Oxirane, ethenyl-
- Formula: C4H6O
- Molecular weight: 70.0898
- IUPAC Standard InChIKey: GXBYFVGCMPJVJX-UHFFFAOYSA-N
- CAS Registry Number: 930-22-3
- 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-Butene, 3,4-epoxy-; Butadiene epoxide; Butadiene monoepoxide; Butadiene monoxide; Ethenyloxirane; 1,2-Epoxy-3-butene; 1,2-Oxido-3-butene; 1,3-Butadiene oxide; 3,4-Epoxy-1-butene; 3,4-Epoxybutene-1; Butadiene monooxide; Butadiene oxide; Vinylethylene oxide; Vinyloxirane; 1,2-Epoxybutene-3; 3,4-Epoxybut-1-ene; 1,3-Butadiene monooxide; 3,4-Epoxybutene; 1,2-Epoxy-3-butylene; 1,3-Butadiene monoepoxide; Oxirane, 2-ethenyl-; NSC 24251; NSC 8023
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Phase change data
Go To: Top, Gas phase ion energetics data, Mass spectrum (electron ionization), References, Notes
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:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 338.7 | K | N/A | Aldrich Chemical Company Inc., 1990 | BS |
Tboil | 340.0 | K | N/A | Rogers, 1947 | Uncertainty assigned by TRC = 0.4 K; TRC |
Gas phase ion energetics data
Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes
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
View reactions leading to C4H6O+ (ion structure unspecified)
Ionization energy determinations
IE (eV) | Method | Reference | Comment |
---|---|---|---|
9.52 | EI | Holmes and Lossing, 1986 | LBLHLM |
9.7 ± 0.3 | EI | Wada and Kiser, 1962 | RDSH |
9.94 | PE | McAlduff and Houk, 1977 | Vertical value; LLK |
Appearance energy determinations
Ion | AE (eV) | Other Products | Method | Reference | Comment |
---|---|---|---|---|---|
CHO+ | 12.9 ± 0.6 | ? | EI | Wada and Kiser, 1962 | RDSH |
CH3O+ | 13.3 ± 0.5 | ? | EI | Wada and Kiser, 1962 | RDSH |
C2H2+ | 13.8 ± 0.3 | ? | EI | Wada and Kiser, 1962 | RDSH |
C2H2O+ | 9.8 ± 0.4 | ? | EI | Wada and Kiser, 1962 | RDSH |
C2H3+ | 12.6 ± 0.3 | CH3CO? | EI | Wada and Kiser, 1962 | RDSH |
C2H3O+ | 10.5 ± 0.2 | ? | EI | Wada and Kiser, 1962 | RDSH |
C3H2+ | 15.8 ± 0.5 | ? | EI | Wada and Kiser, 1962 | RDSH |
C3H3+ | 13.5 ± 0.3 | ? | EI | Wada and Kiser, 1962 | RDSH |
C3H4+ | 11.3 ± 0.3 | ? | EI | Wada and Kiser, 1962 | RDSH |
C3H5+ | 11.1 ± 0.2 | CO+H? | EI | Wada and Kiser, 1962 | RDSH |
Mass spectrum (electron ionization)
Go To: Top, Phase change data, Gas phase ion energetics data, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Spectrum
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Additional Data
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Due to licensing restrictions, this spectrum cannot be downloaded.
Owner | NIST Mass Spectrometry Data Center Collection (C) 2014 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
---|---|
Origin | NIST Mass Spectrometry Data Center |
NIST MS number | 341313 |
References
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Aldrich Chemical Company Inc., 1990
Aldrich Chemical Company Inc.,
Catalog Handbook of Fine Chemicals, Aldrich Chemical Company, Inc., Milwaukee WI, 1990, 1. [all data]
Rogers, 1947
Rogers, M.T.,
The Electric Moments and Ultraviolet Absorption Spectra of Some Deriva- tives of Cyclopropane and Ethylene Oxide,
J. Am. Chem. Soc., 1947, 69, 2544-5. [all data]
Holmes and Lossing, 1986
Holmes, J.L.; Lossing, F.P.,
Title unavailable,
Personal communication to S.G. Lias, 1986. [all data]
Wada and Kiser, 1962
Wada, Y.; Kiser, R.W.,
Electron impact spectroscopy of some substituted oxiranes,
J. Phys. Chem., 1962, 66, 1652. [all data]
McAlduff and Houk, 1977
McAlduff, E.J.; Houk, K.N.,
Photoelectron spectra of substituted oxiranes and thiiranes. Substituent effects on ionization potentials involving σ orbitals,
Can. J. Chem., 1977, 55, 318. [all data]
Notes
Go To: Top, Phase change data, Gas phase ion energetics data, Mass spectrum (electron ionization), References
- Symbols used in this document:
AE Appearance energy Tboil Boiling point - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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