?2-Bromo-1-(4-fluorophenyl)ethan-1-one (CAS NO.403-29-2) is also named as 2-Bromo-1-(4-fluorophenyl)ethanone?; Acetophenone, 2-bromo-4'-fluoro- ; Ethanone, 2-bromo-1-(4-fluorophenyl)- ; p-Fluorophenacyl bromide ; 2-Bromo-1-(4-fluoro-phenyl)-ethanone ; 2-Bromo-4'-fluoroacetophenone .?2-Bromo-1-(4-fluorophenyl)ethan-1-one (CAS NO.403-29-2) is?beige to light grey-green cryst. powder or flakes.