MHT CET 2025 Chemistry question

Identify the product 'B' in the following sequence of reactions. Ethanenitrile A B +

(A)Ethylamine
(B)Ethanamide
(C)Ethanol
(D)EthanalCorrect

Answer: (D)

Solution

This is Stephen's reduction. Ethanenitrile () is partially reduced by stannous chloride and HCl to the imine hydrochloride, \mathrm{CH_3CH{=}NH{\cdot}HCl} (A), which on acid hydrolysis gives the aldehyde and ammonium chloride: CH_3CHH_2O\xrightarrow{H_3O^+}$

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Question ID VK-102395