4-Methyl-3-sulfamoylbenzoic acid CAS 20532-05-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20532-05-2 |
| Molecular Formula | C8H9NO4S |
| Molecular Weight | 215.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Methyl-3-sulfamoylbenzoic acid (CAS 20532-05-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H9NO4S. Molecular weight: 215.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H9NO4S |
| Molecular Weight | 215.23 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 3-Methyl-5-sulfamoylbenzoic acid (CAS 1016703-57-3)
- 2-Methyl-3-sulfamoylbenzoic acid (CAS 1342428-00-5)
- 5-Methyl-2-sulfamoylbenzoic acid (CAS 1384725-79-4)
- 2-Methyl-4-sulfamoylbenzoic acid (CAS 860752-46-1)
- 3-Methyl-4-sulfamoylbenzoic acid (CAS 866997-46-8)
- 2-methyl-5-sulfamoylbenzoic acid (CAS 20532-14-3)
- 3-Sulfamoylbenzoic Acid (CAS 636-76-0)
- 2-Sulfamoylbenzoic acid (CAS 632-24-6)
Recommended Standards
- 4-Methanesulfonyl-2-methyl-1-nitrobenzene (CAS 252561-99-2)
- 4-sulfamoylphenyl acetate (CAS 69728-92-3)
- 4-Amino-3-methanesulfonylbenzoic acid (CAS 34263-58-6)
- (4E)-3-(Chloromethyl)-4-(2-nitrobenzylidene)-isoxazol-5(4H)-one 1142198-95-5 (CAS 1142198-95-5)
- N-(4-aminophenyl)-3-(piperidin-1-yl)propanamide (CAS 738546-03-7)
- 5-(Trifluoromethyl)-1-[3-(trifluoromethyl)phenyl]-1h-pyrazole-4-carboxylic acid (CAS 98534-85-1)
- 2-(Dimethylamino)ethyl hydrogen carbonate (CAS 220858-97-9)
- 2-Chloro-5-(cyanomethyl)benzoic acid (CAS 66658-58-0)
- 2,6-Dichloro-3-methoxybenzoic Acid (CAS 32890-93-0)
- Calcium-Like Peptide 3 (CAS 261969-05-5)
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