1-Methylcyclopropyl
- Formula: C4H7
- Molecular weight: 55.0984
- IUPAC Standard InChI: InChI=1S/C4H7/c1-4-2-3-4/h2-3H2,1H3
- IUPAC Standard InChIKey: IWNQZRJBHCVMTL-UHFFFAOYSA-N
- CAS Registry Number: 65338-31-0
- 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: 1-Buten-3-yl radical
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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
View reactions leading to C4H7+ (ion structure unspecified)
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 7.49 ± 0.02 | PE | Schultz, Houle, et al., 1984 | LBLHLM |
| 7.54 | EI | Lossing, 1972 | LLK |
| 7.67 ± 0.02 | PE | Schultz, Houle, et al., 1984 | Vertical value; LBLHLM |
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.
Schultz, Houle, et al., 1984
Schultz, J.C.; Houle, F.A.; Beauchamp, J.L.,
Photoelectron spectroscopy of isomeric C4H7 radicals. Implications for the thermochemistry and structures of the radicals and their corresponding carbonium ions,
J. Am. Chem. Soc., 1984, 106, 7336. [all data]
Lossing, 1972
Lossing, F.P.,
Free radicals by mass spectrometry. XLV. Ionization potentials and heats of formation of C3H3, C3H5, and C4H7 radicals and ions,
Can. J. Chem., 1972, 50, 3973. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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