Crotyl bromide
| Structural formula | ||||||||||||||||
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-1-Bromo-2-butene.svg){kind=small}
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| General | ||||||||||||||||
| Surname | Crotyl bromide | |||||||||||||||
| other names |
trans -1-bromo-2-butene |
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| Molecular formula | C 4 H 7 Br | |||||||||||||||
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| properties | ||||||||||||||||
| Molar mass | 135.00 g mol −1 | |||||||||||||||
| Physical state |
liquid |
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| density |
1.312 g cm −3 |
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| boiling point |
97-99 ° C |
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| safety instructions | ||||||||||||||||
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| As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . | ||||||||||||||||
Crotyl bromide ( trans -1-bromo-2-butene) is an organic bromine compound with a trans -substituted carbon-carbon double bond . Crotyl bromide is used for the synthesis of crotyl compounds .
Extraction and presentation
Crotyl bromide can be prepared from butadiene and hydrogen bromide .
literature
- Hans Herloff Inhoffen , Ferdinand Bohlmann , Erich Reinefeld : About Grignard reactions with “crotyl bromide” . In: Chemical Reports . tape 82 , no. 4-5 , August 1949, pp. 313 , doi : 10.1002 / cber.19490820404 ( PDF ).
- Rüdiger Berthold : About crotyl bromide, I The crotylation of β-ketoesters . In: Chemical Reports . tape 90 , no. 5 , May 1957, p. 793 , doi : 10.1002 / cber.19570900526 ( PDF ).
- Rüdiger Berthold: About crotyl bromide, II. The crotylation of amino compounds . In: Chemical Reports . tape 90 , no. December 12 , 1957, p. 2743 , doi : 10.1002 / cber.19570901207 ( PDF ).
Individual evidence
- ↑ a b c d data sheet Crotyl bromide, technical grade, 85% from Sigma-Aldrich , accessed on May 17, 2015 ( PDF ).