acetylacetone
/ˌasɪtʌɪlˈasɪtəʊn/ /ˌasɪtɪlˈasɪtəʊn/Chemistry
noun
A pale yellow liquid diketone which readily forms coordination complexes with metals and is used as a solvent and as a reagent in organic and organometallic synthesis.
- Systematic name: 2,4-pentanedione; CH3COCH2COCH3..
Origin
Late 19th century; earliest use found in Chemical News. From acetyl + acetone.