungsenthalpie und bildungsenthalpie von zehn sym.-tetraalkyl-1,2-diarylethanen,
Thermochim. Acta, 1983, 62, 279-194. [all data]
Kratt, Beckhaus, et al., 1983, 2
Kratt, G.; Beckhaus, H.D.; Bernioehr, W.; Ruechardt, C.,
Thermolabile hydrocarbons. XVII. Enthalpies of combustion and formation of ten sym-tetraalkyl-1,2-diarylethanes,
Thermochim. Acta, 1983, 62, 279-294. [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 ΔfH°solid Enthalpy of formation of solid at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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