1.0 2010-04-08 22:07:56 UTC 2025-11-18 23:07:13 UTC FDB008138 (±)-Dihydro-5-pentyl-2(3H)-furanone Flavouring ingredient. It is used in coconut flavours. C9H16O2 156.2221 156.115029756 5-pentyloxolan-2-one 5-pentyloxolan-2-one 57084-16-9 CCCCCC1CCC(=O)O1 InChI=1S/C9H16O2/c1-2-3-4-5-8-6-7-9(10)11-8/h8H,2-7H2,1H3 OALYTRUKMRCXNH-UHFFFAOYSA-N belongs to the class of organic compounds known as gamma butyrolactones. Gamma butyrolactones are compounds containing a gamma butyrolactone moiety, which consists of an aliphatic five-member ring with four carbon atoms, one oxygen atom, and bears a ketone group on the carbon adjacent to the oxygen atom. Gamma butyrolactones Organic compounds Organoheterocyclic compounds Lactones Gamma butyrolactones Aliphatic heteromonocyclic compounds Carbonyl compounds Carboxylic acid esters Hydrocarbon derivatives Monocarboxylic acids and derivatives Organic oxides Oxacyclic compounds Tetrahydrofurans Aliphatic heteromonocyclic compound Carbonyl group Carboxylic acid derivative Carboxylic acid ester Gamma butyrolactone Hydrocarbon derivative Monocarboxylic acid or derivatives Organic oxide Organic oxygen compound Organooxygen compound Oxacycle Tetrahydrofuran Lactones logp 2.41 ALOGPS logs -2.43 ALOGPS solubility 5.79e-01 g/l ALOGPS logp 2.42 ChemAxon pka_strongest_basic -7 ChemAxon iupac 5-pentyloxolan-2-one ChemAxon average_mass 156.2221 ChemAxon mono_mass 156.115029756 ChemAxon smiles CCCCCC1CCC(=O)O1 ChemAxon formula C9H16O2 ChemAxon inchi InChI=1S/C9H16O2/c1-2-3-4-5-8-6-7-9(10)11-8/h8H,2-7H2,1H3 ChemAxon inchikey OALYTRUKMRCXNH-UHFFFAOYSA-N ChemAxon polar_surface_area 26.3 ChemAxon refractivity 43.05 ChemAxon polarizability 18.33 ChemAxon rotatable_bond_count 4 ChemAxon acceptor_count 1 ChemAxon donor_count 0 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::MsIr 4597 Specdb::MsIr 4598 Specdb::CMs 3184 Specdb::CMs 29261 Specdb::CMs 100843 Specdb::CMs 170306 Specdb::MsMs 95838 Specdb::MsMs 95839 Specdb::MsMs 95840 Specdb::MsMs 160188 Specdb::MsMs 160189 Specdb::MsMs 160190 Specdb::MsMs 2379063 Specdb::MsMs 2379064 Specdb::MsMs 2379065 Specdb::MsMs 2556471 Specdb::MsMs 2556472 Specdb::MsMs 2556473 Specdb::NmrOneD 306591 Specdb::NmrOneD 306592 Specdb::NmrOneD 306593 Specdb::NmrOneD 306594 Specdb::NmrOneD 306595 Specdb::NmrOneD 306596 Specdb::NmrOneD 306597 Specdb::NmrOneD 306598 Specdb::NmrOneD 306599 Specdb::NmrOneD 306600 Specdb::NmrOneD 306601 Specdb::NmrOneD 306602 Specdb::NmrOneD 306603 Specdb::NmrOneD 306604 Specdb::NmrOneD 306605 Specdb::NmrOneD 306606 Specdb::NmrOneD 306607 Specdb::NmrOneD 306608 Specdb::NmrOneD 306609 Specdb::NmrOneD 306610 HMDB0031531