Thiophene, 2-ethyl-
- Formula: C6H8S
- Molecular weight: 112.193
- IUPAC Standard InChI: InChI=1S/C6H8S/c1-2-6-4-3-5-7-6/h3-5H,2H2,1H3
- IUPAC Standard InChIKey: JCCCMAAJYSNBPR-UHFFFAOYSA-N
- CAS Registry Number: 872-55-9
- 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: 2-Ethylthiophene; 2-Ethylthiophenol
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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
Ionization energy determinations
| IE (eV) | Method | Reference | Comment |
|---|---|---|---|
| 8.57 | CTS | Aloisi and Pignataro, 1973 | LLK |
| 8.67 ± 0.05 | EI | Linda, Marino, et al., 1971 | LLK |
| 8.8 ± 0.2 | EI | Khvostenko, 1962 | RDSH |
Appearance energy determinations
| Ion | AE (eV) | Other Products | Method | Reference | Comment |
|---|---|---|---|---|---|
| C4H4S+ | 11.5 ± 0.2 | ? | EI | Khvostenko, 1962 | RDSH |
| C5H5S+ | 11.4 ± 0.2 | CH3 | EI | Khvostenko, 1962 | RDSH |
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.
Aloisi and Pignataro, 1973
Aloisi, G.G.; Pignataro, S.,
Molecular complexes of substituted thiophens with σ and π acceptors,
J. Chem. Soc. Faraday Trans. 1, 1973, 69, 534. [all data]
Linda, Marino, et al., 1971
Linda, P.; Marino, G.; Pignataro, S.,
A comparison of sensitivities to substituent effects of five- membered heteroaromatic rings in gas phase ionization,
J. Chem. Soc. B, 1971, 1585. [all data]
Khvostenko, 1962
Khvostenko, V.I.,
Ionisation of thiophen and some of its derivatives by electron impact,
Zh. Fiz. Khim., 1962, 36, 384, In original 197. [all data]
Notes
Go To: Top, Gas phase ion energetics data, References
- Symbols used in this document:
AE Appearance energy - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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