NEET 2011 Chemistry question
An organic compound A on treatment with gives B which on heating gives C, C when treated with in the presence of KOH produces ethylamine. Compound A is :
Answer: (4)
Solution
Work backwards. Ethylamine, , is formed by the Hofmann bromamide degradation of an amide with one more carbon, so C is propanamide ($RCONH_2 + Br_2 + 4KOH → RNH_2 + K_2CO_3 + 2KBr +
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