The molecule is an oxo monocarboxylic acid that is propionic acid carrying a 3-acetyl-4-hydroxy-2-oxo-2H-pyran-6-yl group at position 3; it is produced by the fungus Aspergillus oryzae It has a role as a fungal metabolite. It is an oxo monocarboxylic acid, a methyl ketone, an aromatic ketone and a member of 2-pyranones.
3-(5-acetyl-4-hydroxy-6-oxopyran-2-yl)propanoic acid