(R,E)-4,6-Dimethoxy-3-(4-oxo-6-(prop-1-en-1-yl)-4H-pyran-3-yl)isobenzofuran-1(3H)-one CAS 72669-21-7
| CAS No. | 72669-21-7 |
| Molecular Formula | C18H16O6 |
| Molecular Weight | 328.32 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(R,E)-4,6-Dimethoxy-3-(4-oxo-6-(prop-1-en-1-yl)-4H-pyran-3-yl)isobenzofuran-1(3H)-one (C18H16O6) contains a flavonoid core, a hydroxyl group, an ether linkage. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(R,E)-4,6-Dimethoxy-3-(4-oxo-6-(prop-1-en-1-yl)-4H-pyran-3-yl)isobenzofuran-1(3H)-one (CAS 72669-21-7) is a high-purity analytical reference standard with the molecular formula C18H16O6 and a molecular weight of 328.32 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures (R,E)-4,6-Dimethoxy-3-(4-oxo-6-(prop-1-en-1-yl)-4H-pyran-3-yl)isobenzofuran-1(3H)-one 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 | C18H16O6 |
| Molecular Weight | 328.32 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
Recommended Standards
- (E)-N'-(1-(3-aminophenyl)ethylidene)-2-(4-nitrophenoxy)acetohydrazide (CAS 468088-15-5)
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- (2E)-N-(2,5-Dimethoxyphenyl)-3-(3-nitrophenyl)prop-2-enamide (CAS 308292-47-9)
- 1,3,6,8-Tetramethoxyanthracene-9,10-dione (CAS 2476-76-8)
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Why CATO?
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