1,2-Dibromopropane
- (RS ) -1,2- Dibromopropane
- (R ) -1,2- dibromopropane
- (S ) -1,2- Dibromopropane
- ( ±) -1,2- Dibromopropane
- Rac -1 ,2- Dibromopropane
Yellowish liquid
Liquid
1.93 g · cm -3
-55.25 ° C
139.9 ° C
8 hPa ( 20 ° C)
Poorly in water
1.5201 (20 ° C)
Attention
-113.6 KJ / mol
Template: Infobox chemical / molecular formula search available
1,2- dibromopropane is an organic chemical compound. It is an aliphatic and the simplest chiral hydrocarbon compound containing bromine.
Production and representation
1,2- dibromopropane formed by the reaction of propene with bromine:
Is an addition reaction with the racemic 1,2- dibromopropane obtained.
Properties
1,2-Dibromopropane is a flammable, volatile, pale yellow liquid which is sparingly soluble in water. It has a refractive index of 1.519 at 20 ° C.
Stereoisomerism
1,2-Dibromopropane has a stereocenter, therefore two enantiomers, the (S ) -1,2- Dibromopropane and (R ) -1,2- Dibromopropane.
Is spoken without prefixes 1,2- dibromopropane, is usually the racemic mixture [ (RS ) -1,2- dibromopropane ] - a 1:1 mixture of (S ) -1,2- dibromopropane and (R) -1 0.2 - dibromopropane - meant.
Use
1,2- dibromopropane is an intermediate for the synthesis of drugs and other organic compounds. It is also used as the solvent.
Safety
The vapors of 1,2-Dibromopropane can combine with air to form an explosive mixture (flash point 35 ° C).