Question

Which of the following compounds will show the maximum enol content?

• A. $C{H}_{3}COC{H}_{2}COC{H}_3$
• B. $C{H}_{3}COC{H}_3$
• C. $C{H}_{3}COC{H}_{2}CON{H}_3$
• D. $C{H}_{3}COC{H}_{2}COO{C}_2{H}_5$

Answer 1

Answer: (A)

Due to presence of active methylene group and stabilization of enol by intramoelcular $H$ bond forming $6$ membered ring structure.