engineering chemistry MCQ #500

What is the major product of the reaction of cyclopentanone with methylmagnesium bromide?

engineering chemistry MCQ #500

  1. Question 1

    Q1. What is the major product of the reaction of cyclopentanone with methylmagnesium bromide?

    • A) 1-Methylcyclopentanol
    • B) Methylcyclopentane
    • C) Cyclopentanol
    • D) 1-Methylcyclopentene

    Answer: 1-Methylcyclopentanol

    Explanation: Cyclopentanone reacts with methylmagnesium bromide (a Grignard reagent) to form 1-methylcyclopentanol, a tertiary alcohol, after hydrolysis.