Basic Info.
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.
Company Profile
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Business Type:
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Grape skin extract 98% resveratrol,cordyceps sinensis extract ,tongkat ali extract,ginkgo biloba leaf extract ,epimedium extract,billberry extract,african mango seed extract,pimpinella anisum extract anethole,banaba leaf extract-corosolic acid,aralia chinensis extract,litchi chinensis extract, green tea extract, egcg, ginkgo biloba extract ,luo han guo extract 80% mogrosides 25% mogrosides, black sesame extract 90% sesamin, flaxseed extract 25% lignans sdg secoisolariciresinol diglycoside, honey |
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Comapany: |
Changsha organic herb inc |
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Year of
Establishment: |
1993 |
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Address: |
A301 international enterprice cente |
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City: |
Changsha |
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Zip/Postal: |
50,000,000 - 100,000,000 |
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State: |
Hunan |
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Country: |
China |
globe supplier for plant extracts,herbal & botanical extracts,organic herb,mushroon extract,animal extract from ch.