Formula C30H24O13 | Molar mass 592.5 g/mol | |
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Procyanidin A1 is a A type proanthocyanidin dimer.
It is an epicatechin-(2β→7,4β→8)-catechin dimer found in Rhododendron spiciferum, in peanut skins and in Ecdysanthera utilis.
Procyanidin B1 can be converted into procyanidin A1 by radical oxidation using 1,1-diphenyl-2-picrylhydrazyl (DPPH) radicals under neutral conditions.
References
Procyanidin A1 Wikipedia(Text) CC BY-SA