Quercetin Cas 117-39-5
What is Quercetin?
Quercetin is a naturally occurring flavonoid found in a variety of fruits, vegetables, and plants, such as apples, onions, berries, and leafy greens. Known for its potent antioxidant and anti-inflammatory properties, quercetin has garnered significant attention in the fields of nutrition, medicine, and wellness. Its diverse biological activities make it a valuable compound for promoting health and preventing disease.
Quercetin is renowned for its antioxidant and anti-inflammatory properties. Its primary application lies in combating oxidative stress by neutralizing free radicals, thereby protecting cells from damage and reducing the risk of chronic diseases like cancer, heart disease, and neurodegenerative disorders.
Quercetin’s anti-inflammatory effects make it beneficial for managing conditions such as arthritis, allergies, and asthma, as it helps reduce inflammation and alleviate symptoms. In cardiovascular health, quercetin improves blood vessel function, lowers blood pressure, and reduces LDL cholesterol, supporting heart health.
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Dosage:exact dosage should be subject to customer’s finial product formulation
Quercetin Quick Details
- Chemical Name:Quercetin
- CAS No.: 117-39-5
- EINECS: 204-187-1
- Molecular Fomula:C15H10O7
- Molecular weight: 302.24
- Appearance:Yellow powder
- Assay: 95%min
- Synonyms:3,3′,4′,5,7-Pentahydroxyflavone 2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-chromen-4-one;MELETIN;FLAVIN MELETIN;XANTHAURINE;QUERCETINE;QUERTINE; anhydrous quercetin
Quercetin Typical Properties
| Item | Specification | Results |
| Appearance | Yellow powder | Complies
|
| Identification | Must positive | Complies
Reference Spedrum |
| Solubility | Practically insoluble in water | Complies
|
| Soluble in aqueous alkaline sol. | Complies
|
|
| Loss on drying | ≤4.0% | 1.6% |
| Sulphated ash | ≤0.5% | 0.07% |
| Mesh size | 100% pass 80 mesh | Complies |
| Assay (on dry product) | ≥95.0% (HPLC method) | 95.7%
|
| ≥98.0% (UV method) | Complies | |
| Heavy Metal | ≤10ppm | ≤10ppm |
| Cadmium | ≤1ppm | Complies |
| Lead | ≤3ppm | Complies |
| Mercury | ≤0.1ppm | Complies |
| Arsenic | ≤1ppm | Complies
|
| Total plate count | ≤1000CFU/g | Complies
|
| Yeast & Mould | ≤100CFU/g | Complies
|
| E.Coli | Absent | Absent |
| Salmonella | Absent | Absent |
| Conclusion | The results conforms with enterprise standards | |
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Quercetin Applications
- It is a commonly used expectorant in the clinical practice of traditional Chinese medicine in China, with good effects on expectorant, cough, and asthma relief
- Protect the cardiovascular system, dilate blood vessels, and lower blood pressure; Prevention and treatment of coronary heart disease
- Anti inflammatory effect: When the human immune system fights against bacterial invasion, lipopolysaccharides (LPS) can trigger the body’s immune response and inflammatory response. Some studies have shown that quercetin has an inhibitory effect on LPS induced inflammatory response
- Antibacterial effect: Quercetin is also a broad-spectrum antibacterial substance, which can be used to prevent and treat various bacterial infectious diseases
- Antiviral effect: Quercetin can fight against various viruses, such as HIV virus, sarcoma virus, human herpes simplex virus, parainfluenza virus type 3 (Pf-3), respiratory syncytial virus (RSV).
Quercetin Package & Storage
- Package: 1kg/bag;25kg/drum
- Storage: Store in a cool place and keep it sealed to avoid direct sunlight.
