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Product Packaging | 0.5-5kg/ bag |
Synonyms | TEA CATECHIN; (-)-Epigallocatechin-3-O-gallate; EGCG, (-)-Epigallocatechin gallate/Green Tea EGCG90 |
EINECS | 479-560-7 |
Content Specification | 95% (HPLC) |
Molecular Formula | C22H18O11 |
Formula Weight | 458.37 |
Melting Point | 222-224°C |
Boiling Point | -175.5°C(C=1, EtOH) |
Alpha | D-185 ±2°(ethanol) |
Density | 1.90±0.1 g/cm3(Predicted) |
Plant origin | Green tea leaves |
Form | Solid |
Color | White to Light Brown |
Solubility | H2O: ≥5mg/mL, clear |
Water Solubility | Soluble in ethanol, dimethyl formamide, water. |
Refractive Index | -84° (C=2, EtOH) |
pKa | 7.75±0.25(Predicted) |
Detection method | HPLC |
InChIKey | WMBWREPUVVBILR-WIYYLYMNSA-N |
LogP | 0.639 (est) |
Safety Statements | 24/25 |
WGK Germany | 2 |
RTECS | KB5200000 |
F | 10-23 |
HS Code | 29339900 |
Toxicity | LD50 oral in mouse: 2170mg/kg |
Definition | ChEBI: (-)-epigallocatechin 3-gallate is a gallate ester obtained by the formal condensation of gallic acid with the (3R)-hydroxy group of (-)-epigallocatechin. It has a role as an antineoplastic agent, an antioxidant, a Hsp90 inhibitor, a neuroprotective agent, a plant metabolite, a geroprotector and an apoptosis inducer. It is a gallate ester, a polyphenol and a member of flavans. It is functionally related to a (-)-epigallocatechin. |
Biochem/physiol Actions | (-)-Epigallocatechin gallate (EGCG), an antioxidant polyphenol flavonoid exerts anti-tumor properties by inhibiting telomerase and DNA methyltransferase activity. |
Anticancer Research | EGCG and EGC are the active polyphenol compounds found in green tea, found toinhibit p-glycoprotein transport activities in Chinese hamster ovary (p-gp+) cells.EGCG facilitates the retraction of MDR phenotype by reducing cellular drug effluxwhen given in combination with vinblastine or doxorubicin. |
Storage | 2-8°C |
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