2,2,4,4-tetramethyl-6,6,8,8-tetraphenylcyclotetrasiloxane

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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos

Quantity Value Units Method Reference Comment
Ttriple346.21KN/AKuliev, Dzhafarov, et al., 1976Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Method Reference Comment
27.05346.2ACDomalski and Hearing, 1996See also Kuliev, Dzhafarov, et al., 1976.; AC

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


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.

Kuliev, Dzhafarov, et al., 1976
Kuliev, A.M.; Dzhafarov, O.I.; Karasharli, K.A.; Kuznetsova, A.G., The true heat capacity of 1,1,3,3-tetramethyl-5,5,7,7-tetraphenylcyclotetrasiloxane in the range 12-370K, Zhur. Fiz. Khim., 1976, 50, 1903. [all data]

Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D., Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III, J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985 . [all data]


Notes

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