In the following reaction sequence, the compound $J$ is an intermediate.\
$J\left(\mathrm{C}_9 \mat

Question

In the following reaction sequence, the compound $J$ is an intermediate.\
$J\left(\mathrm{C}_9 \mathrm{H}_8 \mathrm{O}_2ight)$ gives effervescence on treatment with $\mathrm{NaHCO}_3$ and a positive Baeyer's test.

Professor PC Thomas Classes · Answer

See detailed solution for explanation.