Question

Reaction between acetone and methylmagnesium chloride followed by hydrolysis will be give :

• A. Tert. butyl alcohol
• B. Isobutyl alcohol
• C. Sec. butyl alcohol
• D. Isopropyl alcohol

Answer 1

The correct option is A Tert. butyl alcohol

$R^{-}$ from grignard reagent is a strong nucleophile and it attacks the electrophilic carbonly carbon to give addition product. This is a nucleophilic addition reaction.
Thus, tertiary butyl alcohol is formed.
Hence, option (c) is correct.