The molecule is an azaphilone that is 5,6,7,8-tetrahydro-1H-isochromene substituted by a hydroxy group at position 6, a methyl group at position 7, an oxo group at position 8, a propyl group at position 3 and a (4-hydroxy-2-methoxy-6-methylbenzoyl)oxy group at position 7. It has been isolated from Penicillium commune. It has a role as a Penicillium metabolite. It is an azaphilone, a member of isochromenes, a benzoate ester, a member of phenols and an aromatic ether.
[(6R,7R)-6-hydroxy-7-methyl-8-oxo-3-propyl-5,6-dihydro-1H-isochromen-7-yl] 4-hydroxy-2-methoxy-6-methylbenzoate