A) Stephen
B) Rosenmund
C) Wurtz
D) HVZ reaction
Correct Answer: A
Solution :
The formation of aldehyde from alkyl cyanide takes place as \[\underset{\text{alkyl}\,\,\text{cyanide}}{\mathop{R-C\equiv N+2H}}\,\xrightarrow[+HCl]{SnC{{l}_{2}}}\underset{\text{aldimine}\,\,\text{hydrochloride}}{\mathop{RCH=NH\cdot HCl}}\,\]\[\xrightarrow{{{H}_{2}}O}\underset{\text{aldehyde}}{\mathop{RCHO}}\,+N{{H}_{4}}Cl\] This reaction is known as Stephens reaction.
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