Silane,(4-chlorophenyl)dimethyl-
- Formula: C8H11ClSi
- Molecular weight: 170.711
- CAS Registry Number: 1432-31-1
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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:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C7H8SiCl+ | 8.84 | CH3 | EI | Dube and Chvalovsky, 1974 | LLK |
De-protonation reactions
C8H10ClSi- + = C8H11ClSi
By formula: C8H10ClSi- + H+ = C8H11ClSi
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 376.7 ± 2.2 | kcal/mol | G+TS | Irie, Kikukawa, et al., 2001 | gas phase; The anion may be ArSiH(Me)CH2-, based on LFER size and ab initio calculations - JEB; B |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 369.0 ± 2.0 | kcal/mol | IMRE | Irie, Kikukawa, et al., 2001 | gas phase; The anion may be ArSiH(Me)CH2-, based on LFER size and ab initio calculations - JEB; B |
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.
Dube and Chvalovsky, 1974
Dube, G.; Chvalovsky, V.,
Electron impact fragmentation of substituted phenyldimethylsilanes,
Collect. Czech. Chem. Commun., 1974, 39, 2621. [all data]
Irie, Kikukawa, et al., 2001
Irie, M.; Kikukawa, K.; Shimizu, N.; Mishima, M.,
Gas-phase acidities of aryldimethylsilanes,
J. Chem. Soc. Perkin Trans., 2001, 2, 6, 923-928, https://doi.org/10.1039/b100488n
. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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