Methyl 4-(2-nitrophenyl)-2,4-dioxobutanoate CAS 57446-03-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 57446-03-4 |
| Molecular Formula | C11H9NO6 |
| Molecular Weight | 251.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 4-(2-nitrophenyl)-2,4-dioxobutanoate (CAS 57446-03-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9NO6. Molecular weight: 251.19 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9NO6 |
| Molecular Weight | 251.19 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 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.) | 1973 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
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- Methyl 4-(4-nitrophenyl)-2,4-dioxobutanoate (CAS 39757-36-3)
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