Question

stephens reaction with eg

Answer 1

Phenyl cyanide when reduced with HCl andSnCl2 gives a complex compound which on hydrolysis gives benzaldehyde.
C6H5CN +2H - - - - in presence of HCL& SNCL2---------- C6H5-CH=NH - - - - - - giving water -—--------- C6H5-CHO + NH3.

Answer 2

Nitriles with stannous chloride in the presence of hydrochloric acid reduced to the corresponding amine and give the corresponding aldehyde after hydrolysis.

I'm attaching the reaction :)

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