Furohyperforin, a Prenylated Phloroglucinol from St. John's Wort (<i>Hypericum </i><i>p</i><i>erforatum</i>)

Abstract

Furohyperforin, an oxygenated analogue of the prenylated phloroglucinol hyperforin, was isolated from the aerial parts of Hypericum perforatum. Its structure was elucidated as 2 on the basis of extensive NMR investigations.