1.0 2010-04-08 22:09:27 UTC 2025-11-18 23:24:24 UTC FDB011081 Cyclocurcumin Constituent of the rhizome of Curcuma longa (turmeric). Cyclocurcumin is found in turmeric and herbs and spices. C21H20O6 368.3799 368.125988372 2-(4-hydroxy-3-methoxyphenyl)-6-[(E)-2-(4-hydroxy-3-methoxyphenyl)ethenyl]-3,4-dihydro-2H-pyran-4-one 2-(4-hydroxy-3-methoxyphenyl)-6-[(E)-2-(4-hydroxy-3-methoxyphenyl)ethenyl]-2,3-dihydropyran-4-one 153127-42-5 COC1=C(O)C=CC(\C=C\C2=CC(=O)CC(O2)C2=CC(OC)=C(O)C=C2)=C1 InChI=1S/C21H20O6/c1-25-20-9-13(4-7-17(20)23)3-6-16-11-15(22)12-19(27-16)14-5-8-18(24)21(10-14)26-2/h3-11,19,23-24H,12H2,1-2H3/b6-3+ IZLBLUIBVMGMIY-ZZXKWVIFSA-N belongs to the class of organic compounds known as linear diarylheptanoids. These are diarylheptanoids with an open heptane chain. The two aromatic rings are linked only by the heptane chain. Linear diarylheptanoids Organic compounds Phenylpropanoids and polyketides Diarylheptanoids Linear diarylheptanoids Aromatic heteromonocyclic compounds 1-hydroxy-2-unsubstituted benzenoids Alkyl aryl ethers Anisoles Cyclic ketones Dihydropyranones Hydrocarbon derivatives Methoxybenzenes Methoxyphenols Organic oxides Oxacyclic compounds Phenoxy compounds Styrenes Vinylogous esters 1-hydroxy-2-unsubstituted benzenoid Alkyl aryl ether Anisole Aromatic heteromonocyclic compound Benzenoid Carbonyl group Cyclic ketone Dihydropyranone Ether Hydrocarbon derivative Ketone Linear 1,7-diphenylheptane skeleton Methoxybenzene Methoxyphenol Monocyclic benzene moiety Organic oxide Organic oxygen compound Organoheterocyclic compound Organooxygen compound Oxacycle Phenol Phenol ether Phenoxy compound Styrene Vinylogous ester logp 3.11 ALOGPS logs -4.71 ALOGPS solubility 7.25e-03 g/l ALOGPS logp 3.24 ChemAxon pka_strongest_acidic 9.38 ChemAxon pka_strongest_basic -4.4 ChemAxon iupac 2-(4-hydroxy-3-methoxyphenyl)-6-[(E)-2-(4-hydroxy-3-methoxyphenyl)ethenyl]-3,4-dihydro-2H-pyran-4-one ChemAxon average_mass 368.3799 ChemAxon mono_mass 368.125988372 ChemAxon smiles COC1=C(O)C=CC(\C=C\C2=CC(=O)CC(O2)C2=CC(OC)=C(O)C=C2)=C1 ChemAxon formula C21H20O6 ChemAxon inchi InChI=1S/C21H20O6/c1-25-20-9-13(4-7-17(20)23)3-6-16-11-15(22)12-19(27-16)14-5-8-18(24)21(10-14)26-2/h3-11,19,23-24H,12H2,1-2H3/b6-3+ ChemAxon inchikey IZLBLUIBVMGMIY-ZZXKWVIFSA-N ChemAxon polar_surface_area 85.22 ChemAxon refractivity 102.88 ChemAxon polarizability 39.02 ChemAxon rotatable_bond_count 5 ChemAxon acceptor_count 6 ChemAxon donor_count 2 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::CMs 12330 Specdb::CMs 43086 Specdb::CMs 133697 Specdb::CMs 141431 Specdb::MsMs 77202 Specdb::MsMs 77203 Specdb::MsMs 77204 Specdb::MsMs 137274 Specdb::MsMs 137275 Specdb::MsMs 137276 Specdb::MsMs 2805468 Specdb::MsMs 2805469 Specdb::MsMs 2805470 Specdb::MsMs 2876723 Specdb::MsMs 2876724 Specdb::MsMs 2876725 HMDB33086 #<Reference:0x000055ce3249b2f8> Herbs and Spices Unknown generic Turmeric Type 1 specific Curcuma longa 136217 800.0 800.0 800.0 mg/100 g Nematicide 1141 A substance used to destroy pests of the phylum Nematoda (roundworms).