Synonyms: sodium; 3,5-bis(methoxycarbonyl)benzenesulfonate; dimethyl benzene-1,4-dicarboxylate; ethylene glycol;AC1Q1W1X;AR-1L5342;Polyester(ethylene glycol:isophthalic acid, 5-sulfo-, sodium salt:terephthalic acid);1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt (1:1), polymer with 1,4-dimethyl 1,4-benzenedicarboxylate and 1,2-ethanediol;1,3-Benzenedicarboxylic acid, 5-sulfo-, 1,3-dimethyl ester, sodium salt, polymer with dimethyl 1,4-benzenedicarboxylate and 1,2-ethanediol