123-54-6 2,4-Dioxopentane 2,4-Pentadione 2,4-Pentanedione 2-Propanone, acetyl- ACAC Acetoacetone Acetone, acetyl- Acetylacetone Diacetylmethane NSC5575 Pentane-2,4-dione Pentanedione Pentanedione-2,4 WLN: 1V1V1