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13.9     Give the structures of A, B and C in the following reactions:

                 (v) CH_{3}COOH\xrightarrow[\Delta ]{NH_{3}}A\xrightarrow[]{NaOBr}B\xrightarrow[]{NaNO_{2}/HCl}C

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A- ethanamide (CH_{3}CONH_{2})

B- methenamine (CH_{3}NH_{2})

C- methanol (CH_{3}OH)

Acetic acid reacts with ammonia, gives ethanamide and the second reaction is Hoffmann bromamide degradation reaction so it removes -CO group and form methenamine and after that the last product is methanol.

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manish

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