resveratrol
emodin
polydatin
Product:Trans-resveratrol
Product Origin: Root of Polygonum
Details/Specifications: Product Name: Resveratrol
Synonym(s): Trans-Resveratrol
Specification: 20%-98%(HPLC)
Molecular Formula: C14H12O3
Molecular Weight: 228.247
CAS No.: 501-36-0
Biological Source: Polygonum cuspidatum.
Biological Use/Importance: Fungicide, bactericide. Resveratrol in red wines has been postulated to be associated with beneficial health effects. Shows tyrosinase inhibitory activity. Nutriceutical with a positive influence on blood lipid profile. Today it is touted by manufacturers and being examined by scientific researchers as an antioxidant, an anti-cancer agent, and a phytoestrogen
Appearance: White fine powder
Melting Point: 265-267℃
Solubility: Soluble in alcohol; poorly soluble in water
Sigma: R5010
Product:Polydatin(Piceid)
Product Origin: Root of Polygonum
Details/Specifications: Name: Polydatin Piceid
Used Part: Root of Polygonum cuspidatum sieb.et zucc.
Appearance: White fine powder
Assay (by HPLC) 99%
Molecular Formula: C20H22O8
Molecular Weight: 390.40
Pharmacology: Anti-bacterial function and Anti-virus function
ially using in curing the lightly or moderate older stupid sickness.
Product: Emodin
Product Origin: Root of Rheum palmatum L.
Details/Specifications: Name: Emodin
Used part: Root of Rheum palmatum L.
Appearance: Orange Fine powder
Assay (by HPLC): 50% 98%
Molecular Weight: 270.23
Molecular Formula: C15H10O5
Melting point: 258℃~259℃
Solubility: Soluble in alcohol, and slightly in the Ether, Chloroform, Benzene, not dissolving in water. It reveals the cherry-red in the caustic alkali aqueous solution, the sodium carbonate solution or the ammonia solution.

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