3-(2,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-2H-chromen-2-one CAS 1092952-62-9
| CAS No. | 1092952-62-9 |
| Molecular Formula | C16H12O6 |
| Molecular Weight | 300.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 3-(2,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-2H-chromen-2-one.
3-(2,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-2H-chromen-2-one (CAS 1092952-62-9), molecular formula C16H12O6 and molecular weight 300.26 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C16H12O6, 3-(2,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-2H-chromen-2-one 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 300.26 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(2,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-2H-chromen-2-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.
Physical & Chemical Properties
| Molecular Formula | C16H12O6 |
| Molecular Weight | 300.26 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.) | 1989 |
Related Dihydroxyphenyl Standards
- 2-(3,4-Dihydroxyphenyl)-7-hydroxy-5-methoxy-4H-chromen-4-one (CAS 58115-29-0)
- 2-(3,4-Dihydroxyphenyl)-7-fluoro-3-hydroxy-1-methylquinolin-4(1H)-one (CAS 1313739-02-4)
- 2-(3,4-Dihydroxyphenyl)-6-ethyl-3-hydroxychromen-4-one (CAS 1313738-76-9)
- 2-(3,4-Dihydroxyphenyl)-5,6,7-trihydroxy-4H-chromen-4-one (CAS 18003-33-3)
- 2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxychroman-4-one (CAS 215257-15-1)
- (E)-2-((3-(3,4-Dihydroxyphenyl)acryloyl)oxy)succinic acid (CAS 92344-57-5)
- 1-(2,4-Dihydroxyphenyl)-2-(4-phenyl-4H-1,2,4-triazol-3-yl)ethanone (CAS 66819-07-6)
- 1-(2,4-Dihydroxyphenyl)-2-(1-phenyl-1H-pyrazol-4-yl)ethanone (CAS 51412-24-9)
Recommended Standards
- 2-((3,4,5-Trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)benzoic acid (CAS 10367-11-0)
- (3aS,5S,11bS)-7-Hydroxy-5-methyl-3aH-benzo[g][1,3]dioxolo[4,5-c]isochromene-2,6,11(5H,11bH)-trione (CAS 11048-15-0)
- Salicylic Acid 2-O-β-D-Glucoside (CAS 10366-91-3)
- 2-Hydroxy-5-methylphenyl β-D-glucopyranosiduronic Acid (CAS 117591-51-2)
- 3-(4-Chlorobenzenesulfonyl)-propylamine hydrochloride (CAS 104864-08-6)
- 2-(3-Aminopiperidin-1-yl)acetamide (CAS 1016531-29-5)
- 2-Fluoro-5-methylbenzonitrile (CAS 64113-84-4)
- Biotin Impurity 04 (CAS 26339-40-2)
- 2-N-Cyclopentylpyridine-2,5-diamine (CAS 52025-59-9)
- 4-(Difluoromethyl)bicyclo[2.2.2]octan-1-amine (CAS 1245643-16-6)
- 2-(2-Cyclohexylethoxy)-4-methylaniline (CAS 946683-20-1)
- 1-Cyclopropyl-7-(3-((ethylamino)methyl)pyrrolidin-1-yl)-6,8-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 99734-97-1)
- (1-Methyl-1H-benzoimidazol-2-yl)-hydrazinehydrochloride (CAS 114804-55-6)
- Tirzepatide Impurity 23 X TFA Salt (CAS CATO-C4X-324023)
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