1-(Pentachlorophenyl)ethanone 114690-60-7 25201-35-8 4-07-00-00646 (Beilstein Handbook Reference) ACETOPHENONE, 2',3',4',5',6'-PENTACHLORO- BRN 1970874 Ethanone, 1-(pentachlorophenyl)- (9CI) Pentachloroacetophenone