5,7-Dihydroxy-3-(2-methoxyphenyl)-4H-chromen-4-one CAS 247564-47-2
| CAS No. | 247564-47-2 |
| Molecular Formula | C16H12O5 |
| Molecular Weight | 284.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 5,7-Dihydroxy-3-(2-methoxyphenyl)-4H-chromen-4-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.
5,7-Dihydroxy-3-(2-methoxyphenyl)-4H-chromen-4-one (CAS 247564-47-2) is a high-purity analytical reference standard with the molecular formula C16H12O5 and a molecular weight of 284.26 g/mol.
5,7-Dihydroxy-3-(2-methoxyphenyl)-4H-chromen-4-one (C16H12O5) 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 presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C16H12O5 |
| Molecular Weight | 284.26 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.) | 2025 |
Related Dihydroxy Standards
- 1,3-Dihydroxy-8-methoxy-6-methylanthracene-9,10-dione (CAS 3775-08-4)
- 1,4-Dihydroxy-5-methoxy-2-methylanthracene-9,10-dione (CAS 71786-00-0)
- 1,6-Dihydroxy-5-methoxy-2-methylanthracene-9,10-dione (CAS 64809-71-8)
- 1,8-Dihydroxy-2-methoxy-3-methylanthracene-9,10-dione (CAS 74272-75-6)
- 1,8-Dihydroxy-3-(hydroxymethyl)-6-methylanthracene-9,10-dione (CAS 873431-39-1)
- 2',4'-Dihydroxy-3,4-methylenedioxychalcone (CAS 6962-62-5)
- 3,5-Dihydroxy-7-methoxy-2-phenyl-4H-chromen-4-one (CAS 480-14-8)
- 4,7-Dihydroxy-3-(2-methoxyphenyl)-2H-chromen-2-one (CAS 21229-16-3)
Recommended Standards
- 5-(4-Fluorophenyl)-2-methyl-2H-1,2,6-thiadiazine-3-carboxylic acid 1,1-dioxide (CAS 899539-96-9)
- 5,8-Dihydroxy-7-methoxy-2-phenyl-4H-chromen-4-one (CAS 4431-47-4)
- 4,7-Dihydroxy-3-methoxyisoflavone (CAS 21913-98-4)
- 5-{2-[4-(difluoromethoxy)phenyl]ethyl}-5-methylimidazolidine-2,4-dione (CAS 956684-89-2)
- 2-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-6,7-dihydrothieno[3,2-c]pyridin-4(5H)-one (CAS 2304634-45-3)
- 5-[(4-fluorophenyl)methyl]-1,2,4-oxadiazol-3-amine (CAS 1260777-27-2)
- 1-[[Dichloro(diethoxyphosphoryl)methyl]-ethoxy-phosphoryl]oxyethane (CAS 19928-97-3)
- tert-Butyl (R)-(1-(6-chloropyridazin-3-yl)pyrrolidin-3-yl)carbamate (CAS 1421033-39-7)
- 1-(5-Hydroxy-2-(prop-1-en-2-yl)benzofuran-6-yl)ethanone (CAS 112936-03-5)
- 1-(2-(1H-indol-3-yl)ethyl)-3-(3,4-dichlorophenyl)urea (CAS 32539-39-2)
- 5-[(1E)-1-{2-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]hydrazin-1-ylidene}ethyl]-1-(4-chlorophenyl)-1,2,3,4-tetrahydropyrimidine-2,4-dione (CAS 321432-27-3)
- Benzyl cyanoacetate (CAS 14447-18-8)
- 2,6-Dibromo-3-fluoro-p-xylene (CAS 1160574-44-6)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
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