Coumetarol CAS 4366-18-1
Purity >95%In StockPharmaceutical Standards
| CAS No. | 4366-18-1 |
| Molecular Formula | C21H16O7 |
| Molecular Weight | 380.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Coumetarol (CAS 4366-18-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C21H16O7. Molecular weight: 380.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C21H16O7 |
| Molecular Weight | 380.35 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
Recommended Standards
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- Fruquintinib Impurity 14 (CAS CATO-C4X-303714)
- Methyl 3-(2-hydroxyethyl)cyclobutane-1-carboxylate (CAS 2231673-89-3)
- (R)-2-Amino-1-(isoindolin-2-yl)propan-1-one (CAS 932720-55-3)
- 2,3-Dihydroindolizine-5(1H)-thione (CAS 113885-14-6)
- Nonanolsulfat (CAS 26856-96-2)
- 2-Ethyl-3-methylquinolin-8-ol (CAS 88611-52-3)
- 4-(5-Bromo-2-fluorophenoxy)butanenitrile (CAS 1379304-34-3)
- Semaglutide impurity 211 (CAS CATO-C4X-2226211)
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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