Identify the Gabriel phthalimide synthesis reaction from the reactants and reagents used in it.

1. $\mathrm{R}-\mathrm{C} \equiv \mathrm{N}+[\mathrm{H}] \underset{\text { ether }}{\stackrel{\mathrm{LiAlH}_4}{\longrightarrow}}$ product
2. $\mathrm{R}-\mathrm{CO}-\mathrm{NH}_2+[\mathrm{H}] \underset{\text { ether }}{\stackrel{\mathrm{LiAlH}_4}{\longrightarrow}}$ product
3. $\mathrm{R}-\mathrm{CO}-\mathrm{NH}_2+\mathrm{Br}_2+4 \mathrm{NaOH}_{\text {(aq.) }} \stackrel{\Delta}{\longrightarrow}$ product
4. 
   

Solution

Gabriel phthalimide synthesis reaction

Asked in: MHT CET 2022 (08 Aug Shift 2)

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