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Exam: Olympiad workbook
Subject: NSEC
Chapter: General Organic Chemistry

Olympiad workbook · NSEC · General Organic Chemistry

Reaction of para-Chloroaniline with acetic anhydride in pyridine...

Reaction of para-Chloroaniline with acetic anhydride in pyridine gave a crude mixture of

94 \%

of para-chloroacetanilide and

6 \%

unreacted amine. From the following, the best treatment suitable for purification of para-chloroacetanilide is

Options

Atreating the reaction mixture with methyl iodide
Bwashing an ether solution of the crude product with concentrated brine (aq. NaCl )
Cwashing an ether solution of the crude product with $5 \%$ cold aqueous sulfuric acid
Dwashing an ether solution of the crude product with $5 \%$ aqueous sodium carbonate

Correct answer

C. washing an ether solution of the crude product with $5 \%$ cold aqueous sulfuric acid

Step-by-step solution

No Solution

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