Which of the following is NOT a correct method of the preparation

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Question:

Which of the following is NOT a correct method of the preparation of benzylamine from cyanobenzene?

 

  1. (i) $\mathrm{HCl} / \mathrm{H}_{2} \mathrm{O}$

    (ii) $\mathrm{NaBH}_{4}$

  2. (i) $\mathrm{LiAIH}_{4}$

    (ii) $\mathrm{H}_{3} \mathrm{O}^{+}$

  3. (i) $\mathrm{SnCl}_{2}+\mathrm{HCl}($ gas $)$

    (ii) $\mathrm{NaBH}_{4}$

  4. $\mathrm{H}_{2} / \mathrm{Ni}$

Correct Option: 1

Solution:

 

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