Procyanidin B8

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Procyanidin B8
Chemical structure of procyanidin B8
Jmol-3D images Image 1
Molecular formula C30H26O12
Molar mass 578.52 g/mol
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
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Infobox references

Procyanidin B8 is a B type proanthocyanidin.

Procyanidin B8 is a catechin-(4α→6)-epicatechin dimer. It can be found in grape seeds[1] and in beer.[2]


  1. ^ Procyanidin 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, doi:10.1016/S0031-9422(00)95213-0
  2. ^ Structure elucidation of proanthocyanidins: Direct synthesis and isolation from Pilsener beer. Jan Delcour, Thesis, 1985