Question

An organic compound (A) of molecular formula C₂H₄ O₂ reacts with PCI₅ to give (B) of formula C₂H₃OCI. (B) on treatment with ammonia gives (C) of formula C₂H₅NO. (C) on reaction with Br₂ and KOH gives CH₅N as (D). Identify A,B,C,D and explain the reactions involved.

Answer 1

1. The organic compound (A) is identified as CH₃COOH (Acetic acid).

2. Acetic acid reacts with PCI₅ to form acetyl chloride as (B)

3. Acetyl chloride on reaction with ammonia gives acetamide as (C)

4. Acetamide on treatment with Br₂ , and KOH gives methylamine as (D)