NameBenzenesulfonic acid,5-amino-2,4-dimethyl-, sodium salt (1:1) CAS64501-84-4 SynonymsBenzenesulfonicacid, 5-amino-2,4-dimethyl-, monosodium salt (9CI); Sodium 2,4-dimethylaniline-5-sulfonate Molecular FormulaC8H11 N O3 S . Na Molecular Weight223.22