Epicatechin gallate  (ECG)

Synonyms:  (-)-epicatechin gallate; ECG;  (−)-cis-3,3',4',5,7-Pentahydroxyflavane 3-gallate; 
(2R,3R)-2-(3,4-Dihydroxyphenyl)-3,4-dihydro-1(2H)-benzopyran-3,5,7-triol 3-(3,4,5-trihydroxybenzoate);
Molecular Formula:   C22H18O10                           
Molecular Weight:   442.4                                                      
CAS Number:   1257-08-5
Botanical Source: Green Tea

Purity: >98%,99% by HPLC
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