1.02010-04-08 22:11:54 UTC2019-11-26 03:11:48 UTCFDB0155433,4-Dihydro-2H-1-benzopyran-2-oneIsolated from Melilotus officinalis (sweet clover). Flavouring ingredient. 3,4-Dihydro-2H-1-benzopyran-2-one is found in many foods, some of which are sour cherry, tarragon, green vegetables, and pulses.1,2-Benzodihydropyrone2-Chromanone2-Hydroxydihydrocinnamate lactone2-Hydroxydihydrocinnamic acid lactone2-Hydroxyhydrocinnamic lactone2-Oxochroman2H-1-Benzopyran-2-one, 3,4-dihydro-3,4-Dihydro-1-benzopyran-2-one3,4-Dihydro-2H-chromen-2-one3,4-dihydro-Coumarin3,4-Dihydrocoumarin3,4-DihydroxycoumarinBenzodihydropyroneBenzopyranone, dihydro-Chroman-2-oneChroman, 2-oxo-Coumarin, 3,4-dihydro-dihydro-BenzopyranoneDihydrocoumarinFEMA 2381Hydrocinnamic acid, o-hydroxy-, delta-lactoneHydrocoumarinHydrocoumarin, 8CIMelilotate lactoneMelilotic acid lactoneMelilotic lactoneMelilotinMelilotin (coumarin)Melilotin??MelilotolO-Hydroxydihydrocinnamate lactoneo-Hydroxydihydrocinnamic acid lactoneO-Hydroxyhydrocinnamate delta-lactoneO-Hydroxyhydrocinnamate δ-lactoneo-Hydroxyhydrocinnamic acid delta-lactoneo-Hydroxyhydrocinnamic acid lactoneO-Hydroxyhydrocinnamic acid δ-lactoneC9H8O2148.1586148.05242953,4-dihydro-2H-1-benzopyran-2-onedihydrocoumarin119-84-6O=C1CCC2=CC=CC=C2O1InChI=1S/C9H8O2/c10-9-6-5-7-3-1-2-4-8(7)11-9/h1-4H,5-6H2VMUXSMXIQBNMGZ-UHFFFAOYSA-N belongs to the class of organic compounds known as 3,4-dihydrocoumarins. These are 3,4-dihydrogenated coumarins. Coumarin is a bicyclic compound that are 1-benzopyran carrying an oxo group at the 2-position.3,4-dihydrocoumarinsOrganic compoundsPhenylpropanoids and polyketides3,4-dihydrocoumarinsAromatic heteropolycyclic compounds1-benzopyransBenzenoidsCarbonyl compoundsCarboxylic acid estersHydrocarbon derivativesLactonesMonocarboxylic acids and derivativesOrganic oxidesOxacyclic compounds1-benzopyran3,4-dihydrocoumarinAromatic heteropolycyclic compoundBenzenoidBenzopyranCarbonyl groupCarboxylic acid derivativeCarboxylic acid esterChromaneHydrocarbon derivativeLactoneMonocarboxylic acid or derivativesOrganic oxideOrganic oxygen compoundOrganoheterocyclic compoundOrganooxygen compoundOxacyclean aromatic compoundchromanonelogp1.66logs-1.82solubility2.25e+00 g/lmelting_pointMp 25°logp1.89pka_strongest_basic-7.2iupac3,4-dihydro-2H-1-benzopyran-2-oneaverage_mass148.1586mono_mass148.0524295smilesO=C1CCC2=CC=CC=C2O1formulaC9H8O2inchiInChI=1S/C9H8O2/c10-9-6-5-7-3-1-2-4-8(7)11-9/h1-4H,5-6H2inchikeyVMUXSMXIQBNMGZ-UHFFFAOYSA-Npolar_surface_area26.3refractivity40.46polarizability15.09rotatable_bond_count0acceptor_count1donor_count0physiological_charge0formal_charge0Specdb::EiMs1831Specdb::MsIr7299Specdb::MsIr7300Specdb::CMs15444Specdb::CMs29255Specdb::CMs31794Specdb::CMs31795Specdb::CMs101835Specdb::CMs101836Specdb::CMs101837Specdb::CMs131341Specdb::CMs139075Specdb::NmrOneD3814Specdb::NmrOneD4079Specdb::NmrOneD136750Specdb::NmrOneD136751Specdb::NmrOneD136752Specdb::NmrOneD136753Specdb::NmrOneD136754Specdb::NmrOneD136755Specdb::NmrOneD136756Specdb::NmrOneD136757Specdb::NmrOneD136758Specdb::NmrOneD136759Specdb::NmrOneD136760Specdb::NmrOneD136761Specdb::NmrOneD136762Specdb::NmrOneD136763Specdb::NmrOneD136764Specdb::NmrOneD136765Specdb::NmrOneD136766Specdb::NmrOneD136767Specdb::NmrOneD136768Specdb::NmrOneD136769Specdb::MsMs8990Specdb::MsMs8991Specdb::MsMs8992Specdb::MsMs15662Specdb::MsMs15663Specdb::MsMs15664Specdb::MsMs445091Specdb::MsMs445092Specdb::MsMs445093Specdb::MsMs2226360Specdb::MsMs2231164Specdb::MsMs2233010Specdb::MsMs2233587Specdb::MsMs2235368Specdb::MsMs2319419Specdb::MsMs2319420Specdb::MsMs2319421Specdb::MsMs2619623Specdb::MsMs2619624Specdb::MsMs2619625HMDB3662616151#<Reference:0x0000555676034d60>Green vegetablesUnknowngenericPulsesUnknowngenericSour cherryType 1specificPrunus cerasus140311TarragonType 1specificArtemisia dracunculus72341almondcinnamoncoconutcoumarincreamyherbalsweettobaccotonkacancer preventive754A substance that inhibits or prevents the proliferation of neoplasms.flavor936A substance, extract, or preparation for diffusing or imparting an agreeable or attractive smell.