Gallocatechin-(4alpha->8)-epicatechin
IUPAC 名称
(2R,3R)-2-(3,4-dihydroxyphenyl)-8-[(2R,3S,4S)-3,5,7-trihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-4-yl]-3,4-dihydro-2H-1-benzopyran-3,5,7-triol
描述
Isolated from Camellia sinensis assamica (Assam tea). Gallocatechin-(4alpha->8)-epicatechin is found in tea and broad bean.
异构
O[C@@H]1CC2=C(O[C@@H]1C1=CC=C(O)C(O)=C1)C([C@H]1[C@H](O)[C@H](OC3=C1C(O)=CC(O)=C3)C1=CC(O)=C(O)C(O)=C1)=C(O)C=C2O
InChI标识符
InChI=1S/C30H26O13/c31-12-6-17(35)23-22(7-12)42-29(11-4-19(37)26(40)20(38)5-11)27(41)25(23)24-18(36)9-15(33)13-8-21(39)28(43-30(13)24)10-1-2-14(32)16(34)3-10/h1-7,9,21,25,27-29,31-41H,8H2/t21-,25+,27+,28-,29-/m1/s1
键
ZYDDITZPGFXQSD-QKFRQTJPSA-N