Pentaborane(9),1-methyl-
- Formula: CH11B5
- Molecular weight: 77.153
- CAS Registry Number: 19495-55-7
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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:
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron
View reactions leading to CH11B5+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 10.20 | PE | Ulman and Fehlner, 1976 | Vertical value; LLK |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| B5H8+ | 10.45 ± 0.02 | CH3 | EI | Murphy and Enrione, 1971 | LLK |
| CH11B5+ | 9.80 ± 0.02 | ? | EI | Murphy and Enrione, 1970 | RDSH |
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.
Ulman and Fehlner, 1976
Ulman, J.A.; Fehlner, T.P.,
Substituent effects in cluster species. Photoelectron spectra of 1-,2-, μ-substituted pentaborane(9),
J. Am. Chem. Soc., 1976, 98, 1119. [all data]
Murphy and Enrione, 1971
Murphy, C.B., Jr.; Enrione, R.E.,
Bond dissociation energies of the 1- and 2- isomers of pentaborane derivatives by electron impact by extended Huckel calculations,
Int. J. Mass Spectrom. Ion Phys., 1971, 7, 327. [all data]
Murphy and Enrione, 1970
Murphy, C.B., Jr.; Enrione, R.E.,
Ionization potentials of pentaborane(9) derivatives by electron impact and molecular orbital calculations,
Intern. J. Mass Spectrom. Ion Phys., 1970, 5, 157. [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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