1-(4-Chlorophenyl)ethanone 4'-Chloroacetophenone 4-Chloroacetophenone 99-91-2 Acetophenone, 4'-chloro- Ethanone, 1-(4-chlorophenyl)- NSC6115 Usaf do-1 WLN: GR DV1 p-Chloroacetophenone