Silane, triethyl-
- Formula: C6H16Si
- Molecular weight: 116.2767
- IUPAC Standard InChI: InChI=1S/C6H16Si/c1-4-7(5-2)6-3/h7H,4-6H2,1-3H3
- IUPAC Standard InChIKey: AQRLNPVMDITEJU-UHFFFAOYSA-N
- CAS Registry Number: 617-86-7
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Triethylsilane; (C2H5)3SiH; Triethylsilicon hydride; CT2523
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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
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 380. to 381. | K | N/A | PCR Inc., 1990 | BS |
| Tboil | 382. | K | N/A | Parnes, Khotimskaya, et al., 1969 | Uncertainty assigned by TRC = 2. K; TRC |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔvapH° | 37.4 ± 0.6 | kJ/mol | C | Voronkov, Baryshok, et al., 1988 | AC |
Enthalpy of vaporization
| ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
|---|---|---|---|---|
| 33.5 | 303. to 373. | EB,I | Bragin and Karapet'yants, 1975 | AC |
Reaction thermochemistry 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 by: John E. Bartmess
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Individual Reactions
+
= (
•
)
By formula: H- + C6H16Si = (H- • C6H16Si)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 84. ± 17. | kJ/mol | IMRB | Hajdasz, Ho, et al., 1994 | gas phase; affinity order: Et3SiH≤Et2SiH2≤nPnSiH3≤SiH4. nPnSiH3 is 0.4±0.2 kcal/mol > Et3SiH in ΔG. Et3SiH dHf(77PR) is wrong. |
| ΔrH° | 43. ± 23. | kJ/mol | IMRB | Hajdasz and Squires, 1986 | gas phase |
Ion clustering 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 by: John E. Bartmess
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. Searches may be limited to ion clustering reactions. A general reaction search form is also available.
Clustering reactions
+
= (
•
)
By formula: H- + C6H16Si = (H- • C6H16Si)
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 84. ± 17. | kJ/mol | IMRB | Hajdasz, Ho, et al., 1994 | gas phase; affinity order: Et3SiH≤Et2SiH2≤nPnSiH3≤SiH4. nPnSiH3 is 0.4±0.2 kcal/mol > Et3SiH in ΔG. Et3SiH dHf(77PR) is wrong. |
| ΔrH° | 43. ± 23. | kJ/mol | IMRB | Hajdasz and Squires, 1986 | gas phase |
IR Spectrum
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Data compiled by: Coblentz Society, Inc.
- SOLID (BETWEEN SALTS); BECKMAN IR-4 (HYBRID PRISM-GRATING); DIGITIZED BY NIST FROM HARD COPY; 4 $$ MW 116.28 cm-1 resolution
- SOLUTION (11% CCl4 FOR 3800-1300, 2% CS2 FOR 1300-600, AND 11% CCl4 FOR 600-250); PERKIN-ELMER 521 (GRATING); 2 cm-1 resolution
Gas Chromatography
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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 by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Kovats' RI, non-polar column, isothermal
| Column type | Active phase | Temperature (C) | I | Reference | Comment |
|---|---|---|---|---|---|
| Packed | Polymethylsiloxane, (PMS-20000) | 50. | 743.7 | Ainshtein and Shulyatieva, 1972 | He, Chromosorb W; Column length: 2. m |
Normal alkane RI, non-polar column, temperature ramp
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | OV-101 | 737. | Zenkevich, 2005 | 25. m/0.20 mm/0.10 μm, N2/He, 6. K/min; Tstart: 50. C; Tend: 250. C |
Normal alkane RI, non-polar column, custom temperature program
| Column type | Active phase | I | Reference | Comment |
|---|---|---|---|---|
| Capillary | Methyl Silicone | 744. | Zenkevich and Kuznetsova, 1990 | Program: not specified |
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.
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
Parnes, Khotimskaya, et al., 1969
Parnes, Z.N.; Khotimskaya, G.A.; Kudryavtsev, R.V.; Lukina, M.Y.; Kursanov, D.N.,
The Behavior of Cyclopropane Hydrocarbons in Ionic Hydrogenation Reactions,
Dokl. Akad. Nauk SSSR, Ser. Khim., 1969, 184, 615-8. [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]
Bragin and Karapet'yants, 1975
Bragin, G.P.; Karapet'yants, M.Kh.,
Tr. Khim. Khim. Tekhnol., 1975, 4, 78. [all data]
Hajdasz, Ho, et al., 1994
Hajdasz, D.J.; Ho, Y.; Squires, R.R.,
Gas-Phase Chemistry of Pentacoordinate Silicon Hydrides,
J. Am. Chem. Soc., 1994, 116, 23, 10751, https://doi.org/10.1021/ja00102a045
. [all data]
Hajdasz and Squires, 1986
Hajdasz, D.J.; Squires, R.R.,
Hypervalent silicon hydrides: SiH5-,
J. Am. Chem. Soc., 1986, 108, 3139. [all data]
Ainshtein and Shulyatieva, 1972
Ainshtein, A.A.; Shulyatieva, T.I.,
Retention indices of alkyl- and arylchlorosilanes,
Zh. Anal. Khim., 1972, 27, 816-821. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Zenkevich and Kuznetsova, 1990
Zenkevich, I.G.; Kuznetsova, L.M.,
Logic Criteria on Prediction of Gas Chromatographic Retention Indices from Physico-Chemical Properties of Organic Compounds,
Dokl. Akad. Nauk SSSR, 1990, 315, 4, 881-885. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point ΔrH° Enthalpy of reaction at standard conditions 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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