A carbonyl compound $P$, which gives positive iodoform test, undergoes reaction with MeMgBr followed

Question

A carbonyl compound $P$, which gives positive iodoform test, undergoes reaction with MeMgBr followed by dehydration to give an olefin $Q$. Ozonolysis of $Q$ leads to a dicarbonyl compound $R$, which undergoes intramolecular aldol reaction to give predominantly $S$.

Professor PC Thomas Classes · Answer

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