Identify the product formed in each case - when an alkyne $\mathrm{C}_3 \mathrm{H}_4$ reacts with: \

Question

Identify the product formed in each case - when an alkyne $\mathrm{C}_3 \mathrm{H}_4$ reacts with: \ (i) $\mathrm{Hg}(\mathrm{OAc})_2 / \mathrm{H}_2 \mathrm{O} ; \mathrm{NaBH}_4$, \ (ii) $\mathrm{BH}_3 ; \mathrm{H}_2 \mathrm{O}_2 / \mathrm{OH}^{-}$

Professor PC Thomas Classes · Answer

Oxymercuration yields Markovnikov enol $	o$ ketone (acetone). Hydroboration yields anti-Markovnikov enol $	o$ aldehyde.