Myricetin

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synonyms: 3,3',4',5,5',7-hexahydroxyflavone, cannabiscetin, myricetol, myricitin chemical name: 3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-4h-1-benzopyran-4-one botanical origin: ampolopsis grossedentata w. T. Wang. specification: kingherbs have myricetin 50%, 80%, 98% by hplc cas no. : 529-44-2 einecs: 208-463-2 molecular structure & weight:c15h10o8, 318. 24 melting point: 360 degrees celsius part of the plant used: leaf extract solvents: ethanol & water appearance: kingherbs 98% myricetin is a fine yellow-beige crystalline powder. solubility: easy soluble in hot water, hot ethanol and acetone, soluble in ethanol, methanol, slightly soluble acetic ether, insoluble in chloroform, petroleum ether. stability: stable in heat, but when heated to 100 degrees celsius above, it will be oxidized irreversibly. It is stable in acidity and neutral. myricetin is flavonol, found in many grapes, berries, fruits, vegetables, herbs, as well as other plants. Walnuts are a rich dietary source. It consisting of 3-hydroxyflavone backbone and 6 hydroxyl groups. Pure myricetin mainly occurs in nature in the form of glycosides. kingherbs use ampelopsis grossedentata for myricetin, it is called teng cha in china, as a chinese herbal medicine it has a glycol flavor, the nature is cool; it can alleviate fevers, dis-intoxicate, cure rheumatism, strengthen physique, diuresize, and many other functions. ampelopsis grossedentata contains rich flavones, amino acids, vitamins; proteins and essential trace element. The flavones are mainly dihydromyricetin, myricetin, quercetin, quercetin-5-o-d-glucoside, taxifolin, apiin. Specification: kingherbs have myricetin 50%, 80%, 98% by hplc

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KINGHERBS LIMITED

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