Question

Identify A and B in the following reaction CH3-CH=CH2 + HBr → A + KOH (alc.) → B

Answer 1

ANSWER

First reaction is as follows:

CH

2

=CH

2

+HBr→CH

2

Br−CH

3

In presence of alc. KOH, following reaction takes place:

CH

3

−CH

2

Br+KOH→CH

2

=CH

2

+KBr

In this process, alc. KOH is used for dehydrohalogenation.

Option D is correct.