1,1,1,5,5,5-Hexamethyl-3,3-diphenyltrisiloxane
- Formula: C24H28O2Si3
- Molecular weight: 432.7344
- CAS Registry Number: 797-77-3
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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
DH - Eugene S. Domalski and Elizabeth D. Hearing
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Ttriple | 270.49 | K | N/A | Shakhtakhtinskii, Dzhafarov, et al., 1981 | Uncertainty assigned by TRC = 0.02 K; TRC |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
22.753 | 270.49 | Shakhtakhtinskii, Dzhafarov, et al., 1981, 2 | DH |
22.75 | 270.5 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
84.12 | 270.49 | Shakhtakhtinskii, Dzhafarov, et al., 1981, 2 | DH |
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.
Shakhtakhtinskii, Dzhafarov, et al., 1981
Shakhtakhtinskii, T.N.; Dzhafarov, O.I.; Karasharli, K.A.; Kuliev, A.M.,
Heat capacity and rotational isomerism of 1,1,1,5,5,5-hexamethyl-3,3-diphenyltrisiloxane,
Dokl. Akad. Nauk. Azerb. SSR, 1981, 37, 54. [all data]
Shakhtakhtinskii, Dzhafarov, et al., 1981, 2
Shakhtakhtinskii, T.N.; Dzhafarov, O.I.; Karasharli, K.A.; Kuliev, A.M.,
Heat capacity and rotational isomerism of 1,1,1,5,5,5-hexamethyl-3,3-diphenyltrisiloxane,
Dokl. Akad. Nauk Azerb., 1981, SSR 37(9), 54-57. [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
Go To: Top, Phase change data, References
- Symbols used in this document:
Ttriple Triple point temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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