Synonyms: Toluene, p,a,a-trichloro- (8CI); 1-Chloro-4-(dichloromethyl)benzene;4-Chloro-1-(dichloromethyl)benzene; 4-Chlorobenzal chloride;4-Chlorobenzylidene chloride; Dichloro(4-chlorophenyl)methane;p-(Dichloromethyl)benzyl chloride; p-Chlorobenzal chloride; p-Chlorobenzylidenechloride; a,a,4-Trichlorotoluene; a,a,p-Trichlorotoluene