(E)-4-Oxo-4-[4-(propionylamino)anilino]-2-butenoic acid CAS 940461-45-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 940461-45-0 |
| Molecular Formula | C13H14N2O4 |
| Molecular Weight | 262.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (E)-4-Oxo-4-[4-(propionylamino)anilino]-2-butenoic acid (CAS 940461-45-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C13H14N2O4. Molecular weight: 262.26 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C13H14N2O4 |
| Molecular Weight | 262.26 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 2 |
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