China Biggest Manufacturer supply Quercetin

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Quercetin dihydrate Basic information Product Name: Quercetin dihydrate Synonyms: QUERCETIN DIHYDRATE;3,5,7,3',4'-PENTAHYDROXYFLAVONE DIHYDRATE;3,3’,4’,5,7-pentahydroxy-flavondihydrate;Flavone,3,3’,4’,5,7-pentahydroxy-,dihydrate;2-(3,4-DIHYDROXYPHENYL)-3,5,7-TRIHYDROXY-4H-1-BENZOPYRAN-4-ONE DIHYDRATE;3,3',4',5,7-PENTAHYDROXYFLAVONE 2H2O;3,3',4',5,7-PENTAHYDROXYFLAVONE DIHYDRATE;3,3',4',5,7-PENTAHYDROXYFLAVONE HYDRATE CAS: 6151-25-3 MF: C15H14O9 MW: 338.27 EINECS: 612-158-3 Product Categories: Flavanols;Biochemistry;Flavonoids;C15 to C38;Carbonyl Compounds;Ketones;Signalling;Aromatics;Heterocycles;Intermediates & Fine Chemicals;Pharmaceuticals;Tyrosine Kinase Inhibitors;Inhibitors;TROXEPURE Mol File: 6151-25-3.mol   Quercetin dihydrate Chemical Properties Melting point  >300 °C(lit.) density  1.680 g/cm3 storage temp.  -20°C form  Yellow solid Colour Index  75670 Water Solubility  practically insoluble Merck  14,8034 BRN  317313 InChIKey GMGIWEZSKCNYSW-UHFFFAOYSA-N CAS DataBase Reference 6151-25-3(CAS DataBase Reference)   Safety Information Hazard Codes  T Risk Statements  25-46-23/24/25 Safety Statements  45-53 RIDADR  UN 2811 6.1/PG 3 WGK Germany  3 RTECS  LK8950000 TSCA  Yes HazardClass  6.1 PackingGroup  III HS Code  29329990 Toxicity LD50 orally in mice: 160 mg/kg (Sullivan) MSDS Information Provider Language 3,3',4',5,7-Pentahydroxyflavone dihydrate English SigmaAldrich English ACROS English ALFA English   Quercetin dihydrate Usage And Synthesis Chemical Properties yellow crystalline powder Uses capillary protectant, antioxidant. antineoplastic, anti-HIV Uses bioflavenoid, antioxidant, antiviral, antimicrobial, enzyme inhibitor Uses Quercetin dihydrate used as a Inhibitor of protein tyrosine kinase, mitochondrial ATPase and phosphodiesterase inhibitor. It Inhibits PI3-kinase activity and slightly inhibits PIP kinase activity. General Description Produced and qualified by HWI pharma services GmbH. Exact content by quantitative NMR can be found on the certificate. Biochem/physiol Actions Quercetin dihydrate is a flavonoid with anticancer activity. Quercetin is a mitochondrial ATPase and phosphodiesterase inhibitor. It Inhibits PI3-kinase activity and slightly inhibits PIP kinase activity. Quercetin has antiproliferative effects on cancer cell lines, reduces cancer cell growth via type II estrogen receptors, and arrests human leukemic T cells in late G1 phase of the cell cycle. Purification Methods Crystallise the flavone from aqueous EtOH and dry at 100o. It also sublimes in a vacuum. IR: 2.5 and 16.7 (KBr). max It complexes with Cu2+, Al3+, Ca2+, Ge4+, Zn2+, Ti4+, Zr4+, Th4+, UO4+ . [Beilstein 18 H 242, 18 I 242, 18 II 236, 18 III/IV 3470, 18/5 V 494.]   Quercetin dihydrate Preparation Products And Raw materials

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Leader Biochemical Group is a large leader incorporated industry manufacturers and suppliers of advanced refined raw materials From the year of 1996 when our factory was put into production to year of 2020, our group has successively invested in more than 52 factories with shares and subordinates.We focus on manufacture Pharm & chemicals, functional active ingredients, nutritional Ingredients, health care products, cosmetics, pharmaceutical and refined feed, oil, natural plant ingredients industries to provide top quality of GMP standards products.All the invested factories' product lines cover API and intermediates, vitamins, amino acids, plant extracts, daily chemical products, cosmetics raw materials, nutrition and health care products, food additives, feed additives, essential oil products, fine chemical products and agricultural chemical raw materials And flavors and fragrances. Especially in the field of vitamins, amino acids, pharmaceutical raw materials and cosmetic raw materials, we have more than 20 years of production and sales experience. All products meet the requirements of high international export standards and have been recognized by customers all over the world. Our manufacture basement & R&D center located in National Aerospace Economic & Technical Development Zone Xi`an Shaanxi China. Now not only relying on self-cultivation and development as well as maintains good cooperative relations with many famous research institutes and universities in China. Now, we have closely cooperation with Shanghai Institute of Organic Chemistry of Chinese Academy of Science, Beijing Institute of Material Medical of Chinese Academy of Medical Science, China Pharmaceutical University, Zhejiang University. Closely cooperation with them not only integrating Science and technology resources, but also increasing the R&D speed and improving our R&D power. Offering Powerful Tech supporting Platform for group development. Keep serve the manufacture and the market as the R&D central task, focus on the technical research.  Now there are 3 technology R & D platforms including biological extract, microorganism fermentation and chemical synthesis, and can independently research and develop kinds of difficult APIs and pharmaceutical intermediates. With the strong support of China State Institute of Pharmaceutical Industry (hereinafter short for CSIPI), earlier known as Shanghai Institute of Pharmaceutical Industry (SIPI), we have unique advantages in the R & D and industrialization of high-grade, precision and advanced products.  Now our Group technical force is abundant, existing staff more that 1000 people, senior professional and technical staff accounted for more than 50% of the total number of employees, including 15 PhD research and development personnel, 5 master′ S degree in technical and management personnel 9 people. We have advanced equipment like fermentation equipment and technology also extraction, isolation, purification, synthesis with rich production experience and strict quality control system, According to the GMP required, quickly transforming the R&D results to industrial production in time, it is our advantages and our products are exported to North and South America, Europe, Middle East, Africa, and other five continents and scale the forefront in the nation, won good international reputation.  We believe only good quality can bring good cooperation, quality is our key spirit during our production, we are warmly welcome clients and partner from all over the world contact us for everlasting cooperation, Leader will be your strong, sincere and reliable partner in China.

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