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Sell Rhein

Posted at: Offers to Sell and Export | Posted on: Wed 13 Oct, 2010 5:45 am |
 
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Products Photos CatalogRhein Photos Catalog




Rhein(98%)

Synonyms: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

Cas no.: 478-43-3

Einecs: 207-521-4

Molecular Formula: C15H8O6 Molecular Weight: 284.22

Molecular Structure:

Property:

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

Specifications:

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, antiinflammatory action.

Packing:

20mg/each.

Key words:

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



Company Contact:

No member photo
Contact Name: Lisa Shan
Company Name: Chemland Group Inc.
Email: Email
Tel: 86-532-85027689
Fax: 86-532-85028486
Street Address: No.10 Hongkong
Middle Rd, Qingdao, China
Website: http://www.chemland.us
Member name: lishshan
Country: China-CN China
Member Since: 13 October 2010
Total Leads: 15 lishshan Import Export Business Leads
Business focus: Food Additives, Feed Additives
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