Epicatechin-(4beta->8)-epigallocatechin 3'-gallate
IUPAC 名称
(2R,3R)-8-[(2R,3R,4R)-2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-3,4-dihydro-2H-1-benzopyran-4-yl]-5,7-dihydroxy-2-(3,4,5-trihydroxyphenyl)-3,4-dihydro-2H-1-benzopyran-3-yl 3,4,5-trihydroxybenzoate
描述
Epicatechin-(4beta->8)-epigallocatechin 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)-epigallocatechin 3'-gallate is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). Epicatechin-(4beta->8)-epigallocatechin 3'-gallate can be found in tea, which makes epicatechin-(4beta->8)-epigallocatechin 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](C3)OC(=O)C1=CC(O)=C(O)C(O)=C1)C1=CC(O)=C(O)C(O)=C1)C(O)=CC(O)=C2)C1=CC=C(O)C(O)=C1
InChI标识符
InChI=1S/C37H30O17/c38-15-8-20(42)28-26(9-15)52-35(12-1-2-17(39)19(41)3-12)33(50)30(28)29-21(43)11-18(40)16-10-27(53-37(51)14-6-24(46)32(49)25(47)7-14)34(54-36(16)29)13-4-22(44)31(48)23(45)5-13/h1-9,11,27,30,33-35,38-50H,10H2/t27-,30-,33-,34-,35-/m1/s1
键
BUOLDWJIICQRBU-RGOYVLDUSA-N