Synonyms: disodium dodecyl 4-sulphonatophthalate;1,2-Benzenedicarboxylic acid, 4-sulfo-, 1-dodecyl ester, disodium salt;4-Sulfo-1,2-benzenedicarboxylic acid 1-dodecyl 2,4-disodium salt;1,2-Benzenedicarboxylic acid, 4-sulfo-, 1-dodecyl ester, sodium salt (1:2);Einecs 269-192-3