23567-23-9

PROCYANIDIN B3 Procyanidol B3 PROCYANIDIN B3 USP/EP/BP procyanidin B3 from barley CATECHIN-(4ALPHA->8)-CATECHIN CATECHIN-(4ALPHA->8)-CATECHIN B3 [4,8''-Biflavan]-3,3',3'',3''',4',4''',5,5'',7,7''-decol stereoisomer (2R,2'R,3S,3'S,4S)-2,2'-Bis(3,4-dihydroxyphenyl)-4,8'-bichroman-3,3',5,5',7,7'-hexol (2R,2'R,3S,3'S,4S)-2,2'-Bis(3,4-dihydroxyphenyl)-[4,8'-bichroman]-3,3',5,5',7,7'-hexaol 3,3',4,4'-Tetrahydro-2α,2'α-bis(3,4-dihydroxyphenyl)-4α,8'-bi[2H-1-benzopyran]-3β,3'β,5,5',7,7'-hexol (2R,2'R,3S,3'S,4S)-2,2'-Bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-[4,8'-bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol (2R,2'R,3S,3'S,4α)-3,3',4,4'-Tetrahydro-2α,2'α-bis(3,4-dihydroxyphenyl)-4,8'-bi[2H-1-benzopyran]-3,3',5,5',7,7'-hexol [4,8'-Bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol, 2,2'-bis(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-, (2R,2'R,3S,3'S,4S)-