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Reactio of trans 2-phynyl-1- bromocyclop...

Reactio of trans 2-phynyl-1- bromocyclopentane on reaction with alcoholic KOH produces

A

4-phenylcyclopentene

B

2-phenylcyclopentene

C

1-phenylcyclopentene

D

3-phenylcyclopentene

Text Solution

Verified by Experts

The correct Answer is:
D

It’s antielimination `(E_2)` reaction so hydrogen atom from second carbon can not eliminate as it is in syn−position rather hydrogen atom from 5th carbon will eliminate.
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