2-Chloro-5,7-dimethoxy-4H-chromen-4-one CAS 67837-36-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 67837-36-9 |
| Molecular Formula | C11H9ClO4 |
| Molecular Weight | 240.64 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Chloro-5,7-dimethoxy-4H-chromen-4-one (CAS 67837-36-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C11H9ClO4. Molecular weight: 240.64 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C11H9ClO4 |
| Molecular Weight | 240.64 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Halogen Content | Cl-containing |
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Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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