6,8-Difluoro-7-hydroxy-4-methylcoumarin(DIFMU), 98% CAS 215868-23-8
| CAS No. | 215868-23-8 |
| Molecular Formula | C10H6F2O3 |
| Molecular Weight | 212.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
6,8-Difluoro-7-hydroxy-4-methylcoumarin(DIFMU), 98% (CAS 215868-23-8) is a high-purity analytical reference standard with the molecular formula C10H6F2O3 and a molecular weight of 212.15 g/mol.
Based on its molecular formula C10H6F2O3, 6,8-Difluoro-7-hydroxy-4-methylcoumarin(DIFMU), 98% contains a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 212.15 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
As a certified reference material (CRM), 6,8-Difluoro-7-hydroxy-4-methylcoumarin(DIFMU), 98% meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C10H6F2O3 |
| Molecular Weight | 212.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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.) | 2018 |
| Halogen Content | F-containing |
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