1-[2-Chloro-4-(4-chlorophenoxy)phenyl]ethan-1-one , its cas register number is 119851-28-4. It also can be called 1-[2-Chloro-4-(4-chlorophenoxy)phenyl]ethanone ; Ethanone, 1-[2-chloro-4-(4-chlorophenoxy)phenyl]- ; 1-[2-chloro-4-(4-chlorophenoxy)phenyl]-1-ethanone ; 1-Acetyl-2-chloro-4-(4-chlorophenoxy)benzene ; 2-Chloro-4-(4-chlorophenoxy)acetophenone . You should avoid 1-[2-Chloro-4-(4-chlorophenoxy)phenyl]ethan-1-one (CAS NO.119851-28-4) contact with skin and eyes.