1.0 2010-04-08 22:05:31 UTC 2020-02-24 19:10:38 UTC FDB002789 Bilobetin From Ginkgo biloba (ginkgo). Bilobetin is found in ginkgo nuts and fats and oils. 3''',8-Biflavone, 4',5,5'',7,7''-pentahydroxy-4'''-methoxy- 4'-Monomethylamentoflavone 4',5,5'',7,7''-pentahydroxy-4'''-methoxy-3''',8-biflavone Bilobetin C31H20O10 552.4845 552.10564686 8-[5-(5,7-dihydroxy-4-oxo-4H-chromen-2-yl)-2-methoxyphenyl]-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one 8-[5-(5,7-dihydroxy-4-oxochromen-2-yl)-2-methoxyphenyl]-5,7-dihydroxy-2-(4-hydroxyphenyl)chromen-4-one 521-32-4 COC1=C(C=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1)C1=C2OC(=CC(=O)C2=C(O)C=C1O)C1=CC=C(O)C=C1 InChI=1S/C31H20O10/c1-39-24-7-4-15(26-12-22(37)29-19(34)9-17(33)10-27(29)40-26)8-18(24)28-20(35)11-21(36)30-23(38)13-25(41-31(28)30)14-2-5-16(32)6-3-14/h2-13,32-36H,1H3 IWEIJEPIYMAGTH-UHFFFAOYSA-N belongs to the class of organic compounds known as biflavonoids and polyflavonoids. These 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''. Biflavonoids and polyflavonoids Organic compounds Phenylpropanoids and polyketides Flavonoids Biflavonoids and polyflavonoids Aromatic heteropolycyclic compounds 1-hydroxy-2-unsubstituted benzenoids 1-hydroxy-4-unsubstituted benzenoids 4'-O-methylated flavonoids 4'-hydroxyflavonoids 5-hydroxyflavonoids 7-hydroxyflavonoids Alkyl aryl ethers Anisoles Chromones Flavones Heteroaromatic compounds Hydrocarbon derivatives Methoxybenzenes Organic oxides Oxacyclic compounds Phenoxy compounds Pyranones and derivatives Vinylogous acids 1-benzopyran 1-hydroxy-2-unsubstituted benzenoid 1-hydroxy-4-unsubstituted benzenoid 4'-hydroxyflavonoid 4p-methoxyflavonoid-skeleton 5-hydroxyflavonoid 7-hydroxyflavonoid Alkyl aryl ether Anisole Aromatic heteropolycyclic compound Benzenoid Benzopyran Bi- and polyflavonoid skeleton Chromone Ether Flavone Heteroaromatic compound Hydrocarbon derivative Hydroxyflavonoid Methoxybenzene Monocyclic benzene moiety Organic oxide Organic oxygen compound Organoheterocyclic compound Organooxygen compound Oxacycle Phenol Phenol ether Phenoxy compound Pyran Pyranone Vinylogous acid logp 4.81 ALOGPS logs -5.06 ALOGPS solubility 4.79e-03 g/l ALOGPS melting_point Mp 320° dec. logp 5.23 ChemAxon pka_strongest_acidic 6.12 ChemAxon pka_strongest_basic -4.9 ChemAxon iupac 8-[5-(5,7-dihydroxy-4-oxo-4H-chromen-2-yl)-2-methoxyphenyl]-5,7-dihydroxy-2-(4-hydroxyphenyl)-4H-chromen-4-one ChemAxon average_mass 552.4845 ChemAxon mono_mass 552.10564686 ChemAxon smiles COC1=C(C=C(C=C1)C1=CC(=O)C2=C(O)C=C(O)C=C2O1)C1=C2OC(=CC(=O)C2=C(O)C=C1O)C1=CC=C(O)C=C1 ChemAxon formula C31H20O10 ChemAxon inchi InChI=1S/C31H20O10/c1-39-24-7-4-15(26-12-22(37)29-19(34)9-17(33)10-27(29)40-26)8-18(24)28-20(35)11-21(36)30-23(38)13-25(41-31(28)30)14-2-5-16(32)6-3-14/h2-13,32-36H,1H3 ChemAxon inchikey IWEIJEPIYMAGTH-UHFFFAOYSA-N ChemAxon polar_surface_area 162.98 ChemAxon refractivity 149.39 ChemAxon polarizability 55.67 ChemAxon rotatable_bond_count 3 ChemAxon acceptor_count 10 ChemAxon donor_count 5 ChemAxon physiological_charge -2 ChemAxon formal_charge 0 ChemAxon Specdb::CMs 11293 Specdb::CMs 42200 Specdb::CMs 281781 Specdb::CMs 335216 Specdb::CMs 335217 Specdb::CMs 335218 Specdb::CMs 335219 Specdb::CMs 335220 Specdb::CMs 335221 Specdb::CMs 335222 Specdb::CMs 335223 Specdb::CMs 335224 Specdb::CMs 335225 Specdb::CMs 335226 Specdb::CMs 335227 Specdb::CMs 335228 Specdb::CMs 335229 Specdb::CMs 335230 Specdb::CMs 335231 Specdb::CMs 335232 Specdb::CMs 335233 Specdb::CMs 335234 Specdb::CMs 335235 Specdb::CMs 335236 Specdb::CMs 335237 Specdb::MsMs 9866 Specdb::MsMs 9867 Specdb::MsMs 9868 Specdb::MsMs 16538 Specdb::MsMs 16539 Specdb::MsMs 16540 Specdb::MsMs 2232857 Specdb::MsMs 2233711 Specdb::MsMs 2235251 Specdb::MsMs 3051239 Specdb::MsMs 3051240 Specdb::MsMs 3051241 Specdb::MsMs 3119524 Specdb::MsMs 3119525 Specdb::MsMs 3119526 HMDB30833 #<Reference:0x000055ce33244c88> Fats and oils Unknown generic Ginkgo nuts Type 1 specific Ginkgo biloba 3311