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USP Reference Standards
Epigallocatechin-3-O-gallate

Epigallocatechin-3-O-gallate

Name: (-)-Epigallocatechin-3-O-gallate (20 mg)
USP Catalog No: 1236700
CAS: 989-51-5
Molecular Formula: C22H18O11
Product Type: Reference Standard

Product Details

Name: (-)-Epigallocatechin-3-O-gallate (20 mg)

USP Catalog No: 1236700

CAS: 989-51-5

Molecular Formula: C22H18O11

Product Type: Reference Standard

Container Type: VIAL

Epigallocatechin-3-O-gallate

Epigallocatechin Gallate is a phenolic antioxidant found in a number of plants such as green and black tea. It inhibits cellular oxidation and prevents free radical damage to cells. It is under study as a potential cancer chemopreventive agent. (NCI)

Epigallocatechin Gallate is a phenolic antioxidant found in a number of plants such as green and black tea. It inhibits cellular oxidation and prevents free radical damage to cells. It is under study as a potential cancer chemopreventive agent. (NCI)


(-)-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.


(-)-Epigallocatechin gallate is a natural product found in Limoniastrum guyonianum, Scurrula atropurpurea, and other organisms with data available.


Company and Certificate

Guangzhou Tosun Pharmaceutical Limited - Company Profile (1)

Guangzhou Tosun Pharmaceutical Ltd. is a high-teched enterprise with modern workshops and advanced production technology, located in Guangzhou, China and with nearly 200 staff members. The construction area is more than 3,000 square meters.

With a global network of procurement, R&D and marketing, it can quickly meet the needs of domestic and foreign pharmaceutical enterprises in products of R&D, production, and marketing sales. Now, about 40% of our products are exported to foreign markets, including Europe, India, Korea, Japan, US, and so on. We have established good cooperation with customers at home and abroad.

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