1993 年 41 巻 10 号 p. 1726-1729
Five new chlorinated phenyl ethers, russuphelins B (2), C (3), D (4), E (5) and F (6) have been isolated from the mushroom Russula subnigricans HONGO, and their structures were elucidated by spectroscopic and chemical means. Russuphelins B (2), C (3) and D (4) exhibited cytotoxic activity in vitro against P388 leukemia cells.