| CAS No. | 17482-37-0 |
| Molecular Formula | C42H30O16 |
| Molecular Weight | 790.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 2-(4-Acetoxy-3-(5,7-diacetoxy-2-(4-acetoxyphenyl)-4-oxo-4H-chromen-8-yl)phenyl)-4-oxo-4H-chromene-5,7-diyl diacetate is closely related to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
2-(4-Acetoxy-3-(5,7-diacetoxy-2-(4-acetoxyphenyl)-4-oxo-4H-chromen-8-yl)phenyl)-4-oxo-4H-chromene-5,7-diyl diacetate (CAS 17482-37-0) is a high-purity analytical reference standard with the molecular formula C42H30O16 and a molecular weight of 790.68 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, a polycyclic aromatic system, 2-(4-Acetoxy-3-(5,7-diacetoxy-2-(4-acetoxyphenyl)-4-oxo-4H-chromen-8-yl)phenyl)-4-oxo-4H-chromene-5,7-diyl diacetate is typically pale yellow to yellow amorphous powder. Its solid-state physicochemical attributes — including a molecular weight of 790.68 g/mol — guide the selection of appropriate sample preparation and analytical techniques. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), 2-(4-Acetoxy-3-(5,7-diacetoxy-2-(4-acetoxyphenyl)-4-oxo-4H-chromen-8-yl)phenyl)-4-oxo-4H-chromene-5,7-diyl diacetate 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.
| Molecular Formula | C42H30O16 |
| Molecular Weight | 790.68 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 28.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1961 |