1-(2,5-Dimethylphenyl)ethan-1-one 2',5'-Dimethylacetophenone 2142-73-6 AI3-01857 Acetophenone, 2',5'-dimethyl- (8CI) EINECS 218-399-7 Ethanone, 1-(2,5-dimethylphenyl)- NSC 6325