Page 118 - phytochemistry II -pharmD general
P. 118

2. Condensed tannin (Proanthocyanidins )
                                    Oligomeric flavonoids

                      I. Hydrolysable tannins

       Galloyl and hexahydroxydiphenoyl esters and their derivatives. (found as
multiple esters with glucose).

    Gallotannins                    Ellagitannins
Gallic acid esters       hexahydroxydiphenyl esters

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