Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin
IUPAC 名称
(1R,5R,6S,13R,21R)-5,13-bis(3,4-dihydroxyphenyl)-16-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-4,12,14-trioxapentacyclo[11.7.1.0²,¹¹.0³,⁸.0¹⁵,²⁰]henicosa-2(11),3(8),9,15(20),16,18-hexaene-6,9,17,19,21-pentol
描述
Isolated from Vaccinium vitis-idaea (cowberry). Epicatechin-(4beta->8)-epicatechin-(2beta->7,4beta->8)-catechin is found in fruits and lingonberry.
异构
O[C@H]1CC2=C(O[C@@H]1C1=CC=C(O)C(O)=C1)C1=C(O[C@@]3(OC4=C([C@H]1[C@H]3O)C(O)=CC(O)=C4[C@@H]1[C@@H](O)[C@H](OC3=C1C(O)=CC(O)=C3)C1=CC(O)=C(O)C=C1)C1=CC(O)=C(O)C=C1)C=C2O
InChI标识符
InChI=1S/C45H36O18/c46-18-10-27(54)33-31(11-18)60-41(16-2-5-21(48)25(52)8-16)39(58)37(33)34-28(55)13-29(56)35-38-36-32(62-45(44(38)59,63-43(34)35)17-3-6-22(49)26(53)9-17)14-23(50)19-12-30(57)40(61-42(19)36)15-1-4-20(47)24(51)7-15/h1-11,13-14,30,37-41,44,46-59H,12H2/t30-,37+,38+,39+,40+,41+,44+,45+/m0/s1
键
SRWJAXVAWDYXPA-ACNGEOCHSA-N