Question

$H_{2}C=CH-C{H}_{2}CN\stackrel{1.PhMgBr}{\underset{2.H^{+}/H_{2}O}{\to }D}$

Complete the reaction.

Answer 1

In Gringard reagent, the phenyl anion acts as nucleophile which on react with electrophile center of cyanide , i.e., on carbon atom and on hydrolysis to form product.