4-Cyano-5-(difluoromethyl)-2-fluoropyridine-3-sulfonamide CAS 1805923-05-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1805923-05-0 |
| Molecular Formula | C7H4F3N3O2S |
| Molecular Weight | 251.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Cyano-5-(difluoromethyl)-2-fluoropyridine-3-sulfonamide (CAS 1805923-05-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H4F3N3O2S. Molecular weight: 251.19 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H4F3N3O2S |
| Molecular Weight | 251.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Cyano Standards
- 4-Cyano-5-(difluoromethyl)-6-fluoropyridine-2-sulfonamide (CAS 1806876-41-4)
- 6-Cyano-5-(difluoromethyl)-4-fluoropyridine-3-sulfonamide (CAS 1806911-39-6)
- 6-Cyano-5-(difluoromethyl)-4-fluoropyridine-2-sulfonamide (CAS 1807150-88-4)
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Recommended Standards
- (E)-5-(3-carboxyacrylamido)-2-hydroxybenzoic acid (CAS 167493-42-7)
- Methyl (3z)-4-hydroxy-4-(3-nitrophenyl)-2-oxobut-3-enoate (CAS 151646-59-2)
- 4-bromo-5-methyl-1,3-benzothiazol-2-amine (CAS 1427373-92-9)
- n-Undecylcyclohexane (CAS 54105-66-7)
- S-(2-Cyanoethyl) ethanethioate (CAS 119174-33-3)
- 2-Ethynyl-4-methylbenzoic acid (CAS 1471993-85-7)
- Dibenzyl 1-methylhydrazine-1,2-dicarboxylate (CAS 6002-83-1)
- 4,5,6,7,8,9,10,11,12,13-Decahydrocyclododeca[b]-thiophene-2-carboxylic acid (CAS 588713-69-3)
- 4-Bromo-3-iodobenzophenone (CAS 96464-18-5)
- Neuropeptide Y, human (CAS 98264-90-5)
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