5-(Methylsulfonamido)benzo[b]thiophene-2-carboxylic acid CAS 928709-53-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 928709-53-9 |
| Molecular Formula | C10H9NO4S2 |
| Molecular Weight | 271.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 5-(Methylsulfonamido)benzo[b]thiophene-2-carboxylic acid (CAS 928709-53-9), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H9NO4S2. Molecular weight: 271.31 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H9NO4S2 |
| Molecular Weight | 271.31 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Methylsulfonamido Standards
- 4-(Methylsulfonamido)benzenesulfonyl Chloride (CAS 93345-21-2)
- Methyl 3-(methylsulfonamido)-5-nitrobenzoate (CAS 695216-00-3)
- 2-(Methylsulfonamido)phenyl methanesulfonate (CAS 71270-62-7)
- Ethyl 5-(methylsulfonamido)-1H-indole-2-carboxylate (CAS 179556-14-0)
- 4-(Methylsulfonamido)-2-(trifluoromethyl)benzoic acid (CAS 1314406-51-3)
- Ethyl 3-(methylsulfonamido)benzofuran-2-carboxylate (CAS 1263213-31-5)
- 3-(Methylsulfonamido)-5-nitrobenzamide (CAS 945397-33-1)
- Ethyl 2-(Methylsulfonamido)phenylacetate (CAS 36064-30-9)
Recommended Standards
- 5-(4-Fluorophenyl)-N-phenyl-1,3,4-thiadiazol-2-amine (CAS 827580-58-5)
- 5-(Tert-butoxycarbonyl)-8-hydroxy-5-azaspiro[2.5]Octane-1-carboxylic acid (CAS 2387597-31-9)
- 5-(4-Fluorophenyl)-4-phenyl-4H-1,2,4-triazole-3-thiol (CAS 205806-34-4)
- 4-(4-Methylpiperazin-1-yl)aniline hydrochloride (CAS 194799-59-2)
- Methyl 3-Deoxy-D-arabino-heptulopyranoside-7-Phosphate (CAS 91382-81-9)
- 3-(1-tert-butoxycarbonylpyrrolidin-3-yl)prop-2-ynoic acid (CAS 2172597-24-7)
- N-(5-Cyclopropyl-1,3,4-thiadiazol-2-yl)-2,6-dimethoxybenzamide (CAS 82559-73-7)
- L-Serine hydrochloride (CAS 16428-75-4)
- 19-(tert-Butoxy)-19-oxononadecanoic acid (CAS 1643852-37-2)
- Tirzepatide Impurity 46 (CAS CATO-C4X-324046)
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