Hinnuliquinone, a bis-indolyl-2,5-dihydroxybenzoquinone pigment from nodulisphorium hinnuleum
Tetrahedron Letters
1982.0
Abstract
A pigment, hlnnuliqulnone, isolated from the fungus Nodulls- hmnuleum, has been shown to be 2,5-brs-[ 2- ( 1,l-dimethyl-2-pmpenyl)1H-mdol-3_yl-]-~,6-d~hydroxy-2,5_cyclohexedlene-1,4-dione and to be biosyntheslzed from tryptophsn and mevalonlc acid.