6,7-Bis(benzyloxy)-2H-chromen-2-one CAS 909-84-2
| CAS No. | 909-84-2 |
| Molecular Formula | C23H18O4 |
| Molecular Weight | 358.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 358.39 g/mol gives 6,7-Bis(benzyloxy)-2H-chromen-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
6,7-Bis(benzyloxy)-2H-chromen-2-one (CAS 909-84-2) is a high-purity analytical reference standard with the molecular formula C23H18O4 and a molecular weight of 358.39 g/mol.
Based on its molecular formula C23H18O4, 6,7-Bis(benzyloxy)-2H-chromen-2-one contains a flavonoid core, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 358.39 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 6,7-Bis(benzyloxy)-2H-chromen-2-one 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 | C23H18O4 |
| Molecular Weight | 358.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Bis Standards
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Recommended Standards
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- (-)-Kurarinone (CAS 34981-26-5)
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