JEE PYQ: Alcohols Phenols And Ethers Question 19
Question 19 - 2020 (05 Sep Shift 1)
Which of the following derivatives of alcohols is unstable in an aqueous base?
(1) [Structure: Cyclic ester (lactone) with $\text{RO}$ and $\text{Me}$ groups]
(2) [Structure: Benzyl carbonate with $\text{RO}$ group]
(3) Tetrahydropyranyl ether ($\text{RO}$ group on THP ring)
(4) $\text{RO}-\text{CMe}_3$ (tert-butyl ether)