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.