7-Hydroxy-4,4',7'-trimethoxy-5,5'-dimethyl-2H,2'H-[6,6'-bichromene]-2,2'-dione CAS 154160-09-5
| CAS No. | 154160-09-5 |
| Molecular Formula | C23H20O8 |
| Molecular Weight | 424.40 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.
7-Hydroxy-4,4',7'-trimethoxy-5,5'-dimethyl-2H,2'H-[6,6'-bichromene]-2,2'-dione (CAS 154160-09-5), molecular formula C23H20O8 and molecular weight 424.40 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 7-Hydroxy-4,4',7'-trimethoxy-5,5'-dimethyl-2H,2'H-[6,6'-bichromene]-2,2'-dione (C23H20O8) contains a flavonoid core, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 424.40 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO manufactures 7-Hydroxy-4,4',7'-trimethoxy-5,5'-dimethyl-2H,2'H-[6,6'-bichromene]-2,2'-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C23H20O8 |
| Molecular Weight | 424.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
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