[Epicatechin-(4beta->8)]2-epicatechin 3'''-gallate
IUPAC 名称
(2R,3R)-2-(3,4-dihydroxyphenyl)-8-[(2R,3R,4S)-2-(3,4-dihydroxyphenyl)-8-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-5,7-dihydroxy-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate
描述
[epicatechin-(4beta->8)]2-epicatechin 3'''-gallate 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->8)]2-epicatechin 3'''-gallate is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). [epicatechin-(4beta->8)]2-epicatechin 3'''-gallate can be found in common grape, which makes [epicatechin-(4beta->8)]2-epicatechin 3'''-gallate a potential biomarker for the consumption of this food product.
异构
O[C@H]1[C@H](OC2=C([C@@H]1C1=C(O)C=C(O)C3=C1O[C@@H]([C@H](O)[C@H]3C1=C(O)C=C(O)C3=C1O[C@@H]([C@@H](C3)OC(=O)C1=CC(O)=C(O)C(O)=C1)C1=CC(O)=C(O)C=C1)C1=CC(O)=C(O)C=C1)C(O)=CC(O)=C2)C1=CC(O)=C(O)C=C1
InChI标识符
InChI=1S/C52H42O22/c53-21-12-30(61)38-36(13-21)71-48(18-2-5-24(55)28(59)8-18)45(68)42(38)40-32(63)16-33(64)41-43(46(69)49(74-51(40)41)19-3-6-25(56)29(60)9-19)39-31(62)15-26(57)22-14-37(72-52(70)20-10-34(65)44(67)35(66)11-20)47(73-50(22)39)17-1-4-23(54)27(58)7-17/h1-13,15-16,37,42-43,45-49,53-69H,14H2/t37-,42-,43+,45-,46-,47-,48-,49-/m1/s1
键
FYNOPTDFZIWSDG-SRPXDWQMSA-N