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OAPSA is a very important intermediate, OAPSA is used with other intermediate to manufacture quality products
| Product Characteristics | Product Detail |
|---|---|
| CAS No | 98-37-3 |
| Formula | C6H7NO4S |
| Molecular Weight | 189.19 |
| Synonyms | 1-Phenol-4-sulfonicacid, 2-amino- (4CI);Metanilic acid, 4-hydroxy- (7CI,8CI);1-Amino-2-hydroxy-5-benzenesulfonic acid;1-Hydroxy-2-aminobenzene-4-sulfonicacid;2-Amino-1-phenol-4-sulfonic acid;2-Amino-4-sulfophenol;2-Aminophenol-4-sulfonic acid;2-Hydroxy-5-sulfoaniline;3-Amino-4-hydroxybenzenesulfonic acid;4-Hydroxy-3-aminobenzenesulfonic acid;NSC 1491;o-Aminophenol-p-sulfonic acid; |
| EINECS | 202-662-8 |
| Density | 1.675 g/cm3 |
| Appearance | brown crystals |