Answer to Question #173868 in Organic Chemistry for Mons

Question

Stereochemistry of Ethynylcyclohexane + [1] BH3, [2] H2O2, OH

Answer 1

BH₃ / H₂O₂ / OH^- is the reagent gives alcohol and alcohol attached after breaking double bond .

This Reagent attached OH in the same direction of H .

That is This reagent gives Syn addition.

Trans alkene give Racemic mixture .

Cis alkene give meso product .

This is Stereochemistry