Silicic acid (H4SiO4), tetrapropyl ester
- Formula: C12H28O4Si
- Molecular weight: 264.4338
- IUPAC Standard InChI: InChI=1S/C12H28O4Si/c1-5-9-13-17(14-10-6-2,15-11-7-3)16-12-8-4/h5-12H2,1-4H3
- IUPAC Standard InChIKey: ZQZCOBSUOFHDEE-UHFFFAOYSA-N
- CAS Registry Number: 682-01-9
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Propyl orthosilicate; Propyl silicate; Propyl silicate ((PrO)4Si); Silane, tetrapropoxy-; Tetra-n-propoxysilane; Tetrapropoxysilane; Tetrapropyl orthosilicate; Tetrapropyl silicate; Tetrapropyloxysilane; tetra-n-Propyl orthosilicate; Silicon tetrapropoxide; Silicon orthopropoxide; CT2090; Dynasil P
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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:
BS - Robert L. Brown and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔvapH° | 11.9 ± 0.2 | kcal/mol | C | Voronkov, Baryshok, et al., 1988 | AC |
| ΔvapH° | 11.9 ± 0.1 | kcal/mol | EB | Klyuchnikov, Danilova, et al., 1985 | AC |
Reduced pressure boiling point
| Tboil (K) | Pressure (atm) | Reference | Comment |
|---|---|---|---|
| 367. | 0.007 | PCR Inc., 1990 | BS |
Enthalpy of vaporization
| ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 16.0 | 322. | A | Stephenson and Malanowski, 1987 | Based on data from 307. to 563. K.; AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Voronkov, Baryshok, et al., 1988
Voronkov, M.G.; Baryshok, V.P.; Klyuchnikov, V.A.; Danilova, T.F.; Pepekin, V.I.; Korchagina, A.N.; Khudobin, Yu.I.,
Thermochemistry of organosilicon compounds,
Journal of Organometallic Chemistry, 1988, 345, 1-2, 27-38, https://doi.org/10.1016/0022-328X(88)80231-6
. [all data]
Klyuchnikov, Danilova, et al., 1985
Klyuchnikov, V.A.; Danilova, T.F.; Voronkov, M.G.; D'yakov, V.M.,
Dokl. Phys. Chem., 1985, 281, 373. [all data]
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
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]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tboil Boiling point ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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