Silane, ethenyltrimethyl-
- Formula: C5H12Si
- Molecular weight: 100.2343
- IUPAC Standard InChIKey: GCSJLQSCSDMKTP-UHFFFAOYSA-N
- CAS Registry Number: 754-05-2
- 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, trimethylvinyl-; (Trimethylsilyl)ethylene; Trimethylvinylsilane; Vinyltrimethylsilane; CH2=CHSi(CH3)3; Vinyltrimethysilane
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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 by: Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
S°liquid | 74.62 | cal/mol*K | N/A | Lebedev, Lebedev, et al., 1981 | |
S°liquid | 74.90 | cal/mol*K | N/A | Rabinovich, Lebedev, et al., 1975 |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
47.32 | 298.15 | Lebedev, Lebedev, et al., 1981 | T = 5 to 330 K. |
47.39 | 300. | Rabinovich, Lebedev, et al., 1975 | T = 50 to 300 K. |
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 328. | K | N/A | PCR Inc., 1990 | BS |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 141.57 | K | N/A | Lebedev, Lebedev, et al., 1981, 2 | Uncertainty assigned by TRC = 0.02 K; TRC |
Ttriple | 141.65 | K | N/A | Rabinovich, Lebedev, et al., 1975, 2 | Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 7.9 ± 0.1 | kcal/mol | C | Voronkov, Baryshok, et al., 1988 | AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
1.831 | 141.57 | Lebedev, Lebedev, et al., 1981 | DH |
1.830 | 141.65 | Rabinovich, Lebedev, et al., 1975 | DH |
1.83 | 141.7 | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
12.9 | 141.57 | Lebedev, Lebedev, et al., 1981 | DH |
12.92 | 141.65 | Rabinovich, Lebedev, et al., 1975 | DH |
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 evaluated as indicated in comments:
HL - Edward P. Hunter and Sharon G. Lias
Data compiled as indicated in comments:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Proton affinity (review) | 199. | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Quantity | Value | Units | Method | Reference | Comment |
Gas basicity | 192.2 | kcal/mol | N/A | Hunter and Lias, 1998 | HL |
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.2 | EI | Smolinsky and Vasile, 1973 | LLK |
9.82 ± 0.04 | EI | Bock and Seidl, 1968 | RDSH |
9.86 | PE | Khvostenko, Zykov, et al., 1981 | Vertical value; LLK |
9.8 | PE | Weidner and Schweig, 1972 | Vertical value; LLK |
9.8 | PE | Weidner and Schweig, 1972, 2 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CH3Si+ | 15. | ? | EI | Smolinsky and Vasile, 1973 | LLK |
CH5Si+ | 15. | ? | EI | Smolinsky and Vasile, 1973 | LLK |
C2H7Si+ | 13. | ? | EI | Smolinsky and Vasile, 1973 | LLK |
C3H8Si+ | 10. | C2H4 | EI | Smolinsky and Vasile, 1973 | LLK |
C3H9Si+ | 11. | C2H3 | EI | Smolinsky and Vasile, 1973 | LLK |
C4H9Si+ | 9. | CH3 | EI | Smolinsky and Vasile, 1973 | LLK |
Mass spectrum (electron ionization)
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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
Spectrum
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Additional Data
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Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-IW-6976 |
NIST MS number | 238939 |
Gas Chromatography
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), 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
Kovats' RI, non-polar column, isothermal
Column type | Active phase | Temperature (C) | I | Reference | Comment |
---|---|---|---|---|---|
Capillary | OV-101 | 60. | 537. | Blazsó and Garzó, 1974 | Column length: 20. m |
