4-Chloro-5-cyano-6-(difluoromethyl)picolinoyl chloride CAS 1805362-51-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1805362-51-9 |
| Molecular Formula | C8H2Cl2F2N2O |
| Molecular Weight | 251.02 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-5-cyano-6-(difluoromethyl)picolinoyl chloride (CAS 1805362-51-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H2Cl2F2N2O. Molecular weight: 251.02 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H2Cl2F2N2O |
| Molecular Weight | 251.02 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, faint amine-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 2 |
Related Chloro Standards
- 4-Chloro-5-cyano-6-(difluoromethyl)nicotinoyl chloride (CAS 1804669-56-4)
- 4-Chloro-2-cyano-5-(difluoromethyl)nicotinoyl chloride (CAS 1805056-15-8)
- 4-Chloro-3-cyano-5-(difluoromethyl)picolinoyl chloride (CAS 1805056-21-6)
- 2-Chloro-5-cyano-4-(difluoromethyl)nicotinoyl chloride (CAS 1805980-70-4)
- 4-Chloro-6-cyano-5-(difluoromethyl)nicotinoyl chloride (CAS 1806960-67-7)
- 4-Chloro-2-cyano-6-(difluoromethyl)nicotinoyl chloride (CAS 1806960-72-4)
- 2-chloro-4-(trifluoromethyl)pyrimidine-5-carbonyl chloride (CAS 154934-99-3)
- 2-(6-Chloro-5-(chloromethyl)-4-(difluoromethyl)pyridin-3-yl)acetonitrile (CAS 1804376-87-1)
Recommended Standards
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- Methyl 2-bromo-3,5-difluorobenzoate (CAS 1805023-66-8)
- 2-Chlorofuran (CAS 3187-94-8)
- 2-Ethyl-2-(1-methylbutyl)propanedioic Acid (CAS 408536-20-9)
- 3-Chloro-5-cyclopropyl-1,2,4-thiadiazole (CAS 1597081-85-0)
- 2,2,2-trifluoro-1-(pyrimidin-5-yl)ethan-1-one (CAS 1342264-46-3)
- 5-Bromo-4,5-dihydro-6H-cyclopenta[b]furan-6-one (CAS 2413381-80-1)
- 4-(2-Hydroxyethyl)-9,11-dimethyl-7-oxa-3,4,9,11-tetraazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),2,5-triene-10,12-dione (CAS 866132-03-8)
- Semaglutide impurity 28 (CAS CATO-C4X-222628)
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