The compound that readily tautomerises is

Question

The compound that readily tautomerises is (A) CH3COCH2CO2C2H5 (B) CH3COCH2CHCH3 (C) CH3COCH2CH2CH3 (D) (CH3)3 CCOC(CH3)3

Tardigrade Admin · Accepted Answer

Aceto acetic ester has active methylene

[O ∣∣ C - C H_{2} - O ∣∣ C]

group, which readily tautomerises to give enol.

C H_{3} - O ∣∣ C - H ∣ C - O ∣∣ C - O C_{2} H_{5} ⇌

C H_{3} - O ∣ H C = C H - O ∣∣ C - O C_{2} H_{5}

Q. The compound that readily tautomerises is