Synonyms: Butanedioicacid, sulfo-, 1,4-diethyl ester, sodium salt (9CI); Succinic acid, sulfo-, 1,4-diethylester, sodium salt (8CI); Succinic acid, sulfo-, diethyl ester, S-sodium salt(7CI); Succinic acid, sulfo-, diethyl ester, sodium salt (6CI); 1,4-Diethylsulfosuccinate sodium salt; 2-EGESYaK; Diethyl sulfosuccinate sodium salt; NSC158579; Sodium sulfosuccinic acid diethyl ester