Ethene, 1,2-dibromo-, (E)-
- Formula: C2H2Br2
- Molecular weight: 185.845
- IUPAC Standard InChIKey: UWTUEMKLYAGTNQ-OWOJBTEDSA-N
- CAS Registry Number: 590-12-5
- 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. - Stereoisomers:
- Other names: (E)-1,2-Dibromoethylene; trans-1,2-Dibromoethene
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Reaction thermochemistry 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 by: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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Individual Reactions
By formula: C2H2Br2 = C2H2Br2
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | -1.0 ± 1.4 | kJ/mol | Eqk | Craig, Piper, et al., 1971 | gas phase |
ΔrH° | 0.42 ± 0.67 | kJ/mol | Kin | Dowling, Puranik, et al., 1957 | gas phase |
UV/Visible spectrum
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Spectrum
Additional Data
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Source | Perkampus and Braunschweig, 1966 |
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Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 19924 |
Instrument | Zeiss PMQ II |
Boiling point | 107-110 |
References
Go To: Top, Reaction thermochemistry data, UV/Visible spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Craig, Piper, et al., 1971
Craig, N.C.; Piper, L.G.; Wheeler, V.L.,
Thermodynamics of cis-trans isomerizations. II. The 1-chloro-2-fluoroethylenes, 1,2-difluorocyclopropanes, and related molecules,
J. Phys. Chem., 1971, 75, 1453-1460. [all data]
Dowling, Puranik, et al., 1957
Dowling, J.M.; Puranik, P.G.; Meister, A.G.,
Vibrational spectra, potential constants, and calculated thermodynamic properties of cis- and trans-BrHC=CHBr, and cis- and trans-BrDC=CDBr,
J. Chem. Phys., 1957, 26, 233-240. [all data]
Perkampus and Braunschweig, 1966
Perkampus, H.-H.; Braunschweig, T.H.,
UV atlas of organic compounds, 1966, 1, A1/19. [all data]
Notes
Go To: Top, Reaction thermochemistry data, UV/Visible spectrum, References
- Symbols used in this document:
ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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