Which of the following reactions does NOT yield an amine

1. $\mathrm{R}-\mathrm{X}+\mathrm{NH}_{3(\mathrm{alco})} \longrightarrow$
2. 
3. 
4. $\mathrm{R}-\mathrm{CN}+\mathrm{H}_{2} \mathrm{O} \stackrel{H^{+}}{\longrightarrow}$

Solution

Or the final equation becomes

Asked in: MHT CET 2020 (12 Oct Shift 1)

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