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3,4-Diethyl-3,4-bis(4-tert-butylphenyl)-hexane


Gas 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
Deltafgas-40.6 ± 0.6kcal/molCcbKratt, Beckhaus, et al., 1983«DELTA»Hfussion = 7.1±0.1 kcal/mol at 127°C

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
Deltafsolid-80.72 ± 0.31kcal/molCcbKratt, Beckhaus, et al., 1983«DELTA»Hfussion = 7.1±0.1 kcal/mol at 127°C; ALS
Quantity Value Units Method Reference Comment
Deltacsolid-4312.05 ± 0.31kcal/molCcbKratt, Beckhaus, et al., 1983«DELTA»Hfussion = 7.1±0.1 kcal/mol at 127°C; Corresponding «DELTA»fsolid = -80.73 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
150.9298.Kratt, Beckhaus, et al., 1983, 2Cp given as 0.371 cal/g*K.; DH

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 as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Deltasub40.1kcal/molEKratt, Beckhaus, et al., 1983«DELTA»Hfussion = 7.1±0.1 kcal/mol at 127°C; ALS
Deltasub40.08kcal/molN/AKratt, Beckhaus, et al., 1983DRB

Enthalpy of fusion

DeltafusH (kcal/mol) Temperature (K) Method Reference Comment
7.101400.DSCKratt, Beckhaus, et al., 1983, 2AC

References

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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

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