Synonyms:
(2s,3r)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2h-1-pyran-3,5,7-triol, 3,3,4,5,7-pentahydroxyflavan, (-)-cyanidanol-3 ; [2s,(-)]-2β-(3,4-dihydroxyphenyl)-3,4-dihydro-2h-1-benzopyran-3α,5,7-triol ; l-catechol ; 3,5,7,3',4'-pentahydroxyflavane hydrate ; (l)-catechin hydrate ; (-)-catechin hydrate ; (2s,3r)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2h-1-benzopyran-3,5,7-triol ; (+)-trans-3,3',4',5,7-pentahydroxyflavane ; (2s-trans)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2h-1-benzopyran-3,5,7-triol ; (2s,3r)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-1(2h)-benzopyran-3,5,7-triol