释义 |
ˌacetoaˈcetic, a. [f. aceto- + acetic a.] acetoacetic acid, an unstable acid, present in traces in urine and in increased amount in the urine of diabetic patients; prepared from acetoacetic ester: a colourless liquid ester, ethyl acetoacetate.
1903Walker & Mott tr. Holleman's Org. Chem. I. 291 Acetoacetic acid..is not of much importance, but its ethyl ester, acetoacetic ester, is a very interesting compound. 1956Nature 24 Mar. 545/1 The formation of large amounts of acetoacetic acid CH3{b1}CO{b1}CH2{b1}COOH. 1957Technology Aug. 226/2 Another [chapter] on..synthetic reagents includes..acetoacetic and malonic esters. |