Silane, triethyl-
- Formula: C6H16Si
- Molecular weight: 116.2767
- 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° | 8.9 ± 0.1 | kcal/mol | C | Voronkov, Baryshok, et al., 1988 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
8.01 | 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
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: H- + C6H16Si = (H- • C6H16Si)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 20.0 ± 4.0 | kcal/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° | 10.2 ± 5.5 | kcal/mol | IMRB | Hajdasz and Squires, 1986 | gas phase |
Gas phase ion energetics 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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.5 | PE | Potzinger, Ritter, et al., 1975 | LLK |
9.9 | PE | Beltram, Fehlner, et al., 1980 | Vertical value; LLK |
10.0 | PE | Roberge, Sandorfy, et al., 1978 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
C4H10Si+ | 9.8 ± 0.1 | C2H6 | EI | Potzinger, Ritter, et al., 1975 | LLK |
C6H15Si+ | 10.4 ± 0.1 | H | EI | Potzinger, Ritter, et al., 1975 | LLK |
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° | 20.0 ± 4.0 | kcal/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° | 10.2 ± 5.5 | kcal/mol | IMRB | Hajdasz and Squires, 1986 | gas phase |
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]
Potzinger, Ritter, et al., 1975
Potzinger, P.; Ritter, A.; Krause, J.,
Massenspektrometrische Bestimmung von Bindungsenergien in siliciumorganischen Verbindungen,
Z. Naturforsch. A:, 1975, 30, 347. [all data]
Beltram, Fehlner, et al., 1980
Beltram, G.; Fehlner, T.P.; Mochida, K.; Kochi, J.K.,
UV photoelectron spectra of group IV alkyl hydrides,
J. Electron Spectrosc. Relat. Phenom., 1980, 18, 153. [all data]
Roberge, Sandorfy, et al., 1978
Roberge, R.; Sandorfy, C.; Matthews, J.I.; Strausz, O.P.,
The far ultraviolet HeI photoelectron spectra of alkyl and fluorine substituted silane derivatives,
J. Chem. Phys., 1978, 69, 5105. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy 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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