4-Bromo-2-chlorobenzenesulfonamide CAS 351003-59-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 351003-59-3 |
| Molecular Formula | C6H5BrClNO2S |
| Molecular Weight | 270.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Bromo-2-chlorobenzenesulfonamide (CAS 351003-59-3) pharmaceutical standards reference standard. Molecular formula: C6H5BrClNO2S. Molecular weight: 270.53 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C6H5BrClNO2S |
| Molecular Weight | 270.53 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; 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.) | 2025 |
| Halogen Content | Cl/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 4-Bromo-3-chlorobenzene-1-sulfonamide (CAS 1032507-45-1)
- 5-bromo-2-chlorobenzene-1-sulfonamide (CAS 1208077-22-8)
- 2-Bromo-3-chlorobenzenesulfonamide (CAS 1261499-12-0)
- 3-Bromo-5-chlorobenzenesulfonamide (CAS 1261524-60-0)
- 2-bromo-6-chlorobenzene-1-sulfonamide (CAS 1261551-83-0)
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Recommended Standards
- 3-Bromo-4-chlorobenzene-1-sulfonamide (CAS 900814-26-8)
- 5-Bromo-2-chloro-3-(methylsulfonyl)pyridine (CAS 887308-14-7)
- 2-Bromo-5-chloro-benzenesulfonamide (CAS 749252-96-8)
- N-(5-Bromo-6-methylpyridin-2-yl)pivalamide (CAS 638140-70-2)
- 2-Chloro-1,1-difluoroethylene DISCONTINUED (CAS 359-10-4)
- Diethyl (4-aminophenyl)phosphonate (CAS 42822-57-1)
- 1-(1-Methyl-1h-pyrazole-5-carboxamido)cyclopentane-1-carboxylic acid (CAS 1153274-69-1)
- 2-(4-Heptyloxybenzoyl)-4-methylpyridine (CAS 1187170-39-3)
- Tert-butyl (S)-2-(3-methoxy-3-oxopropanoyl)pyrrolidine-1-carboxylate (CAS 1403576-45-3)
- Semaglutide impurity 51 (CAS CATO-C4X-222651)
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