Metabolic Products of Fungi. XV. Pachymic Acid, a Constituent of"Bukuryo"(Fu Ling ?? ?? ), a Sclerotium of Poria cocos (SCHW.) WOLF.

Abstract

Pachymic acid which was isolated by Nakanishi, et al. from a Chinese drug"Bukuryo (Fu Ling)"(a sclerotium of Poria cocos (SCHW.) WOLF) has been proved to be 3β-O-acetyl-polyporenic acid-B.