Structure of a novel epidithiodioxopiperazine, emethallicin A, a potent inhibitor of histamine release, from Emericella heterothallica.

Structure of a novel epidithiodioxopiperazine, emethallicin A, a potent inhibitor of histamine release, from Emericella heterothallica. Studies on fungal products. Part XXXI. Structures of novel epipolythiodioxopiperazines, emethallicins B. C, and D. potent inhibitors of histamine release, from Emericella heterothallica. Novel Epidithiodioxopiperazines, Emethallicins E and F, from Emericella heterothallica Novel epitetrathiodioxopiperazines, emethallicins B and C, as potent inhibitors of compound 48/80-induced histamine release, from Emericella heterothallica Sulfur-containing Dioxopiperazine Derivatives from Emericella heterothallica Studies on fungal products. Part 8. Isolation and structure of emestrin, a novel antifungal macrocyclic epidithiodioxopiperazine from Emericella striata. X-Ray molecular structure of emestrin Studies on fungal products. XIV. Emestrin B, a new epitrithiodioxopiperazine, from Emericella striata. An epitetrathiodioxopiperazine related to emestrin from Emericella foveolata Structure and absolute configuration of emestrin, a new macrocyclic epidithiodioxopiperazine from Emericell striata Emeheterone, a pyrazinone derivative from Emericella heterothallica