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

(i) 2° \text {R-Br+NH}_{3}

(ii) 2° \text {R-Br+NaCN} followed by \text {H}_{2}/\text {Pt}

(iii) 1° \text {R-NH}_{2}+\text {RCHO} followed by \text {H}_{2}/\text {Pt}

(iv) 1° \text {R-Br}\left ( \text {2 mol} \right )+ potassium phthalimide followed by \text {H}_{3}\text {O}^{+}/heat

 

Answers (1)

Option (iii) is the correct answer.

Posted by

infoexpert23

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