Amongst the given set of reactants,

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.

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