Question

Which type of nucleophilic substitution reaction favoured in the following substrates and why? A. n-butyl chloride with CN-
B. benzyl chloride with CN-

Answer 1

Answer:

(CH3)3C-Br + CN(–) ——> (CH3)2C=CH2 + Br(–) + HCN. We know that t-butyl bromide is not expected to react by an