The molecule is a member of the class of depsidones that is 11H-dibenzo[b,e][1,4]dioxepine substituted by hydroxy groups at position 3 and 7, methyl group at positions 1 and 9, a prenyl group at position 8, an oxo group at position 11 and a formyl group at position 4. Isolated from Chaetomium brasiliense it exhibits cytotoxic activity. It has a role as an antineoplastic agent and a Chaetomium metabolite. It is an aldehyde, a member of depsidones, an organic heterotricyclic compound and a polyphenol.
2,9-dihydroxy-4,7-dimethyl-3-(3-methylbut-2-enyl)-6-oxobenzo[b][1,4]benzodioxepine-10-carbaldehyde