1,1,1-Trifluoro-2,4-pentanedione 1,1,1-Trifluoroacetylacetone 1,1,1-Trifluoropentane-2,4-dione 2,4-Pentanedione, 1,1,1-trifluoro- 367-57-7 EINECS 206-698-5 NSC 9455 Trifluoroacetylacetone