Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. Quercetin is a flavanol with strong antioxidant property.
Due to the ability to scavenge free radicals and bind transition metal ions, quercetin is commonly used as a nutritional supplement and physiochemical remedy for a large number of diseases.
This compound can be found as a component in plants of the genus: angelica, arnica, carum, echinacea, eucalyptus, ginkgo, glycyrrhiza, hypericum, lycium, pimpinella, primula, sambucus, silybum.
| Synonym(s) | Quercetin hydrate |
| Grade | certified reference material, pharmaceutical secondary standard |
| Quality Level | 300 |
| Agency | traceable to Ph. Eur. Y0001009 traceable to USP 1592409 |
| API family | quercetin |
| technique(s) | HPLC: suitable gas chromatography (GC): suitable |
| application(s) | pharmaceutical (small molecule) |
| format | neat |
| storage temp. | -10 to -25°C |
| SMILES string | [H]O[H].Oc1cc(O)c2C(=O)C(O)=C(Oc2c1)c3ccc(O)c(O)c3 |
| InChI | 1S/C15H10O7.H2O/c16-7-4-10(19)12-11(5-7)22-15(14(21)13(12)20)6-1-2-8(17)9(18)3-6;/h1-5,16-19,21H;1H2 |
| InChI key | OKXFBEYCJRMINR-UHFFFAOYSA-N |
| Manufacturer | Sigma-Aldrich Solutions |
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