1.0 2010-04-08 22:12:40 UTC 2019-11-26 03:13:50 UTC FDB016815 Prunus inhibitor a Isolated from Prunus persica roots. Prunus inhibitor a is found in fruits and peach. Afzelechin(2b->7,4b->8)afzelechin ent-Epiafzelechin-(2alpha->7,4alpha->8)-afzelechin PIa Prunus inhibitor a C30H24O10 544.5056 544.136946988 (1R,5R,6R,13S,21S)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0^{2,11}.0^{3,8}.0^{15,20}]henicosa-2(11),3(8),9,15(20),16,18-hexaene-6,9,17,19,21-pentol (1R,5R,6R,13S,21S)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0^{2,11}.0^{3,8}.0^{15,20}]henicosa-2(11),3(8),9,15(20),16,18-hexaene-6,9,17,19,21-pentol 83944-96-1 OC1CC2=C(OC1C1=CC=C(O)C=C1)C1=C(OC3(OC4=C(C1C3O)C(O)=CC(O)=C4)C1=CC=C(O)C=C1)C=C2O InChI=1S/C30H24O10/c31-15-5-1-13(2-6-15)27-21(36)11-18-19(34)12-23-25(28(18)38-27)26-24-20(35)9-17(33)10-22(24)39-30(40-23,29(26)37)14-3-7-16(32)8-4-14/h1-10,12,21,26-27,29,31-37H,11H2 LQRHGTVFFPMWCG-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 melting_point Mp 256-257° dec. logp 4.2 ChemAxon pka_strongest_acidic 8.82 ChemAxon pka_strongest_basic -3.3 ChemAxon iupac (1R,5R,6R,13S,21S)-5,13-bis(4-hydroxyphenyl)-4,12,14-trioxapentacyclo[11.7.1.0^{2,11}.0^{3,8}.0^{15,20}]henicosa-2(11),3(8),9,15(20),16,18-hexaene-6,9,17,19,21-pentol ChemAxon average_mass 544.5056 ChemAxon mono_mass 544.136946988 ChemAxon smiles OC1CC2=C(OC1C1=CC=C(O)C=C1)C1=C(OC3(OC4=C(C1C3O)C(O)=CC(O)=C4)C1=CC=C(O)C=C1)C=C2O ChemAxon formula C30H24O10 ChemAxon inchi InChI=1S/C30H24O10/c31-15-5-1-13(2-6-15)27-21(36)11-18-19(34)12-23-25(28(18)38-27)26-24-20(35)9-17(33)10-22(24)39-30(40-23,29(26)37)14-3-7-16(32)8-4-14/h1-10,12,21,26-27,29,31-37H,11H2 ChemAxon inchikey LQRHGTVFFPMWCG-UHFFFAOYSA-N ChemAxon polar_surface_area 169.3 ChemAxon refractivity 140.23 ChemAxon polarizability 53.54 ChemAxon rotatable_bond_count 2 ChemAxon acceptor_count 10 ChemAxon donor_count 7 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Fruits Unknown generic Peach Type 1 specific Prunus persica 3760