Q76 / 180 · NEET 2020 (Phase 1) · Chemistry

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

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

Solution

Acetone on reaction with methyl magnesium bromide gives tertiary alcohol.

In this reaction methyl carbanion attacks on carbonyl compound on the electrophilic site of carbonyl group to form tertiary alcohol. 

 

Figure

Hence, the correct answer is option: 'B'.

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