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JEE PYQ: Aldehydes And Ketones Question 20

Question 20 - 2020 (08 Jan Shift 2)

Epoxide (1-methylcyclohexene oxide) + $\text{H}_3\text{O}^+$ $\to$ major product?

(1). (Cyclohexanone with methyl)

(2). (Trans-diol)

(3). (Rearranged ketone/alcohol product)

(4). (Ring expansion product)

Show Answer

Answer: (3)

Solution

Acid-catalyzed ring opening of the epoxide with rearrangement gives the more stable product.


Learning Progress: Step 20 of 49 in this series