Resveratrol 98% grape skin extract

Product Description

Resveratrol 98% Grape Skin Extract CAS No.: 501-36-0 Melt Point: 253°C~257°C Solubility: Poor solubility in water, soluble in aether, chloroform, ethanol, acetic acid and acetone. Appearance: Fine crystal powder Color: White Specific Rotation [a]: -77.5° (c=0.2, EtOH) Molecular structure: What is resveratrol: Resveratrol (trans-3,5,4'-trihydroxystilbene), belongs to a class of polyphenolic compounds called stilbenes , found largely in the skins of red grapes and root of Polygonum cuspidatum Sieb. et Zucc ( Japanese knotweed), is a component of Ko-jo-kon, an oriental medicine used to treat diseases of the blood vessels, heart and live.. Resveratrol is a fat-soluble compound that occurs in a trans and a cis configuration (see figure 1). Both cis- and trans-resveratrol also occur as glucosides (bound to a glucose molecule). Resveratrol-3-O-beta-glucoside is also called piceid. Sources While present in other plants, such as eucalyptus, spruce, and lily, and in other foods such as mulberries and peanuts, resveratrol's most abundant natural sources are Vitis vinifera, labrusca, and muscadine grapes, Polygonum cuspidatum Sieb. Fuction:Reduce blood viscosity, inhibiting platelet aggregation, and maintain blood flow, prevent cancer, treatment of coronary heart disease, ischemic heart disease, high cholesterol and tumors.

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