2''-Galloylastragalin
IUPAC 名称
2-{[5,7-dihydroxy-2-(4-hydroxyphenyl)-4-oxo-4H-chromen-3-yl]oxy}-4,5-dihydroxy-6-(hydroxymethyl)oxan-3-yl 3,4,5-trihydroxybenzoate
描述
2''-galloylastragalin is a member of the class of compounds known as flavonoid-3-o-glycosides. Flavonoid-3-o-glycosides are phenolic compounds containing a flavonoid moiety which is O-glycosidically linked to carbohydrate moiety at the C3-position. 2''-galloylastragalin is practically insoluble (in water) and a very weakly acidic compound (based on its pKa). 2''-galloylastragalin can be found in japanese persimmon, which makes 2''-galloylastragalin a potential biomarker for the consumption of this food product.
异构
OCC1OC(OC2=C(OC3=CC(O)=CC(O)=C3C2=O)C2=CC=C(O)C=C2)C(OC(=O)C2=CC(O)=C(O)C(O)=C2)C(O)C1O
InChI标识符
InChI=1S/C28H24O15/c29-9-18-21(36)23(38)26(42-27(39)11-5-15(33)20(35)16(34)6-11)28(41-18)43-25-22(37)19-14(32)7-13(31)8-17(19)40-24(25)10-1-3-12(30)4-2-10/h1-8,18,21,23,26,28-36,38H,9H2
键
UWIQWJHBYRTKAL-UHFFFAOYSA-N