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COMEDK2018ChemistryAmines

Which of the following would undergo Hofmann reaction to give a primary amine?

Options

  1. ARCO NH CH ₃
  2. BRCONH ₂
  3. CR C O O R

Correct answer

C. R C O O R

Step-by-step solution

In Hofmann bromamide reaction, primary amide reacts with bromine and sodium hydroxide to form isocyanate, which is hydrolysed to give primary amine (with one carbon less) aloner with decarboxylation.

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