2-14-00-00488 (Beilstein Handbook Reference) 3-Amino-5-chloro-4-hydroxybenzenesulfonic acid 3-Amino-5-chloro-4-hydroxybenzenesulphonic acid 5-Chloro-4-hydroxymetanilic acid 5857-94-3 BRN 3285003 Benzenesulfonic acid, 3-amino-5-chloro-4-hydroxy- EINECS 227-482-7 Kyselina 2-chlor-6-aminofenol-4-sulfonova [Czech] METANILIC ACID, 5-CHLORO-4-HYDROXY-