1.0 2026-09-21 21:33:37 UTC 2026-09-21 21:33:37 UTC FDB117132 ArachidonicAcid-d11 (5E,8E,11E,14E)-icosa-5,8,11,14-tetraenoic acid C20H32O2 304.4669 304.240230268 (5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoic acid arachidonic acid CCCCC\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O InChI=1S/C20H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h6-7,9-10,12-13,15-16H,2-5,8,11,14,17-19H2,1H3,(H,21,22)/b7-6-,10-9-,13-12-,16-15- YZXBAPSDXZZRGB-DOFZRALJSA-N belongs to the class of organic compounds known as long-chain fatty acids. These are fatty acids with an aliphatic tail that contains between 13 and 21 carbon atoms. Long-chain fatty acids Organic compounds Lipids and lipid-like molecules Fatty Acyls Fatty acids and conjugates Aliphatic acyclic compounds Carbonyl compounds Carboxylic acids Hydrocarbon derivatives Monocarboxylic acids and derivatives Organic oxides Straight chain fatty acids Unsaturated fatty acids Aliphatic acyclic compound Carbonyl group Carboxylic acid Carboxylic acid derivative Hydrocarbon derivative Long-chain fatty acid Monocarboxylic acid or derivatives Organic oxide Organic oxygen compound Organooxygen compound Straight chain fatty acid Unsaturated fatty acid Polyunsaturated fatty acids Unsaturated fatty acids Unsaturated fatty acids icosa-5,8,11,14-tetraenoic acid long-chain fatty acid omega-6 fatty acid logp 6.80 ALOGPS logs -6.30 ALOGPS solubility 1.51e-04 g/l ALOGPS logp 6.59 ChemAxon pka_strongest_acidic 4.82 ChemAxon iupac (5Z,8Z,11Z,14Z)-icosa-5,8,11,14-tetraenoic acid ChemAxon average_mass 304.4669 ChemAxon mono_mass 304.240230268 ChemAxon smiles CCCCC\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O ChemAxon formula C20H32O2 ChemAxon inchi InChI=1S/C20H32O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h6-7,9-10,12-13,15-16H,2-5,8,11,14,17-19H2,1H3,(H,21,22)/b7-6-,10-9-,13-12-,16-15- ChemAxon inchikey YZXBAPSDXZZRGB-DOFZRALJSA-N ChemAxon polar_surface_area 37.3 ChemAxon refractivity 99.95 ChemAxon polarizability 37.2 ChemAxon rotatable_bond_count 14 ChemAxon acceptor_count 2 ChemAxon donor_count 1 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Specdb::NmrOneD 333718 Specdb::NmrOneD 333719 Specdb::NmrOneD 333720 Specdb::NmrOneD 333721 Specdb::NmrOneD 333722 Specdb::NmrOneD 333723 Specdb::NmrOneD 333724 Specdb::NmrOneD 333725 Specdb::NmrOneD 333726 Specdb::NmrOneD 333727 Specdb::NmrOneD 333728 Specdb::NmrOneD 333729 Specdb::NmrOneD 333730 Specdb::NmrOneD 333731 Specdb::NmrOneD 333732 Specdb::NmrOneD 333733 Specdb::NmrOneD 333734 Specdb::NmrOneD 333735 Specdb::NmrOneD 333736 Specdb::NmrOneD 333737 Specdb::MsMs 6469 Specdb::MsMs 258945 Specdb::MsMs 258946 Specdb::MsMs 258947 Specdb::MsMs 278883 Specdb::MsMs 278884 Specdb::MsMs 278885 Specdb::MsMs 285623 Specdb::MsMs 285624 Specdb::MsMs 285625 Specdb::MsMs 285626 Specdb::MsMs 285627 Specdb::MsMs 373985 Specdb::MsMs 373986 Specdb::MsMs 373987 Specdb::MsMs 373988 Specdb::MsMs 373989 Specdb::MsMs 438684 Specdb::MsMs 439270 Specdb::MsMs 440463 Specdb::MsMs 440464 Specdb::MsMs 440465 Specdb::MsMs 2227140 Specdb::MsMs 2227536 Specdb::MsMs 2229595 Specdb::CMs 1946 Specdb::CMs 8300 Specdb::CMs 31274 Specdb::CMs 32355 Specdb::CMs 37900 Specdb::CMs 135723 Specdb::CMs 143457