4,5-Dichloro-3-(difluoromethyl)pyridine-2-sulfonyl chloride CAS 1805044-59-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1805044-59-0 |
| Molecular Formula | C6H2Cl3F2NO2S |
| Molecular Weight | 296.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4,5-Dichloro-3-(difluoromethyl)pyridine-2-sulfonyl chloride (CAS 1805044-59-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C6H2Cl3F2NO2S. Molecular weight: 296.51 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C6H2Cl3F2NO2S |
| Molecular Weight | 296.51 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, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dichloro Standards
- 4,6-Dichloro-2-(difluoromethyl)pyridine-3-sulfonyl chloride (CAS 1805053-71-7)
- Methyl 3,5-dichloro-2-(2-chloroacetamido)benzoate (CAS 214327-89-6)
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Recommended Standards
- (1-(Tert-butoxycarbonyl)-5-chloro-1H-pyrrolo[3,2-b]pyridin-3-yl)boronic acid (CAS 1452577-78-4)
- 4,4′-Bis(dimethylamino)thiobenzophenone (CAS 1226-46-6)
- 4-((2-Acrylamidoethyl)carbamoyl)-3-chlorophenylboronic acid (CAS 2768905-68-4)
- N-(3-((5-Chloro-2-((4-(4-methylpiperazin-1-yl)phenyl)amino)pyrimidin-4-yl)thio)phenyl)acrylamide (CAS 1214265-57-2)
- 4-[2-(Trifluoromethyl)phenyl]-3h,4h,5h,6h,7h-imidazo[4,5-c]pyridine-6-carboxylic acid (CAS 1044177-04-9)
- (1S,4R)-4-amino-3,3-difluorocyclopentane-1-carboxylic acid (CAS 1932798-87-2)
- 3-Amino-3-(1-Boc-3-pyrrolidyl)propanoic Acid (CAS 889949-27-3)
- 6-Chloro-3-iodo-4-methoxy-1H-pyrrolo[2,3-b]pyridine (CAS 1190314-97-6)
- 1-(2-Chlorothiazol-4-yl)-N-methylmethanamine (CAS 1934803-58-3)
- Insulin Degludec Impurity 13 (CAS CATO-C4X-215713)
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