CBSE Class 12 · 2003 · Foreign · Compounds Containing NitrogenVery Short Answer

Illustrate the following with an example: acetylation reaction.

Answer: RNH₂ + CH₃COCl (or (CH₃CO)₂O)/pyridine → RNHCOCH₃; e.g. aniline → acetanilide.

Solution

Replacement of an N–H (or O–H) hydrogen by acetyl:

C_{6} H_{5} N H_{2} + (C H_{3} CO)_{2} O pyridine C_{6} H_{5} NHCOC H_{3} + C H_{3} COOH

(acetanilide).

CBSE Class 12 Board · 2003 · Foreign · Subjective