(1R)-2,3-Dihydro-1α,11-dihydroxy-5-methyl-8-(3-methyl-2-butenyl)-2β-(1-methylvinyl)pyrano[3,2-a]xanthen-12(1H)-one

ChEBI: Shamixanthone is a pyranoxanthene that is 2,3-dihydropyrano[3,2-a]xanthen-12(1H)-one bearing hydroxy substituents at positions 1 and 11 as well as a prop-1-en-2-yl group at position 2, a methyl substituent at position 5 and a 3,3-dimethylallyl group at position 8. A secondary metabolite produced by Aspergillus nidulans. It has a role as a metabolite. It is a member of phenols, a cyclic ketone and a pyranoxanthene.