STANDARD Chemistry Preparation of Amines MCQ Question
In order to prepare a 1° amine from an alkyl halide with simultaneous addition of one CH₂ group in the carbon chain, the reagent used as source of nitrogen is __________.
sodium amide, NaNH₂
sodium azide, NaN₃
potassium cyanide, KCN
potassium phthalimide, C₆H₄(CO)₂N⁻K⁺
Correct Answer
Detailed Explanation
Potassium cyanide, KCN, reacts with alkyl halides to form nitriles, which can be reduced to primary amines with an additional CH₂ group.
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