Procyanidin B8

Procyanidin B8 is a B type proanthocyanidin.

Procyanidin B8 is a catechin-(4α→6)-epicatechin dimer. It can be found in grape seedsProcyanidin dimers and trimers from grape seeds. Jorge M. Ricardo da Silva, Jacques Rigaud, Véronique Cheynier, Annie Cheminat and Michel Moutounet, Phytochemistry, 1991, Volume 30, Issue 4, Pages 1259–1264, and in beer.Structure elucidation of proanthocyanidins: Direct synthesis and isolation from Pilsener beer. Jan Delcour, Thesis, 1985

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