| CAS No.: | 989-51-5 |
|---|---|
| Formula: | C22h18o11 |
| EINECS: | 479-560-7 |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Powder |
| Quality: | Refined |
| Samples: |
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| Customization: |
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Chemical Name: EGCG
CAS No.: 989-51-5
Chemical Structure: C22H18O11
Molecular weight: 458.37
Appearance: White powder
Assay: 95%min
Epigallocatechin gallate (EGCG), also known as epigallocatechin-3-gallate, is the ester of epigallocatechin andgallic acid, and is a type of catechin. EGCG, the most abundant catechin in tea, is a polyphenol under basic research for its potential to affect human health and disease. EGCG is used in many dietary supplements.
EGCG is the main component of green tea polyphenols and is a catechin monomer isolated from tea leaves.
Green tea catechins have shown a number of benefical effects, modern research and scientific data demonstrates that the beneficial effects of green tea are largely due to its main catechin, Epigallocatechin Gallate (EGCG). EGCG makes up about 30%-50% of the total catechin content and has an antioxidant activity about 25-100 times more potent than Vitamin C and E. The EGCG 90%, 95% 98% is a pure and defined substance delivering all the healthful benefits associated with green tea, which provides the best of green tea in its purest form, is highly compatible with a broad range of foods, beverages and dietary supplements. It is white to a pale pink powder, has little impact on the taste of your product.
1) EGCG can reduce blood pressure, blood sugar, blood lipids.
2) EGCG has the function of removing radicals and anti-aging.
3) EGCG can enhance the immune function and prevention of colds.
4) EGCG has the function of anti-radiation, anti-cancer, inhibiting the increasing of cancer cell.
5) EGCG is used to anti-bacterium, with the function of sterilization and deodorization.
1) Applied in food field, adds tea polyphenols in foods can maintain original flavor, preventing corruption and discoloration, with the function of restraining and killing bacteria, which will improve the food hygiene standards.
2) Applied in pharmaceutical field, it is also used to treat cardiovascular disease and cancer.
3) Applied in cosmetic field, protecting skin from the harmful sun exposure, which will prevent skin cancer.
| (-)-Epigallocatechin gallate Basic information | |
| Product Name: | (-)-Epigallocatechin gallate |
| CAS: | 989-51-5 |
| MF: | C22H18O11 |
| MW: | 458.37 |
| EINECS: | 479-560-7 |
| Mol File: | 989-51-5.mol |
| (-)-Epigallocatechin gallate Chemical Properties | |
| Melting point | 222-224°C |
| alpha | D -185 ±2°(ethanol) |
| refractive index | -175.5 ° (C=1, EtOH) |
| storage temp. | 2-8°C |
| solubility | H2O: ≥5mg/mL, clear |
| Boiling point | 909.1±65.0 °C(Predicted) |
| density | 1.90±0.1 g/cm3(Predicted) |
| form | neat |
| Purity | 95% 98% |
| Used Part | LEAF |
| Active Ingredient | epigallocatechin gallate(egcg) |
| Particle Size | 100% pass 80 mesh |
| Appearance | White fine powder |
| Test Method | HPLC |
| Extraction type | Solvent Extraction |
| Physical Characteristics | |
| Particle Size | 100%Through 80 mesh |
| Loss on Drying(5h at 105ºC) | ≤2.0% |
| Ash content | ≤2.0% |
| Heavy metals | |
| Total Heavy Metals | ≤10ppm |
| As | ≤2.0ppm |
| Cd | ≤1.0ppm |
| Pb | ≤2.0ppm |
| Hg | ≤0.5ppm |
| Microbiological Tests | |
| Total Plate Count | ≤1000cfu/g |
| Total Yeast & Mold | ≤100cfu/g |
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