CH3CH2CONH2________>CH3CHCH2
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Answer:
CH
3
CH
2
CONH
2
A
CH
3
−CH
2
−NH
2
B
CH
3
−CH
2
−OH
Step-by-step explanation:
In the above sequence A & B respectively are Br
2
/KOH and HNO
2
The first step is Hoffmann bromamide degradation reaction in which an amide (propanamide) is converted to an amine (ethylamine) containing one carbon atom less. The reagent A is bromine in presence of KOH. In the second step, aliphatic primary amine (ethyl amine) reacts with nitrous acid (reagent B) to form aliphatic primary alcohol (ethyl alcohol).
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