1,3-Dibromo-2,5-difluorobenzene CAS 128259-68-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128259-68-7 |
| Molecular Formula | C6H2Br2F2 |
| Molecular Weight | 271.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 1,3-Dibromo-2,5-difluorobenzene (CAS 128259-68-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C6H2Br2F2. Molecular weight: 271.88 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C6H2Br2F2 |
| Molecular Weight | 271.88 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1993 |
| Halogen Content | F/Br-containing |
Related Dibromo Standards
- 2,5-Dibromo-1,3-difluorobenzene (CAS 128259-71-2)
- 1,2-Dibromo-3,5-difluorobenzene (CAS 139215-43-3)
- 1,4-Dibromo-2,3-difluorobenzene (CAS 156682-52-9)
- 2,3-Dibromo-1,4-difluorobenzene (CAS 179737-33-8)
- 1,2-Dibromo-3,4-difluorobenzene (CAS 811713-01-6)
- 1,3-Dibromo-2,4-difluorobenzene (CAS 219926-41-7)
- 1,4-Dibromo-2,5-difluorobenzene (CAS 327-51-5)
- 1,5-Dibromo-2,3-difluorobenzene (CAS 811713-09-4)
Recommended Standards
- 2-(((Tert-butyldimethylsilyl)oxy)methyl)-6-chloroaniline (CAS 124421-14-3)
- 2,3-Dibromo-1,1,3,3-tetrafluoropropene (CAS 666-40-0)
- 4-((1-Chloropropan-2-yl)sulfonyl)-2,3-dimethylthiomorpholine (CAS 1596988-50-9)
- 4-Chloro-3-methoxybenzoyl chloride (CAS 39887-45-1)
- 4-(3-Aminopyridin-2-yl)benzoic acid (CAS 886505-75-5)
- BMS 270394 (CAS 262433-54-5)
- 2-(tert-Butyl)-3-hydroxybenzenesulfonamide (CAS 1243326-52-4)
- Drotaverin Impurity 40 (CAS CATO-C4X-243540)
- Ethyl 4-fluorobicyclo[2.2.2]Octane-1-carboxylate (CAS 20277-39-8)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
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