Normal alkane RI, non-polar column, temperature ramp
Column type | Active phase | I | Reference | Comment |
---|---|---|---|---|
Capillary | OV-101 | 550. | 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, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Lebedev, Lebedev, et al., 1981
Lebedev, B.V.; Lebedev, N.K.; Khotimskii, V.S.; Durgar'yan, S.G.; Nametkin, N.S.,
Thermodynamics of polymerization of vinylorganosilanes,
Dokl. Akad. Nauk, 1981, SSSR 259, 629-633. [all data]
Rabinovich, Lebedev, et al., 1975
Rabinovich, I.B.; Lebedev, B.V.; Tsvetkova, L.Ya.; Nametkin, N.S.; Durgar'yan, S.G.; Khotimskii, V.S.; Kiparisova, Y.G.,
Thermodynamics of polymerization of vinyltrimethylsilane,
Vysokomol. Soedin., 1975, A17, 1421-1425. [all data]
PCR Inc., 1990
PCR Inc.,
Research Chemicals Catalog 1990-1991, PCR Inc., Gainesville, FL, 1990, 1. [all data]
Lebedev, Lebedev, et al., 1981, 2
Lebedev, B.V.; Lebedev, N.K.; Khotimskii, V.S.; Durgar'yan, S.G.; Nametkin, N.S.,
Thermodynamics of polymerization of vinylorganosilanes,
Dokl. Akad. Nauk SSSR, 1981, 259, 629. [all data]
Rabinovich, Lebedev, et al., 1975, 2
Rabinovich, I.B.; Lebedev, B.V.; Tsvetkova, L.Ya.; Nametkin, N.S.; Durgar'yan, S.G.; Khotimskii, V.S.,
Thermodynamics of polymerization of vinyltrimethylsilane,
Vysokomol. Soedin., Ser. A, 1975, 17, 1421. [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]
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]
Hunter and Lias, 1998
Hunter, E.P.; Lias, S.G.,
Evaluated Gas Phase Basicities and Proton Affinities of Molecules: An Update,
J. Phys. Chem. Ref. Data, 1998, 27, 3, 413-656, https://doi.org/10.1063/1.556018
. [all data]
Smolinsky and Vasile, 1973
Smolinsky, G.; Vasile, M.J.,
Mass spectra of vinyltrimethylsilane and vinyltri(methyl-d3)silane,
Org. Mass Spectrom., 1973, 7, 1069. [all data]
Bock and Seidl, 1968
Bock, H.; Seidl, H.,
d-Orbitaleffekte in siliziumsubstituierten π-Elektronensystemen. VI. Spektroskopische Untersuchungen an Alkyl- und Silylathylenen,
J. Organometal. Chem., 1968, 13, 87. [all data]
Khvostenko, Zykov, et al., 1981
Khvostenko, V.I.; Zykov, B.G.; Yuriev, V.P.; Mironov, V.F.; Kovel'zon, G.I.; Panasenko, A.A.; Sheludyakov, V.D.; Gailyunas, I.A.,
Study of d(π)-p(π) interaction in vinyl- and alkylsilicon-containing compounds by photoelectron spectroscopy,
J. Organomet. Chem., 1981, 218, 155. [all data]
Weidner and Schweig, 1972
Weidner, U.; Schweig, A.,
Theory and application of photoelectron spectroscopy. V. The nature of bonding in vinyl- and allylsilanes: the effects of σ-π (hyperconjugation) pπ-dπ conjugation in these compounds,
J. Organomet. Chem., 1972, 39, 261. [all data]
Weidner and Schweig, 1972, 2
Weidner, U.; Schweig, A.,
Nature of the silicon β-effect in allyltrimethylsilane,
Angew. Chem. Int. Ed. Engl., 1972, 11, 146. [all data]
Blazsó and Garzó, 1974
Blazsó, M.; Garzó, G.,
Identification of Isomeric Structures of Phenyl and Trimethylsilyl Substituted 1-Alkenes by Gas Chromatography,
Chromatographia, 1974, 7, 8, 395-398, https://doi.org/10.1007/BF02330942
. [all data]
Zenkevich, 2005
Zenkevich, I.G.,
Experimentally measured retention indices., 2005. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Gas Chromatography, References
- Symbols used in this document:
AE Appearance energy Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions Tboil Boiling point Ttriple Triple point temperature ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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