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English Name: Fisetin
English Alias: C.I. 75620; C.I. Natural Brown 1; Fisetin; 3,3,4,7-Tetrahydroxyflavone; 2-(3,4-dihydroxyphenyl)-3,7-dihydroxy-4H-chromen-4-one
Molecular Formula: C15H10O6
Molecular weight: 286.23
CAS No.: 528-48-3
Detection method: High performance liquid chromatography HPLC≥98%
Specification: 10mg 20mg 100mg 500mg 1g (can be packed according to customer's requirement)
Properties: Yellow needle crystal
Source: Rhus succedanea L
Physical properties: Yellow needle-like crystals (dilute ethanol), melting point 330℃ (decomposition). Soluble in ethanol, acetone and acetic acid. Almost insoluble in water, ether, benzene, chloroform and petroleum ether. Melting point 348℃, bright yellow fine needle crystals, melting point〉300℃

Pharmacological effects
1. Prostaglandin inhibition: It has an inhibitory effect on the production of prostaglandin cords in fibroblasts of 3T3 mice mutated by methylcholanthrene transmutation, and the half effective inhibitory concentration (ID50) is 42.0 UM.
2. Enzyme inhibition: inhibited allose reductase in rat eye lens, the half effective inhibitory concentration was 10-6M
3. antispasmodic: for mouse small intestine specimens, its antispasmodic effect against acetylcholine is 166% of that of poppy bases.
4. A team of Japanese and American researchers found by animal experiments that laccasein in vegetables and fruits helps improve memory.

Company Introduction
Address: Room 202, Building B8, Huanchuang Enterprise Square, Lugu Street, Yuelu District, Changsha City, Hunan Province
Website: http://www.staherb.cn/
Business scope: Biotechnology, research and development of plant extracts (can be used in the field of pharmaceutical and health products, cosmetics, feed additives and biological pesticide production and development)
Main products: Eucommia extract - chlorogenic acid (5%-98%), ursolic acid (25%-98%), corosolic acid (1%-98%), bitter amygdalin (50%-98%), epimedoside (10%-98%) and other standardized high-purity plant extracts.

If you wanna know more about us, please feel free to contact me at:
Whatsapp: +86 13548561509
Email: staherb18@staherb.cn
or you can send me online message if it's convenient for you.
We look forward to cooperating with you!