1.0 2010-04-08 22:05:32 UTC 2019-11-26 02:58:01 UTC FDB002824 Kaempferol 3-galactoside Widespread occurrence in plant world, e.g. Pinus sylvestris (Scotch pine) and fruits of Scolymus hispanicus (Spanish salsify). Kaempferol 3-galactoside is found in many foods, some of which are horseradish, almond, peach, and tea. 3-O-b-D-Galactopyranosyloxy-4',5,7-trihydroxyflavone Kaempferol 3-galactoside Kaempferol 3-O-beta-D-galactoside Kaempferol-3-O-galactoside Trifolioside C21H20O11 448.3769 448.100561482 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,4S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4H-chromen-4-one 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,4S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}chromen-4-one 23627-87-4 OCC1OC(OC2=C(OC3=CC(O)=CC(O)=C3C2=O)C2=CC=C(O)C=C2)C(O)C(O)C1O InChI=1S/C21H20O11/c22-7-13-15(26)17(28)18(29)21(31-13)32-20-16(27)14-11(25)5-10(24)6-12(14)30-19(20)8-1-3-9(23)4-2-8/h1-6,13,15,17-18,21-26,28-29H,7H2 JPUKWEQWGBDDQB-UHFFFAOYSA-N belongs to the class of organic compounds known as flavonoid-3-o-glycosides. These are phenolic compounds containing a flavonoid moiety which is O-glycosidically linked to carbohydrate moiety at the C3-position. Flavonoid-3-O-glycosides Organic compounds Phenylpropanoids and polyketides Flavonoids Flavonoid glycosides melting_point Mp 235° (229-231°) logp 0.16 ChemAxon pka_strongest_acidic 6.37 ChemAxon pka_strongest_basic -3 ChemAxon iupac 5,7-dihydroxy-2-(4-hydroxyphenyl)-3-{[(2S,4S)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}-4H-chromen-4-one ChemAxon average_mass 448.3769 ChemAxon mono_mass 448.100561482 ChemAxon smiles OCC1OC(OC2=C(OC3=CC(O)=CC(O)=C3C2=O)C2=CC=C(O)C=C2)C(O)C(O)C1O ChemAxon formula C21H20O11 ChemAxon inchi InChI=1S/C21H20O11/c22-7-13-15(26)17(28)18(29)21(31-13)32-20-16(27)14-11(25)5-10(24)6-12(14)30-19(20)8-1-3-9(23)4-2-8/h1-6,13,15,17-18,21-26,28-29H,7H2 ChemAxon inchikey JPUKWEQWGBDDQB-UHFFFAOYSA-N ChemAxon polar_surface_area 186.37 ChemAxon refractivity 107.29 ChemAxon polarizability 42.59 ChemAxon rotatable_bond_count 4 ChemAxon acceptor_count 11 ChemAxon donor_count 7 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Almond Type 1 specific Prunus dulcis 3755 0.013088 0.0130875 0.0130875 mg/100 g Black tea Type 1 1.286246 3.085874081 0.351742659 mg/100 g Caraway Type 1 specific Carum carvi 48032 Common grape Type 1 specific Vitis vinifera 29760 0.065 0.130000001 0.0 mg/100 g Green tea Type 1 1.286246 3.085874081 0.351742659 mg/100 g Green vegetables Unknown generic Herbal tea Type 1 Horseradish Type 1 specific Armoracia rusticana 3704 Peach Type 1 specific Prunus persica 3760 Red tea Type 1 Star anise Type 1 specific Illicium verum 124778 Tea Type 1 specific Camellia sinensis 4442 1.286246 3.085874081 0.351742659 mg/100 g White lupine Type 1 specific Lupinus albus 3870 Aldose reductase inhibitor 40 An EC 1.1.1.* (oxidoreductase acting on donor CH-OH group, NAD(+) or NADP(+) acceptor) inhibitor that interferes with the action of aldehyde reductase (EC 1.1.1.21). Anti-oxidant 502 A substance that opposes oxidation or inhibits reactions brought about by dioxygen or peroxides. In European countries, E-numbers for permitted antioxidant food additives are from E 300 to E 324.