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Cas 117-39-5 98% Sophora Japonica Extract Powder Yellow Color

Minimum Order Quantity : 1KGS, 25KGS Packaging Details : Aluminum foil bags(1kg-3kg), cartons(1kg-20kg) and fiber drums(10kg-25kg) for Quercetin Powder
Delivery Time : 5-8 work days Payment Terms : T/T, D/P, D/A
Supply Ability : 5MT/MONTH
Place of Origin: China Brand Name: HONGDAPHARMA
Certification: ISO21000, KOSHER, HALAL, BRC Model Number: Quercetin Powder

Detail Information

Description: Quercetin 98% Powder Analysis Method: HPLC95%/UV98%
MOQ: 25KG/DRUM Assay: 98%UV
Free Sample: 20g Available Color: Yellow
Shelf Life: 2Years Function: Treatment Of Chronic Bronchitis
Plant: Sophora Japonica Bud Water-solubility: Water Solubility: Almost Insoluble
High Light:

Sophora Japonica Extract Powder


Cas 117-39-5 Sophora Japonica Extract

Product Description

High Quality Sophora Japonica Extract Quercetin Powder Cas 117-39-5 98%

Product of Quercetin Powder 

English name: Quercetin
English synonyms: 3,3',4',5,7-Pentahydroxyflavone2-(3,4-DihydroxChemicalbookyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one;MELETIN;FLAVINMELETIN;LABOTEST-BBLT00455149;CINO75670 ;XANTHAURINE;QUERCETINE;QUERTINE
CAS Number: 117-39-5
Molecular formula: C15H10O7
Molecular weight: 302.24
EINECS number: 204-187-1



Product name
quercetin powder
CAS No.:
Yellow green fine powder
Part used
Sophora Flower Bud
Test method
Partical size
80 mesh
Shelf life
2 years
Sciyu Biotech
Product description
Quercetin, a bioflavonoid, is a powerful antioxidant that helps support your immune system. It is extracted from the dried buds of Sophorae Japonica. It provides a powerful antioxidant boost to help protect against harmful free radicals. People use it in supplements and medicine.

Cas 117-39-5 98% Sophora Japonica Extract Powder Yellow Color 0


Quercetin is an expectorant commonly used clinically in Chinese medicine. This product has good expectorant and antitussive effects, and also has a certain anti-asthmatic effect. It also reduces blood pressure, improves capillary resistance, and reduces capillary blood. The pharmacological function of fragility, lowering blood lipids, dilating coronary arteries, and increasing coronary blood flow. Clinical quercetin is mainly used for bronchitis and phlegm inflammation. Chemicalbook also has an adjuvant treatment effect for patients with coronary heart disease and hypertension. Dry mouth, dizziness and burning sensation in the stomach area can be caused by using this product, which can disappear after stopping the drug. Quercetin is widely found in angiosperms, such as red tube medicine, cat's eye, iron-clad gold, manshan red, small leaf loquat, purple rhododendron, Zhaoshan white, dwarf tea, apocynum venetum. It is a kind of glycoside. This kind of aglycone is often combined with sugar in the form of glycosides, such as quercetin, rutin, hyperoside and so on.


Pharmacological action:
Quercetin can significantly inhibit the effect of cancer promoters, inhibit the growth of malignant cells in vitro, and inhibit DNA, RNA and protein synthesis of Ehrlich ascites cancer cells. Quercetin can inhibit platelet aggregation and the release of 5-hydroxytryptamine (5-HT) Chemicalbook. It has a significant inhibitory effect on platelet aggregation induced by ADP, thrombin and platelet activating factor (PAF). Among them, PAF has the most inhibitory effect. Strong, it can also significantly inhibit the release of 3H-5-HT from rabbit platelets induced by thrombin.



Production methods:

1. Recovery of isoquercetin from bioflavonoids

2. Preparation method of quercetin and isoquercetin derivatives

3. Quercetin derivatives and their medical uses

4. Enzymatic hydrolysis of rutin to prepare isoquercetin and quercetin

5. A method for extracting quercetin-7-O-rhamnoside


Flowchart : Quercetin 98% UV Powder

                    Cas 117-39-5 98% Sophora Japonica Extract Powder Yellow Color 1



Quercetin may expel phlegm and arrest coughing, it can also be used as anti-asthmatic.
Quercetin has anticancer activity, inhibits PI3-kinase activity and slightly inhibits PIP Kinase activity, reduces cancer cell growth via type II  receptors.
Quercetin may inhibit histamine release from basophils and mast cells.
Quercetin may control the spread of certain viruses within the body.
Quercetin may help reduce tissue destruction.
Quercetin may also be beneficial in the treatment of dysentery, gout, and psoriasis.


Our Certificate of Analysis of Quercetin 95%HPLC/98%UV

(Sophora Japonica Extract Quercetin 98%UV Powder)


Cas 117-39-5 98% Sophora Japonica Extract Powder Yellow Color 2


                     Cas 117-39-5 98% Sophora Japonica Extract Powder Yellow Color 3






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