MHT CET 2022 Chemistry question

Which among the following compounds is NOT used for the preparation of aromatic carboxylic acids from alkyl benzene?

(A)DiboraneCorrect
(B)dilute nitric acid
(C)Alkaline potassium permanganate
(D)Chromic acid

Answer: (A)

Solution

Aromatic carboxylic acids are prepared by vigorous oxidation of the alkyl side chain of alkylbenzenes (any alkyl group with a benzylic hydrogen is converted to –COOH) using strong oxidising agents such as alkaline or acidic , chromic acid

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Question ID VK-094433