Proanthocyanidin B8

Proanthocyanidin B8
Other names

Procyanidin B8
Properties
Molecular formula C30H26O12
Molar mass 578.52 g/mol
Exact mass 578.142426 u
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Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
Infobox references

Proanthocyanidin B8 (Procyanidin B8) is a B type proanthocyanidin.

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

References

  1. ^ Procyanidin dimers and trimers from grape seeds. Jorge M. Ricardo da Silva, Jacques Rigaud, Véronique Cheynier, Annie Cheminat and Michel Moutounet, 1991
  2. ^ Structure elucidation of proanthocyanidins: Direct synthesis and isolation from Pilsener beer. Jan Delcour, 1985
A type proanthocyanidins
Dimers : Proanthocyanidin A1 | A2 | Trimers:Cinnamtannin B1 | Selligueain A | Selligueain B | Tetramers: Arecatannin A2
B type proanthocyanidins
Dimers : Proanthocyanidin B1 | B2 | B3 | B4 | B5 | B6 | B8 Trimers: Arecatannin B1 | Proanthocyanidin C1
Types
Arecatannins (Arecatannin A1 | Arecatannin A3 | Arecatannin B2 | Arecatannin C1)