Question

3. propose a pathway to synthesize the following products from the provided reactants: HCA Alkyne 2 - cis acker KOH Brz ☺ 2Nantes LE- Hz Lindlar catylst A oorehe, no matta Gior ini kot, hate, ☆ Y HBY Partidual GH ~

Answer 1

Br x KOH -HBr major minor i)BH3,THF ii)H2O2, NaOH OH K2Cr2O7, H2SO4 ☺ Br HBr MgBr Mg, Et20 Br ㅁ