ethyl 7-(difluoromethoxy)-4-oxo-chromene-2-carboxylate CAS 863116-26-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 863116-26-1 |
| Molecular Formula | C13H18F2O5 |
| Molecular Weight | 292.28 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
ethyl 7-(difluoromethoxy)-4-oxo-chromene-2-carboxylate (CAS 863116-26-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C13H18F2O5. Molecular weight: 292.28 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C13H18F2O5 |
| Molecular Weight | 292.28 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
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Recommended Standards
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