Ethanol, TMS derivative
- Formula: C5H14OSi
- Molecular weight: 118.2496
- IUPAC Standard InChI: InChI=1S/C5H14OSi/c1-5-6-7(2,3)4/h5H2,1-4H3
- IUPAC Standard InChIKey: RSIHJDGMBDPTIM-UHFFFAOYSA-N
- CAS Registry Number: 1825-62-3
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Silane, ethoxytrimethyl-; Ethoxytrimethylsilane; Trimethylethoxysilane; Ethyl trimethylsilyl ether; Silane, trimethylethoxy-; Trimethylsilyl ethyl ether; CT2970; EXP-51; NSC 43345; Ethanol, trimethylsilyl ether; Silane, ethoxy-, trimethoxy
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Phase change data
Go To: Top, Gas Chromatography, References, Notes
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 |
|---|---|---|---|---|---|
| Tboil | 348. to 349. | K | N/A | PCR Inc., 1990 | BS |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 38.4 ± 0.6 | kJ/mol | C | Voronkov, Baryshok, et al., 1988 | AC |
| ΔvapH° | 38.4 ± 0.3 | kJ/mol | EB | Klyuchnikov, Danilova, et al., 1985 | AC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 35.1 | 238. | Stull, 1947 | Based on data from 223. to 349. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (bar)
T = temperature (K)
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| Temperature (K) | A | B | C | Reference | Comment |
|---|---|---|---|---|---|
| 222.3 to 348.8 | 4.27202 | 1343.158 | -34.115 | Stull, 1947 | Coefficents calculated by NIST from author's data. |
Gas Chromatography
Go To: Top, Phase change data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Van Den Dool and Kratz RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | DB-1 | 614. | Peng, 1992 | 15. m/0.53 mm/1. μm, 40. C @ 4. min, 8. K/min; Tend: 250. C |
Van Den Dool and Kratz RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Methyl Silicone | 614. | Peng, Yang, et al., 1991 | Program: not specified |
Van Den Dool and Kratz RI, polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Carbowax 20M | 652. | Peng, 1992 | 8. K/min, 200. C @ 60. min; Column length: 3.05 m; Tstart: 40. C |
| Packed | Carbowax 20M | 652. | Peng, Yang, et al., 1991 | Supelcoport, 40. C @ 4. min, 8. K/min; Column length: 3.05 m; Tend: 200. C |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-101 | 608. | Zenkevich, 2005 | 25. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C |
References
Go To: Top, Phase change data, Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
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]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [all data]
Peng, 1992
Peng, C.T.,
A method for tentative identificatoin of unknown gas chromatographic peaks by retention index,
J. Radioanal. Nucl. Chem., 1992, 160, 2, 449-460, https://doi.org/10.1007/BF02037120
. [all data]
Peng, Yang, et al., 1991
Peng, C.T.; Yang, Z.C.; Maltby, D.,
Prediction of retention indexes. III. Silylated derivatives of polar compounds,
J. Chromatogr., 1991, 586, 1, 113-129, https://doi.org/10.1016/0021-9673(91)80029-G
. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Notes
Go To: Top, Phase change data, Gas Chromatography, 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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