Constituents of the higher fungi Part XV. 3-(3,4-Dihydroxyphenyl)-2,7,8-trihydroxydibenzofuran-1,4-dione, a precursor of thelephoric acid from the fungus Suillus grevillei(klotsch) sing. [Boletus elegans(schum. per Fries)]
Abstract
3-(3,4-Dihydroxyphenyl)-2,7,8-trihydroxydibenzofuran-1,4-dione has been isolated from the fungus Suillus grevillei. Solutions of this compound are unstable and yield thelephoric acid.