Question

$\stackrel{\text{Cold}\text{dil}\text{.}\text{alk}{\text{.KMnO}}_4}{\to }\text{X}\stackrel{{\text{HIO}}_4}{\to }\text{Y}\stackrel{{\text{OH}}^{-}}{\to }\text{Z}$
In the above sequence of reactions, Z is

• A.
• B.
• C.
• D.

Answer 1

Answer: (C)

When alkene reacts with the cold diluted alkaline potassium permanganate solution then syn hydroxylation takes place. Then on reaction with periodic acid, oxidation reaction occurs and in the last step aldol reaction is occurred.