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Procyanidin B4

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Procyanidin B4
Chemical structure of procyanidin B
Names
Other names
Procyanidin B4
Identifiers
3D model (JSmol)
ChEBI
  • O[C@@H]1Cc2c(O)cc(O)c([C@H]3[C@H](O)[C@H](Oc4cc(O)cc(O)c34)c3ccc(O)c(O)c3)c2O[C@@H]1c1ccc(O)c(O)c1
Properties
C30H26O12
Molar mass 578.52 g/mol
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Procyanidin B4 is a B type proanthocyanidin.

Procyanidin-B4 is a catechin-(4α→8)-epicatechin dimer. It is found in the litchi pericarp,[1] in grape seeds,[2] and, along with 4-cis-isomer of procyanidin B4, in beer.[3]

See also

References

  1. ^ Immunomodulatory and anticancer activities of flavonoids extracted from litchi (Litchi chinensis Sonn.) pericarp. Mouming Zhao; Bao Yang; Jinshui Wang; Yang Liu; Limei Yu; Yueming Jiang, 2007
  2. ^ Catechin and proanthocyanidin B4 from grape seeds prevent doxorubicin-induced toxicity in cardiomyocytes. Yu Du and Hongxiang Lou, 2008.
  3. ^ Structure elucidation of proanthocyanidins: Direct synthesis and isolation from Pilsener beer. Jan Delcour, 1985

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