MHT CET 2023 Chemistry question

Which of the following amines on heating with chloroform generate foul smelling product?

(A)EthanamineCorrect
(B)Ethlmethyl amine
(C)Ethyldimethyl amine
(D)Diethylmethyl amine

Answer: (A)

Solution

The carbylamine (isocyanide) test: only primary amines (aliphatic or aromatic) on heating with chloroform and alcoholic KOH form isocyanides (carbylamines), which have a very foul smell: C_2H_5NH_2CHCl_3$ + 3KOH →

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Question ID VK-098188