Procyanidin B2

Synonyms: Epicatechin(4beta->8)epicatechin; Proanthocyanidin B2; 4,8″-Bi-[(+)-epicatechin];  cis,cis″-4,8″-Bi(3,3′,4′,5,7-pentahydroxyflavane);
(2S,2'S,3R,3'R,4S)-2,2'-bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-2H,2'H-4,8'-bichromene-3,3',5,5',7,7'-hexol;
Mol. Formula:  C30H26O12                           

Mol. Weight:   578.52                             

CAS No.: 29106-49-8
Botanical Source: Grape Seed P.E