4-Bromo-N-(3,4-difluorophenyl)-2-fluorobenzenesulfonamide CAS 1771023-75-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1771023-75-6 |
| Molecular Formula | C12H7BrF3NO2S |
| Molecular Weight | 366.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Bromo-N-(3,4-difluorophenyl)-2-fluorobenzenesulfonamide (CAS 1771023-75-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C12H7BrF3NO2S. Molecular weight: 366.15 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C12H7BrF3NO2S |
| Molecular Weight | 366.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1994 |
| Halogen Content | F/Br-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Bromo Standards
- 4-Bromo-N-(2,4,5-trifluorophenyl)benzenesulfonamide (CAS 1480694-08-3)
- 4-Bromo-N-(3,5-difluorophenyl)-2-fluorobenzenesulfonamide (CAS 1715249-34-5)
- 6-Bromo-5-(2-fluoro-4-nitrophenoxy)-1-methyl-1H-indazole (CAS 1206800-24-9)
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Recommended Standards
- (2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)(2-iodophenyl)methanone (CAS 727421-75-2)
- (2,3-Dihydrobenzo[b][1,4]dioxin-6-yl)(3-iodophenyl)methanone (CAS 878969-65-4)
- Methyl 3-butyl-5-iodo-1-methyl-2,6-dioxo-1,2,3,6-tetrahydropyrimidine-4-carboxylate (CAS 1415309-32-8)
- 1-(3,4-Dichlorophenyl)-N-propylmethanesulfonamide (CAS 950251-77-1)
- 3-(4-Bromo-3-methylphenyl)-2-thioxo-2,3-dihydroquinazolin-4(1H)-one (CAS 883042-74-8)
- H-D-Phe-Pro-Arg-chloromethylketone (CAS 71142-71-7)
- n-Cyclohexyl-4-ethyl-1,2,3-thiadiazole-5-carboxamide (CAS 1017334-50-7)
- 3-(5-Carboxy-2,4-dichlorobenzenesulfonyl)-3-azabicyclo[3.1.0]hexane-2-carboxylic acid (CAS 1007930-95-1)
- 1-thia-4-azaspiro[4.5]decane (CAS 177-07-1)
- Insulin Degludec Impurity 3 (CAS CATO-C4X-21573)
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