98-42-0 3-Amino-4-methoxybenzenesulphonic acid Benzenesulfonic acid, 3-amino-4-methoxy- Metanilic acid, 4-methoxy- (8CI) 3-Amino-4-methoxybenzenesulfonic acid o-Anisidine-p-sulfonic acid o-Anisidine-4-sulfonic acid EINECS 202-667-5 2-Methoxyaniline-5-sulfonic acid 4-Methoxymetanilic acid 2-Methoxy-5-sulfoaniline NSC 74459 EC 202-667-5 CAS 98-42-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 98-42-0 |
| Molecular Formula | C7H15NO4S |
| Molecular Weight | 209.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 98-42-0 3-Amino-4-methoxybenzenesulphonic acid Benzenesulfonic acid, 3-amino-4-methoxy- Metanilic acid, 4-methoxy- (8CI) 3-Amino-4-methoxybenzenesulfonic acid o-Anisidine-p-sulfonic acid o-Anisidine-4-sulfonic acid EINECS 202-667-5 2-Methoxyaniline-5-sulfonic acid 4-Methoxymetanilic acid 2-Methoxy-5-sulfoaniline NSC 74459 EC 202-667-5 (CAS 98-42-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H15NO4S. Molecular weight: 209.26 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H15NO4S |
| Molecular Weight | 209.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Amino Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com