The molecule is a member of the class of piperidones that is piperidine-2,4-dione substituted by an ethyl group at position 5 and a 1-hydroxyethylidene group at position 3 (the (3E,5R-stereoisomer). It has been isolated from the solid-fermentation culture of Chaetomium globosum. It has a role as a Chaetomium metabolite.
(3R)-5-acetyl-3-ethyl-4-hydroxy-2,3-dihydro-1H-pyridin-6-one