1-Bromo-2-methylpropene
- Formula: C4H7Br
- Molecular weight: 135.002
- IUPAC Standard InChI: InChI=1S/C4H7Br/c1-4(2)3-5/h3H,1-2H3
- IUPAC Standard InChIKey: DEFNUDNHTUZJAL-UHFFFAOYSA-N
- CAS Registry Number: 3017-69-4
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: β,β-Dimethylvinylbromide; Isocrotyl bromide; Propene, 1-bromo-2-methyl-; 1-Bromo-2-methyl-1-propene; 1-Propene, 1-bromo-2-methyl-; 2-Methyl-1-propenyl bromide
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Phase change 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: Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 360. | K | N/A | Villieras, 1967 | Uncertainty assigned by TRC = 4. K |
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: C4H8Br2 = HBr + C4H7Br
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 75.3 | kJ/mol | Cm | Levanova, Rozhnov, et al., 1975 | gas phase; Dehydrohalogenation |
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.
Villieras, 1967
Villieras, J.,
Reaction of Saturatred Aliphatic Grignard Reagents with Polyhalogenated Methanes,
Bull. Soc. Chim. Fr., 1967, 1967, 1511-20. [all data]
Levanova, Rozhnov, et al., 1975
Levanova, S.V.; Rozhnov, A.M.; Plaksina, T.V.; Anisimova, Z.I.,
Dehydrohalogenation of some dihalo derivatives of isobutane,
Russ. J. Phys. Chem. (Engl. Transl.), 1975, 49, 1440-1441. [all data]
Notes
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- Symbols used in this document:
Tboil Boiling point ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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