1,1,3,3-Tetraphenyl-1,3-dimethyldisiloxane
- Formula: C26H26OSi2
- Molecular weight: 410.6550
- IUPAC Standard InChI: InChI=1S/C26H26OSi2/c1-28(23-15-7-3-8-16-23,24-17-9-4-10-18-24)27-29(2,25-19-11-5-12-20-25)26-21-13-6-14-22-26/h3-22H,1-2H3
- IUPAC Standard InChIKey: RFGGTTPASBFBTB-UHFFFAOYSA-N
- CAS Registry Number: 807-28-3
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Disiloxane, 1,3-dimethyl-1,1,3,3-tetraphenyl-; 1,3-dimethyl-1,1,3,3-tetraphenyldisiloxane
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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:
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 22.3 | 533. | A | Stephenson and Malanowski, 1987 | Based on data from 518. to 616. K.; AC |
| 15.4 | 602. | N/A | Ditsent, Skorokhodov, et al., 1974 | Based on data from 518. to 685. K.; AC |
Enthalpy of fusion
| ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 6.3521 | 321.95 | Dzhafarov and Kuliev, 1986 | DH |
| 6.353 | 322. | Domalski and Hearing, 1996 | AC |
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.
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Ditsent, Skorokhodov, et al., 1974
Ditsent, V.E.; Skorokhodov, I.I.; Terent'eva, N.A.; Zolotareva, M.N.,
Russ. J. Phys. Chem., 1974, 48, 447. [all data]
Dzhafarov and Kuliev, 1986
Dzhafarov, O.I.; Kuliev, A.M.,
Heat capacity and thermodynamic properties of disiloxanes,
Dokl. Akad. Nauk. Azerb., 1986, SSR 42, 56-59. [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:
ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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