2,2,2-Trichloro-1-(4-(1,1-dimethylethyl)phenyl)ethan-1-one 2,2,2-Trichloro-4-tert-butyl acetophenone 51326-37-5 66231-34-3 EINECS 257-138-1 Ethanone, 2,2,2-trichloro-1-(4-(1,1-dimethylethyl)phenyl)-