Question:
Amongst the given set of reactants, the most appropriate for preparing 2°
amine is _____.
(i) 2° R—Br + NH3
(ii) 2° R—Br + NaCN followed by H2/Pt
(iii) 1° R—NH2 + RCHO followed by H2/Pt
(iv) 1° R—Br (2 mol) + potassium phthalimide followed by H3O+/heat
Solution:
Option (iii) 1° R—NH2 + RCHO followed by H2/Pt is the answer.