2-Cyano-2-propyl radical
- Formula: C4H6N
- Molecular weight: 68.0971
- CAS Registry Number: 3225-31-8
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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
B - John E. Bartmess
View reactions leading to C4H6N+ (ion structure unspecified)
Electron affinity determinations
| EA (eV) | Method | Reference | Comment |
|---|---|---|---|
| 1.08 ± 0.13 | D-EA | Bartmess, Scott, et al., 1979 | value altered from reference due to change in acidity scale; B |
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.2 | PE | Koenig, Snell, et al., 1976 | LLK |
| 9.2 ± 0.1 | EI | Pottie and Lossing, 1961 | RDSH |
| 8.56 ± 0.06 | PE | Koenig, Snell, et al., 1976 | Vertical value; LLK |
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.
Bartmess, Scott, et al., 1979
Bartmess, J.E.; Scott, J.A.; McIver, R.T., Jr.,
The gas phase acidity scale from methanol to phenol,
J. Am. Chem. Soc., 1979, 101, 6047. [all data]
Koenig, Snell, et al., 1976
Koenig, T.; Snell, W.; Chang, J.C.,
The He(I) photoelectron spectra of benzyl and α-cyanoisopropyl radicals,
Tetrahedron Lett., 1976, 50, 4569. [all data]
Pottie and Lossing, 1961
Pottie, R.F.; Lossing, F.P.,
Free radicals by mass spectrometry. XXV. Ionization potentials of cyanoalkyl radicals,
J. Am. Chem. Soc., 1961, 83, 4737. [all data]
Notes
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- Symbols used in this document:
EA Electron affinity - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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