2-Bromobutane

Sec -butyl bromide

  • 78-76-2
  • 5787-33-7 (R )-2- Bromobutane
  • 5787-32-6 (S )-2 -bromobutane
  • 5787-31-5 (± )-2 -bromobutane

Flammable, highly volatile, colorless liquid with aromatic odor

Liquid

1.26 g · cm -3

-112 ° C

91 ° C

73.3 mbar ( 20 ° C)

  • Practically insoluble in water ( <1 g · l-1 at 20 ° C)
  • Soluble in ethanol and ether

1.437 (20 ° C)

Risk

Template: Infobox chemical / molecular formula search available

2 -bromobutane is a chemical compound from the group of aliphatic halogenated hydrocarbons and organic bromine compounds. It is isomeric with 1 -bromobutane, isobutyl and tert -butyl bromide and belongs to the group of Butylbromide. It is itself in two enantiomeric forms (R) 2 -bromobutane and (S )-2- bromobutane, above.

Production and representation

2 -bromobutane can be obtained by reaction of 1- butene, 2 -butene or 2-butanol with hydrogen bromide.

Use

2 -bromobutane is for the production of drugs and perfumes used ( for the introduction of butyl group ).

Safety

The vapors of 2- bromobutane can form (21 ° C, ignition temperature 265 ° C flash point) with air to form an explosive mixture.

CAS registry number PubChem Vapor pressure Dangerous Substances Directive (67/548/EEC) 1-Bromobutane
12065
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