Amongst the given set of reactants, the most appropriate for preparing 2° amine is _____.
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
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