(E)-4-((2-hydroxy-5-nitrophenyl)amino)-4-oxobut-2-enoic acid CAS 249277-64-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 249277-64-3 |
| Molecular Formula | C10H8N2O6 |
| Molecular Weight | 252.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order (E)-4-((2-hydroxy-5-nitrophenyl)amino)-4-oxobut-2-enoic acid (CAS 249277-64-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H8N2O6. Molecular weight: 252.18 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H8N2O6 |
| Molecular Weight | 252.18 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (faint amine-like odor) |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- 1-(2-Aminoacetyl)piperidine-4-carboxamide (CAS 124065-70-9)
- Octahydro-α-[(methylthio)methyl]-1,3-dioxo-2H-isoindole-2-acetic acid (CAS 1008005-93-3)
- Peptide Impurity 26 (CAS 1350456-66-4)
Why CATO?
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