Rhein

CAS No.: 478-43-3                                               EINECS: 207-521-4

Molecular Formula: C₁₅H₈O₆                           Molecular Weight: 284.22

Structural Formula:

 

Property:

Rhein is yellow needle crystals with MP: 321～322℃and Decomposition Point : 330℃. Rhein is insoluble in water, dissolve in basic solution and pyridine and micro-soluble in ethanol, chloroform, ether, petroleum etherand benzene.

Specification:

Item	Index
Description	Slightly yellowish crystalline powder
Heary Metals	≤10ppm
Residue on lgnition	≤0.1%
Loss on Drying	≤0.2%
Assay	≥98%

Usage:

Rhein is used in health food and medicament. Rhein has functinos as antitumor activity, antibacterial activity, immunosuppression, Diuresis, purgative activity and antiinflammatory action.

Package:

20mg/each.

Keywords:

Rhein, 4,5-Dihydroxyanthraquinone-2-carboxylic Acid; 1,8-Dihydroxy-3-Carboxyanthraquinone; 9,10-Dihydro-4,5-Dihydroxy-9,10-Dioxo-2-Anthracenecarboxylic Acid; Rhubarb Yellow; Cassic Acid