Identify the product 'B' in the following reaction Toluene [CS_2] Chromyl chloride A H_3O^+ B

MHT CET 2024 Chemistry question

Identify the product 'B' in the following reaction

(A)Benzal chloride
(B)BenzaldehydeCorrect
(C)Benzyl alcohol
(D)Benzoic acid

Answer: (B)

Solution

This is the Etard reaction. Toluene reacts with chromyl chloride () in to give a brown chromium complex (A), . Hydrolysis of this complex with gives benzaldehyde: $

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Question ID VK-093220