The molecule is an isochromane that is 3,4-dihydroisocoumarin with a butyl substituent at position 7, hydroxy substituents at positions 6 and 8 and a 3E-pent-3-en-1-yl group at position 3. It is isolated from an endophytic fungus, Geotrichum. It has a role as a metabolite, an antimalarial, an antifungal agent and an antitubercular agent. It is a member of isochromanes and a member of phenols. It derives from a 3,4-dihydroisocoumarin.
(3R)-7-butyl-6,8-dihydroxy-3-[(E)-pent-3-enyl]-3,4-dihydroisochromen-1-one