STANDARD Chemistry Preparation of Amines MCQ Question
Which of the following methods of preparation of amines will not give same number of carbon atoms in the chain of amines as in the reactant?
Reaction of nitrite with LiAlH₄.
Reaction of amide with LiAlH₄ followed by treatment with water.
Heating alkyl halide with potassium salt of phthalimide followed by hydrolysis.
Treatment of amide with bromine in aqueous solution of sodium hydroxide.
Correct Answer
Detailed Explanation
All other reactions give the same number of C atoms in the chain of amines as in the reactants. The reaction of amide with bromine in aqueous solution of sodium hydroxide results in one less carbon atom.
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