Disilane,pentamethylphenyl-
- Formula: C11H20Si2
- Molecular weight: 208.4475
- CAS Registry Number: 1130-17-2
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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:
LBLHLM - Sharon G. Lias, John E. Bartmess, Joel F. Liebman, John L. Holmes, Rhoda D. Levin, and W. Gary Mallard
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.39 | CT | Sakurai, Ichinose, et al., 1984 | LBLHLM |
| 8.35 ± 0.15 | EI | Gaidis, Briggs, et al., 1971 | LLK |
| 7.82 | EI | Bock and Alt, 1970 | RDSH |
| 8.35 | PE | Pitt and Bock, 1972 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C3H9Si+ | 10.08 ± 0.09 | C6H5Si(CH3 | EI | Gaidis, Briggs, et al., 1971 | LLK |
| C8H11Si+ | 9.86 ± 0.06 | Si(CH3)3 | EI | Gaidis, Briggs, et al., 1971 | LLK |
References
Go To: Top, Gas phase ion energetics data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Sakurai, Ichinose, et al., 1984
Sakurai, H.; Ichinose, M.; Kira, M.; Traylor, T.G.,
Ultraviolet, charge-transfer, and photoelectron spectra of phenyl-substituted Group 4B catenates, PhMe2E-E'Me3 (E = Si, Ge; E' = C, Si, Ge, Sn),
Chem. Lett., 1984, 1383. [all data]
Gaidis, Briggs, et al., 1971
Gaidis, J.M.; Briggs, P.R.; Shannon, T.W.,
Mass spectra of disilanes. Phenyl-silicon interaction and silicon-silicon bond strength,
J. Phys. Chem., 1971, 75, 974. [all data]
Bock and Alt, 1970
Bock, H.; Alt, H.,
d-Orbital effects in silicon substituted π-electron systems. XXIV. Charge-transfer studies of silyl- and alkylbenzenes,
J. Am. Chem. Soc., 1970, 92, 1569. [all data]
Pitt and Bock, 1972
Pitt, C.G.; Bock, H.,
σ-π Mixing in phenylpentamethyldisilane,
J. Chem. Soc., Chem. Commun., 1972, 28. [all data]
Notes
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- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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