The molecule is an isoquinolinol that is 5-hydroxyisoquinolin-1(2H)-one which has been substituted at positions 4 and 8 by phenyl and methoxy groups, repectively. Isolated from the fermentation of an endophytic fungus Penicillium sp. R22 in Nerium indicum. It displayed weak antibacterial activity. It has a role as an antifungal agent and a fungal metabolite. It is an isoquinolinol and an aromatic ether.
5-hydroxy-8-methoxy-4-phenyl-2H-isoquinolin-1-one