Chemistry, asked by mansisunitamr, 1 year ago

How would you prepare (2)

i) 1,2-dibromobutane from 1-butyne,

Answers

Answered by BarrettArcher
1

Answer : The reaction are shown below.

Explanation :

This reaction is a dehydrohalogenation of dihaloalkanes. This is also known as the 1,2- elimination reaction.

When 1,2-dibromobutane react with strong base like alcoholic KOH result in the formation of but-1-yne or 1-butyne. The alcoholic KOH is a dehydrohalogentating agents.

The given reaction conversion are shown below.

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