Synonyms: 1,2-Benzenedicarboxylic acid, oxydi-2,1-ethanediyl ester;2-[2-[2-(2-Carboxybenzoyl)oxyethoxy]ethoxycarbonyl]benzoic acid;2,2'-[Oxybis(ethane-2,1-diyloxycarbonyl)]dibenzoic acid;Diethylene glycol, bis(hydrogen phthalate);Oxydi-2,1-ethanediyl 1,2-benzenedicarboxylate;