acetoacetic acid

[ uh-see-toh-uh-see-tik, -uh-set-ik, as-i-toh- ]

noun

, Chemistry.

1. a colorless, oily liquid, C 4 H 6 O 3 , soluble in water, alcohol, and ether: used in synthetic organic chemistry.

Word History and Origins

Origin of acetoacetic acid¹

First recorded in 1895–1900; aceto- + acetic