3-Hydroxy-2-(methylsulfonamido)benzenesulfonamide CAS 1243476-55-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1243476-55-2 |
| Molecular Formula | C7H10N2O5S2 |
| Molecular Weight | 266.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Hydroxy-2-(methylsulfonamido)benzenesulfonamide (CAS 1243476-55-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H10N2O5S2. Molecular weight: 266.29 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C7H10N2O5S2 |
| Molecular Weight | 266.29 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 | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |
Related Hydroxy Standards
- 3-Hydroxy-4-(methylsulfonamido)benzenesulfonamide (CAS 1243368-70-8)
- 4-Hydroxy-3-(methylsulfonamido)benzenesulfonamide (CAS 1243410-34-5)
- 2-Hydroxy-5-(methylsulfonamido)benzenesulfonamide (CAS 1243458-99-2)
- 5-Hydroxy-2-(methylsulfonamido)benzenesulfonamide (CAS 1243474-38-5)
- 6-Ethyl-7-hydroxy-4-phenyl-2h-chromen-2-one (CAS 130182-00-2)
- (3R)-3-(4-hydroxy-1-oxo-isoindolin-2-yl)piperidine-2,6-dione (CAS 2414414-22-3)
- (3R)-3-(5-hydroxy-1-oxo-isoindolin-2-yl)piperidine-2,6-dione (CAS 2417258-71-8)
- (3S)-3-(4-hydroxy-1-oxo-isoindolin-2-yl)piperidine-2,6-dione (CAS 2702457-63-2)
Recommended Standards
- 4-(Benzyloxy)-1H-indole-7-carboxamide (CAS 1253792-07-2)
- 2-(4-Nitrophenyl)-3-(p-tolyl)propanenitrile (CAS 1254177-46-2)
- Methyl 2-(3-((tert-butoxycarbonyl)amino)pyridin-4-yl)acetate (CAS 1260789-40-9)
- 4-Phenoxyphenylglyoxylic Acid (CAS 79478-16-3)
- 1-(2-Bromo-4-methoxyphenyl)-2-chloroethan-1-one (CAS 1178445-77-6)
- Dabrafenib Impurity 21 (CAS CATO-C4X-303321)
- (±)-Nicotine-2，4，5，6-d4 (CAS 350818-69-8)
- 2-(2-Ethyl-4-methylthiazol-5-yl)acetic acid (CAS 1216001-53-4)
- 4-Methoxy-3-nitrophenylboronic Acid (CAS 827614-67-5)
- Tau Peptide (307-321) trifluoroacetate salt (CAS 330456-50-3)
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