Quercetin(98% min)(Cas no:117-39-5)

[English name]: Quercetin
[CAS NO.]: 117-39-5
[Formula]: C15H10O7
[Molecular Weight]: 302.23

[Specification]: 95%, 98%
[Test method]: HPLC/UV
[Product properties]: Yellow needle crystal powder
[Place of origin]: Shaanxi, China
[Product resource]: Extracted from Peanut shell or semisynthesized from Rutin which is extracted from Sophora flavescens Ait.

Quercetin is a potent antioxidant and has anti-inflammatory activity,protecting cellular structures and blood vessels from the damaging effects of free radicals. It improves blood vessel strength. Quercetin inhibits the activity of catechol-O-methyltransferase that breaks down the neurotransmitter norepinephrine. This effect may lead to elevate the levels of norepinephrine and an increase in energy expenditure and fat oxidation. It also means quercetin acts as an antihistamine leading to the relief of allergies and asthma. As an antioxidant, it reduces LDL cholesterol and offers protection from heart disease.

Function

1, Quercetin may expel phlegm and arrest coughing, it can also be used as anti-asthmatic. 

2, Quercetin has anticancer activity, inhibits PI3-kinase activity and slightly inhibits PIP Kinase activity, reduces cancer cell growth via type II estrogen receptors.

3, Quercetin may inhibit histamine release from basophils and mast cells.

4, Quercetin may control the spread of certain viruses within the body.

5, Quercetin may help reduce tissue destruction.

6, Quercetin may also be beneficial in the treatment of dysentery, gout, and psoriasis

Application

Rutin has a Antiinflammatory functions , function of Vitamin P , Antivirus effect and restrain the activity of aldose reductase .It used to prevent stroke, hypertension, retinal hemorrhage, purpura, and acute hemorrhagic nephritis. The treatment of chronic bronchitis, efficiency reaches 84.8% and 98%. Troxerutin as its derivatives used in the treatment of burns, arthritis & all kinds of vascular disease, has been the sale of goods abroad. China also produces this drug : the efficiency for cerebrovascular disease 87.8%, cure retinal edema and bleeding 88%.