5-Chloro-2,3-difluoropyridine CAS 89402-43-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 89402-43-7 |
| Molecular Formula | C5H2ClF2N |
| Molecular Weight | 149.53 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-Chloro-2,3-difluoropyridine (CAS 89402-43-7) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H2ClF2N. Molecular weight: 149.53 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H2ClF2N |
| Molecular Weight | 149.53 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 |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1982 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
Related Chloro Standards
- 6-Chloro-2,3-difluoropyridine (CAS 1214327-63-5)
- 2-Chloro-3,4-difluoropyridine (CAS 1227502-41-1)
- 2-Chloro-3,6-difluoropyridine (CAS 1807031-39-5)
- 5-Chloro-2,4-difluoropyridine (CAS 1807257-52-8)
- 2-Chloro-4,5-difluoropyridine (CAS 511522-70-6)
- 2-Chloro-4,6-difluoropyridine (CAS 34941-89-4)
- 3-Chloro-2,4-difluoropyridine (CAS 851179-01-6)
- 3-Chloro-2,5-difluoropyridine (CAS 851179-00-5)
Recommended Standards
- 4-Chloro-3,5-difluoropyridine (CAS 851178-97-7)
- 6-Chloro-1,2,4-triazine-3,5(2H,4H)-dione (CAS 873-44-9)
- 4-Chloro-2,6-difluoropyridine (CAS 34968-33-7)
- Sandoflam 5060 (CAS 4090-51-1)
- N-(2-(6-(Ethylthio)-4-(isobutylamino)-1H-pyrazolo[3,4-d]pyrimidin-1-yl)ethyl)cyclopropanecarboxamide (CAS 941986-11-4)
- 2-(4-Chlorophenyl)-10-phenyl-1,2,4,9,10,12-hexaazadispiro[4.2.4(8).2(5)]Tetradecane-3,11-dione (CAS 338956-28-8)
- 4-(9H-Fluoren-9-yl)-1-methylpiperidin-4-ol (CAS 94310-68-6)
- 2,2'-([1,1'-Bipyrrole]-2,5-diyl)diacetonitrile (CAS 53720-73-3)
- [1-(2-fluorophenyl)piperidin-4-yl]methanol (CAS 1005502-75-9)
- Semaglutide Impurity 125 xTFA Salt (CAS CATO-C4X-2226125)
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