3,3,4,4,5,5,5-Heptafluoro-2-pentanone355-17-932 % similar Heptafluorobutyryl chloride375-16-632 % similar Perfluorobutanoic acid375-22-432 % similar 1-(4-Chlorophenyl)-4,4,4-trifluoro-1,3-butanedione18931-60-731 % similar Ethyl 2-thienylglyoxylate4075-58-531 % similar 4,4,4-Trifluoro-1-(4-methylphenyl)butane-1,3-dione720-94-531 % similar N-(Heptafluorobutyryl)imidazole32477-35-331 % similar Ethyl perfluoropentanoate424-36-230 % similar