5-Cyano-4-cyclopropoxypyridine-2-sulfonamide CAS 1243389-33-4
| CAS No. | 1243389-33-4 |
| Molecular Formula | C9H9N3O3S |
| Molecular Weight | 239.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5-Cyano-4-cyclopropoxypyridine-2-sulfonamide under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
CATO supplies 5-Cyano-4-cyclopropoxypyridine-2-sulfonamide (CAS 1243389-33-4), a certified reference material (molecular formula C9H9N3O3S, MW 239.25 g/mol) for analytical method development and quality control.
5-Cyano-4-cyclopropoxypyridine-2-sulfonamide (C9H9N3O3S) contains a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C9H9N3O3S |
| Molecular Weight | 239.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Cyano Standards
- 3-Cyano-5-cyclopropoxypyridine-2-sulfonamide (CAS 1243322-98-6)
- 6-Cyano-3-cyclopropoxypyridine-2-sulfonamide (CAS 1243367-85-2)
- 6-Cyano-4-cyclopropoxypyridine-2-sulfonamide (CAS 1243407-36-4)
- 4-Cyano-3-cyclopropoxypyridine-2-sulfonamide (CAS 1243450-84-1)
- 4-Cyano-5-cyclopropoxypyridine-3-sulfonamide (CAS 1243465-09-9)
- 6-Cyano-5-cyclopropoxypyridine-2-sulfonamide (CAS 1243479-70-0)
- 6-Cyano-5-cyclopropoxypyridine-3-sulfonamide (CAS 1243479-76-6)
- 2-(Cyano(1-methyl-1H-pyrrol-2-yl)methyl)-6-fluorobenzonitrile (CAS 303150-55-2)
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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 18665070610 / Nicole.chen@cato-chem.com