Epicatechin-(4beta->6)-epicatechin-(4beta->8)-epicatechin
IUPAC 名称
(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-6-[(2R,3R,4S)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-4-[(2R,3R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-8-yl]-3,4-dihydro-2H-1-benzopyran-3,5,7-triol
描述
Epicatechin-(4beta->6)-epicatechin-(4beta->8)-epicatechin is a member of the class of compounds known as biflavonoids and polyflavonoids. Biflavonoids and polyflavonoids are organic compounds containing at least two flavan/flavone units. These units are usually linked through CC or C-O-C bonds. Some examples include C2-O-C3, C2-O-C4, C3'-C3''', and C6-C8''. Epicatechin-(4beta->6)-epicatechin-(4beta->8)-epicatechin is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). Epicatechin-(4beta->6)-epicatechin-(4beta->8)-epicatechin can be found in common grape, which makes epicatechin-(4beta->6)-epicatechin-(4beta->8)-epicatechin a potential biomarker for the consumption of this food product.
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)=C([C@@H]1[C@@H](O)[C@H](OC4=C1C(O)=CC(O)=C4)C1=CC=C(O)C(O)=C1)C(O)=C3)C1=CC=C(O)C(O)=C1)=C(O)C=C2O
InChI标识符
InChI=1S/C45H38O18/c46-18-10-27(54)33-31(11-18)61-43(16-2-5-21(48)25(52)8-16)40(59)37(33)34-29(56)14-32-36(39(34)58)38(41(60)44(62-32)17-3-6-22(49)26(53)9-17)35-28(55)13-23(50)19-12-30(57)42(63-45(19)35)15-1-4-20(47)24(51)7-15/h1-11,13-14,30,37-38,40-44,46-60H,12H2/t30-,37-,38+,40-,41-,42-,43-,44-/m1/s1
键
SXEONTJNLWOUBB-KCXYZFMFSA-N