(E)-3-((5-cyano-2-hydroxy-1,4-dimethyl-6-oxo-1,6-dihydropyridin-3-yl)diazenyl)phenyl benzenesulfonate CAS 59312-61-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 59312-61-7 |
| Molecular Formula | C20H16N4O5S |
| Molecular Weight | 424.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-3-((5-cyano-2-hydroxy-1,4-dimethyl-6-oxo-1,6-dihydropyridin-3-yl)diazenyl)phenyl benzenesulfonate (CAS 59312-61-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C20H16N4O5S. Molecular weight: 424.43 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C20H16N4O5S |
| Molecular Weight | 424.43 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| 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 |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1973 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
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