2,5-Dibromo-1,3-difluorobenzene CAS 128259-71-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 128259-71-2 |
| Molecular Formula | C6H2Br2F2 |
| Molecular Weight | 271.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2,5-Dibromo-1,3-difluorobenzene (CAS 128259-71-2), 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
- 1,3-Dibromo-2,5-difluorobenzene (CAS 128259-68-7)
- 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)
- tert-butyl 3-(methylamino)pyrrolidine-1-carboxylate (CAS 454712-26-6)
- 2-(Thiazol-2-yl)propanoic acid (CAS 1190392-60-9)
- 2-(4-Bromophenyl)-1,1,1,3,3,3-hexafluoro-2-propanol (CAS 2402-72-4)
- 2-Hydroxy-2-(3-pyridinyl)acetic Acid (CAS 49769-60-0)
- tert-Butyl N-(1-methyl-3-oxocyclopentyl)carbamate (CAS 1638764-30-3)
- N-(azetidin-3-yl)acetamide hydrochloride (CAS 102065-92-9)
- Des-Gly34-Tirzepatide (CAS CATO-CPTD788940)
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