Synonyms: 1,2-Benzenedicarboxylic acid, 4,4'-carbonylbis-, copper(2+) salt (1:2);4,4'-Carbonyldiphthalic acid, dicopper salt;Dicupric 4,4'-carbonyldiphthalate;Copper 4,4'-carbonylbisphthalate (2:1);dicopper(2+) 4,4'-carbonyldibenzene-1,2-dicarboxylate