Carboxylic Acid and Acid DerivativesHard
Question
CH3CH2C ≡ N 
CH3CH2CHO
The compound X is
CH3CH2CHOThe compound X is
Options
A.SnCl2/HCl/H2O, boil
B.H2/Pd - BaSO4
C.LiAIH4 /ether
D.NaBH4/etherH3O+
Solution
Completing the five reaction
CH3 - CH2 - C ≡ N
CH3CH2CH = NH 
CH3CH2CHO + NH4Cl
It is Stephen′s reduction.
CH3 - CH2 - C ≡ N
CH3CH2CH = NH CH3CH2CHO + NH4ClIt is Stephen′s reduction.
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