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Question: Answered & Verified by Expert
Alkyl cyanides undergo Stephen reduction to produce
ChemistryAldehydes and KetonesVITEEEVITEEE 2008
Options:
  • A aldehyde
  • B secondary amine
  • C primary amine
  • D amide
Solution:
1048 Upvotes Verified Answer
The correct answer is: aldehyde
Stephen reduction is partial reduction of alkyl or aryl cyanides to give corresponding aldehydes with a suspension of anhydrous stannous chloride in ether.
$\mathrm{SnCl}_{2}+2 \mathrm{HCl} \longrightarrow \mathrm{SnCl}_{4}+2[\mathrm{H}]$

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