3-Hydroxy-7,9-dimethoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromene-5,10-dione CAS 36379-67-6
| CAS No. | 36379-67-6 |
| Molecular Formula | C16H16O6 |
| Molecular Weight | 304.29 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Hydroxy-7,9-dimethoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromene-5,10-dione (CAS 36379-67-6), a certified reference material (molecular formula C16H16O6, MW 304.29 g/mol) for analytical method development and quality control.
Based on its molecular formula C16H16O6, 3-Hydroxy-7,9-dimethoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromene-5,10-dione 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 304.29 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).
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.
CATO manufactures 3-Hydroxy-7,9-dimethoxy-3-methyl-3,4-dihydro-1H-benzo[g]isochromene-5,10-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 | C16H16O6 |
| Molecular Weight | 304.29 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
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Recommended Standards
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com