Quercetin powder Raw Materials CAS 117-39-5

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Uses and synthesis of Quercetin powder

Quercetin powder is a flavonol compound widely distributed in plant kingdom with various biological activities. Quercetin is a kind of expectorant commonly used in Chinese traditional medicine clinic. It has good expectorant and cough effect, also has certain anti-asthmatic effect, and has pharmacological functions of lowering blood pressure, improving capillary resistance, reducing capillary brittleness, lowering blood lipids, dilating coronary artery and increasing coronary blood flow. Quercetin powder is mainly used for bronchitis and phlegmous inflammation. It also has adjuvant therapeutic effect on patients with coronary heart disease and hypertension. Dry mouth, dizziness and burning sensation in stomach area can be experienced with this product, which can disappear after stopping the drug.

Applications/Functions of Quercetin powder

1. Antioxidants. Quercetin powder is mainly used in oils, beverages, cold drinks, meat processing products.
2. Quercetin has good expectorant, antitussive and antiasthmatic effects. It is used in the treatment of chronic bronchitis, and also has auxiliary therapeutic effect on patients with coronary heart disease and hypertension
3. Quercetin powder has anti-free radical, anti-oxidation, antibacterial, antiviral, anti-allergic and other effects. When used in lard, etc., various antioxidant indexes are similar to BHA or PG.

Physicochemical Property of Quercetin powder

Quercetin yellow acicular crystalline powder. Thermally stable, decomposition temperature 314℃. It can improve the light resistance of food pigments and prevent the change of food flavor. It changes color when exposed to metal ions. Slightly soluble in water, easily soluble in alkaline aqueous solution.

Production methodprocess of Quercetin powder

The bark of Quercus plants in the beech family is ground into powder, washed in hot salt water, extracted with dilute ammonia, and neutralized with dilute sulfuric acid. The filtrate is boiled and crystallized to produce Quercetin powder.

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