1.0 2026-09-21 21:16:30 UTC 2026-09-21 21:16:30 UTC FDB117115 icosapentaenoic acids (5E,8E,11E,14E,17E)-icosa-5,8,11,14,17-pentaenoic acid C20H30O2 302.451 302.224580204 (5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoic acid eicosapentaenoic acid CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O InChI=1S/C20H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h3-4,6-7,9-10,12-13,15-16H,2,5,8,11,14,17-19H2,1H3,(H,21,22)/b4-3-,7-6-,10-9-,13-12-,16-15- JAZBEHYOTPTENJ-JLNKQSITSA-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 Liner triterpenes Polyunsaturated fatty acids Unsaturated fatty acids Unsaturated fatty acids icosapentaenoic acid omega-3 fatty acid logp 6.53 ALOGPS logs -6.02 ALOGPS solubility 2.89e-04 g/l ALOGPS logp 6.23 ChemAxon pka_strongest_acidic 4.82 ChemAxon iupac (5Z,8Z,11Z,14Z,17Z)-icosa-5,8,11,14,17-pentaenoic acid ChemAxon average_mass 302.451 ChemAxon mono_mass 302.224580204 ChemAxon smiles CC\C=C/C\C=C/C\C=C/C\C=C/C\C=C/CCCC(O)=O ChemAxon formula C20H30O2 ChemAxon inchi InChI=1S/C20H30O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20(21)22/h3-4,6-7,9-10,12-13,15-16H,2,5,8,11,14,17-19H2,1H3,(H,21,22)/b4-3-,7-6-,10-9-,13-12-,16-15- ChemAxon inchikey JAZBEHYOTPTENJ-JLNKQSITSA-N ChemAxon polar_surface_area 37.3 ChemAxon refractivity 101.07 ChemAxon polarizability 35.93 ChemAxon rotatable_bond_count 13 ChemAxon acceptor_count 2 ChemAxon donor_count 1 ChemAxon physiological_charge -1 ChemAxon formal_charge 0 ChemAxon Specdb::EiMs 1655 Specdb::NmrOneD 336898 Specdb::NmrOneD 336899 Specdb::NmrOneD 336900 Specdb::NmrOneD 336901 Specdb::NmrOneD 336902 Specdb::NmrOneD 336903 Specdb::NmrOneD 336904 Specdb::NmrOneD 336905 Specdb::NmrOneD 336906 Specdb::NmrOneD 336907 Specdb::NmrOneD 336908 Specdb::NmrOneD 336909 Specdb::NmrOneD 336910 Specdb::NmrOneD 336911 Specdb::NmrOneD 336912 Specdb::NmrOneD 336913 Specdb::NmrOneD 336914 Specdb::NmrOneD 336915 Specdb::NmrOneD 336916 Specdb::NmrOneD 336917 Specdb::CMs 1947 Specdb::CMs 14775 Specdb::CMs 31378 Specdb::CMs 38215 Specdb::CMs 168619 Specdb::MsMs 54423 Specdb::MsMs 54424 Specdb::MsMs 54425 Specdb::MsMs 146859 Specdb::MsMs 146860 Specdb::MsMs 146861 Specdb::MsMs 440664 Specdb::MsMs 2236364 Specdb::MsMs 2237041 Specdb::MsMs 2238422 Specdb::MsMs 2239137 Specdb::MsMs 2243175 Specdb::MsMs 2245359 Specdb::MsMs 2299023 Specdb::MsMs 2299024 Specdb::MsMs 2299025 Specdb::MsMs 2639425 Specdb::MsMs 2639426 Specdb::MsMs 2639427