4-Aminobenzenesulfonate

• Formula: C₆H₆NO₃S^-

• MW: 172.18

• SMILES String: Nc1ccc(cc1)S([O-])(=O)=O

• Synonyms: 4-Aminobenzenesulfonic acid; Aniline-p-sulfonic acid; para-Anilinesulfonic acid; Sulfanilate; Sulfanilic acid

• CAS Reg. 121-57-3

• PubChem Substance Entry

• National Toxicology Program

• EAWAG-BBD reactions whose product is 4-Aminobenzenesulfonate
  • 4-Carboxy-4'-sulfoazobenzene -----> 4-Aminobenzoate + 4-Aminobenzenesulfonate (reacID# r0543)
  • Sulfanilamide -----> 4-Aminobenzenesulfonate (reacID# r1458)

• EAWAG-BBD reactions whose substrate is 4-Aminobenzenesulfonate
  • 4-Aminobenzenesulfonate -----> 4-Sulfocatechol (reacID# r0580)
  • 4-Aminobenzenesulfonate -----> 4-Sulfophenol (reacID# r1459)

Page Author(s): Ben Vickers, Tanhia Gonzalez
November 08, 2013 Contact Us

This is the EAWAG-BBD compound, compID# c0551.
It was generated on August 16, 2026 at 11:19:45 AM CDT.

© 2026, EAWAG.