2-Bromo-1-(2,4-dichlorophenyl)ethan-1-one2-Bromo-2',4'-dichloroacetophenone2,4-Dichlorophenacyl bromide 97%2-Bromo-2′,4′-dichloroacetophenone2-溴-2′,4′-二氯苯乙酮2-Bromo-2',4'-dichloroacetophenone2',4'-Dichloro-2-bromoacetophenone2,4-Dichlorophenacyl bromideα-Bromo-2,4-dichloroacetophenoneω-Bromo-2,4-dichloroacetophenone2,4-Dichlorophenyl Bromomethyl Ketone2-Bromo-1-(2,4-dichlorophenyl)ethanone2-Bromo-2',4'-dichloroacetophenone 2-BROMO-2',4'-DICHLOROACETOPHENONE