3-Chloro-6-nitro-2-(1,1,2,2-tetrafluoroethyl)-4H-chromen-4-one CAS 634199-28-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 634199-28-3 |
| Molecular Formula | C11H4ClF4NO4 |
| Molecular Weight | 325.60 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Chloro-6-nitro-2-(1,1,2,2-tetrafluoroethyl)-4H-chromen-4-one (CAS 634199-28-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C11H4ClF4NO4. Molecular weight: 325.60 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H4ClF4NO4 |
| Molecular Weight | 325.60 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; 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.) | 1985 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- (Asp28)-Exenatide trifluoroacetate salt (CAS 1678417-24-7)
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