
- Name:2H-1-Benzopyran-3,5,7-triol,
8,8'-methylenebis[2-(3,4-dihydroxyphenyl)-3,4-dihydro-,
(2R,2'R,3S,3'S)-
- Cas:81555-08-0
- Formula:C31H28O12

- Name:2,2',3,3'-Tetrahydro-2,2',5,5',8-pentahydroxy-6,6',8'-trimethoxy-2,2'-dimethyl-7,10'-bi[4H-naphtho[2,3-b]pyran]-4,4'-dione
- Cas:41689-66-1
- Formula:C31H28O12
- Synonyms:2,2',5,5',8-pentahydroxy-6,6',8'-trimethoxy-2,2'-dimethyl-2,2',3,3'-tetrahydro-4H,4'H-7,10'-bibenzo[g]chromene-4,4'-dione;

- Name:GRAPESEEDSEXTRACT
- Cas:18206-61-6
- Formula:C31H28O12
- Synonyms:Ouratea proanthocyanidin A;Proanthocyanidin A;[4,8'-Bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol,2'-(3,5-dihydroxy-4-methoxyphenyl)-3,3',4,4'-tetrahydro-2-(4-hydroxyphenyl)-,[2R-[2a,3a,4b(2'R*,3'R*)]]-;[4,8''-Biflavan]-3,3'',3''',4',5,5'',5''',7,7''-nonol,4'''-methoxy-, cis-2,3,cis-2'',3''-(+)- (8CI);CCRIS 9188;Polyhydroxyflavan-3-ol;Proanthocyanidin (grape seed extract);Proanthocyanidins;

- Name:[4,8'-Bi-2H-1-benzopyran]-3,3',5,5',7,7'-hexol,2'-(3,5-dihydroxy-4-methoxyphenyl)-3,3',4,4'-tetrahydro-2-(4-hydroxyphenyl)-
- Cas:27567-66-4
- Formula:C31H28O12
- Synonyms:[4,8''-Biflavan]-3,3'',3''',4',5,5'',5''',7,7''-nonol,4'''-methoxy-, cis-2,3,cis-2'',3''-(+)-, 4-epimer (8CI); Proanthocyanidin B
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