A dialkyl ketone that is hexane in which the two methylene protons at position 3 have been replaced by an oxo group. ChEBI: 3-hexanone is a dialkyl ketone that is hexane in which the two methylene protons at position 3 have been replaced by an oxo group. It has a role as a human urinary metabolite, a human xenobiotic metabolite, an insect attractant, a plant metabolite and a bacterial xenobiotic metabolite. It derives from a hydride of a hexane.