JEE Main Chemistry question

Cyclohexanecarboxylic acid --HBr--> ? Product is

(A)A ring-brominated acid bromide, alternate drawing
(B)Cyclohexanecarbonyl bromide (ring–COBr)
(C)2-Bromocyclohexanecarboxylic acid (ring–COOH with an α-ring Br)Correct
(D)4-Bromocyclohexanecarboxylic acid

Answer: (C)

Solution

Under the forcing/radical-type conditions typically implied for such a transformation (analogous to HVZ-type alpha-halogenation extended to an alicyclic system), HBr introduces a bromine at the ring carbon alpha to the

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Question ID VK-149455