2(3H)-Furanone, 5-butyldihydro-4-methyl- 3-Methyl-4-octanolide 39212-23-2 4-Hydroxy-3-methyloctanoic acid lactone 5-Butyl-4-methyl-dihydro-2(3H)-furanone 5-Butyldihydro-4-methyl-2(3H)-furanone 5-Butyldihydro-4-methylfuran-2(3H)-one EINECS 254-357-4 FEMA No. 3803 Oaklactone Whiskey lactone beta-Methyl-gamma-octalactone