Russuphelin A, a new cytotoxic substance from the mushroom Russula subnigricans Hongo.
Faculty of Pharmaceutical Sciences, Tohoku University, Sendai, Japan.
A new cytotoxic substance, designated russuphelin A (1), has been isolated from the mushroom Russula subnigricans Hongo (Basidiomycetes). The structure was elucidated as 2,6-bis(2,6-dichloro-4-hydroxyphenyloxy)-1,4-dimethoxy-benzene on the basis of spectroscopic data and confirmed by total synthesis.
PMID: 1294320 [PubMed - indexed for MEDLINE]