Synonyms:
4-aminotoluene-2-sulfonic acid ; 4-methyl-3-sulfoaniline ; p-toluidine-3-sulfonic acid ; p-methylaniline-3-sulfonicac ; para toluidine m sulfonic acid ; p-toluidine-o-sulfonic acid ; 5-amino-o-toluenesulfonic acid ; paratoluidine-o-sulfonic acid ; 4-amino-2-sulfotoluene ; 4-aminotoluol-2-sulfonsure