Tetral, dimethyl 2,3,5,6-tetrachlorobenzene-1,4-dicarboxylate, Tetrachloroterephthalic Acid Dimethyl Ester, 1,4-dimethyl 2,3,5,6-tetrachloro-1,4-benzenedicarboxylate, DCPA, dimethyl 2,3,5,6-tetra-chloroterephthalate, chlorthal, Chlorthal-dimethyl,Dimethyl tetrachloroterephthalate, Chlorthal-methyl, Fatal, Dacthalor, Dimethyl tetrachloroterephthalate, Chlorthal-dimethyl, DIMETHYL 2,3,5,6-TETRACHLOROTEREPHTHALATE, dacthal