3,5-Dibromo-4-hydroxybenzenesulfonamide CAS 31972-12-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31972-12-0 |
| Molecular Formula | C6H5Br2NO3S |
| Molecular Weight | 330.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 3,5-Dibromo-4-hydroxybenzenesulfonamide (CAS 31972-12-0) pharmaceutical standards reference standard. Molecular formula: C6H5Br2NO3S. Molecular weight: 330.98 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H5Br2NO3S |
| Molecular Weight | 330.98 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Halogen Content | Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dibromo Standards
- 2-(3,5-Dibromo-2-methoxyphenyl)-1H-pyrrole (CAS 10245-82-6)
- 6,8-Dibromo-3-methoxy-2-methylquinoline (CAS 861210-76-6)
- 4,5-Dibromo-2-(pyridin-2-yl)pyridazin-3(2H)-one (CAS 78389-21-6)
- 6,7-Dibromo-2-methylquinoline-5,8-dione (CAS 220657-98-7)
- 3,5-Dibromo-1-[(3-methylphenyl)methyl]-1h-1,2,4-triazole (CAS 1240572-63-7)
- 3,5-Dibromo-1-[(4-methylphenyl)methyl]-1H-1,2,4-triazole (CAS 919971-48-5)
- 4,6-Dibromo-2,2-difluoro-1,3-benzodioxol-5-amine (CAS 1037763-48-6)
- 5,6-Dibromo-4-(difluoromethyl)nicotinic acid (CAS 1804446-64-7)
Recommended Standards
- 1,3-Dichloro-2-iodo-4-isopropoxybenzene (CAS 2624417-10-1)
- Pyridazine, 3,6-dichloro-4-(3-iodopropyl)-5-methyl- (CAS 2599116-76-2)
- 5-Bromo-4-iodo-2-(methylthio)pyrimidine (CAS 65735-61-7)
- 2,4,6-Trimethylpyridin-3-amine hydrochloride (CAS 71595-27-2)
- Ethyl 2-(methylthio)-4-(2-(phenylamino)ethoxy)pyrimidine-5-carboxylate (CAS 34753-19-0)
- 5-(4-chlorophenyl)-1-(4-ethoxyphenyl)-1H-imidazole-2-thiol (CAS 794554-70-4)
- Ethyl 1-amino-1H-imidazole-2-carboxylate (CAS 1008130-15-1)
- N-(Benzo[d][1,3]dioxol-5-yl)-4-((2-methoxyethoxy)methyl)piperidine-1-carboxamide (CAS 1251709-94-0)
- Ethyl 1-(methylsulfonyl)piperidine-3-carboxylate (CAS 349625-89-4)
- Semaglutide Impurity 142 (CAS CATO-C4X-2226142)
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