3-(4-nitrophenyl)-1,2-oxazole-5-sulfonyl chloride CAS 1909337-76-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1909337-76-3 |
| Molecular Formula | C9H5ClN2O5S |
| Molecular Weight | 288.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(4-nitrophenyl)-1,2-oxazole-5-sulfonyl chloride (CAS 1909337-76-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H5ClN2O5S. Molecular weight: 288.66 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H5ClN2O5S |
| Molecular Weight | 288.66 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 methanol, ethanol, DMSO |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
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