1,4-Dibromo-2,3-difluorobenzene CAS 156682-52-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 156682-52-9 |
| Molecular Formula | C6H2Br2F2 |
| Molecular Weight | 271.88 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 1,4-Dibromo-2,3-difluorobenzene (CAS 156682-52-9) pharmaceutical standards reference standard. Molecular formula: C6H2Br2F2. Molecular weight: 271.88 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
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 | >95% |
| 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.) | 2001 |
| Halogen Content | F/Br-containing |
Related Dibromo Standards
- 1,3-Dibromo-2,5-difluorobenzene (CAS 128259-68-7)
- 2,5-Dibromo-1,3-difluorobenzene (CAS 128259-71-2)
- 1,2-Dibromo-3,5-difluorobenzene (CAS 139215-43-3)
- 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
- 4-Bromo-2,6-dichloro-3-nitropyridine (CAS 1807697-58-0)
- 2-(((Tert-butyldimethylsilyl)oxy)methyl)-6-chloroaniline (CAS 124421-14-3)
- 2,3-Dibromo-1,1,3,3-tetrafluoropropene (CAS 666-40-0)
- N-(tert-Butyl)-3-chloro-5-(trifluoromethyl)-2-pyridinamine (CAS 1220037-10-4)
- 5-Bromo-2-methylamino-4-picoline (CAS 155789-99-4)
- 3-(P-TOLYLOXY)PHTHALONITRILE (CAS 116965-13-0)
- 1-(1,1-Difluoroethyl)-4-methylbenzene (CAS 1204295-65-7)
- 2,3-Dichloro-4-(difluoromethyl)pyridine (CAS 1257071-85-4)
- 4-(4-Chloro-3,5-dimethyl-1h-pyrazol-1-yl)aniline (CAS 943750-26-3)
- Semaglutide impurity 276 (CAS CATO-C4X-2226276)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com