.alpha.,.alpha.,.alpha.,3,4-Pentachlorotoluene 1,2-Dichloro-4-trichloromethylbenzene 13014-24-9 3,4-Dichlorobenzotrichloride 3,4-Dichlorophenyltrichloromethane Benzene, 1,2-dichloro-4-(trichloromethyl)- NSC163901 Toluene, .alpha.,.alpha.,.alpha.,3,4-pentachloro-