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Communication | Special issue | Vol 5, No. 1, 1976, pp.77-84
Published online, 1st January, 1970
DOI: 10.3987/S-1976-01-0077
■ Comstituents of Higher Fungi. Part VIII. Isolactarorufin, a Novel Tetracyclic Sesquiterpene Lactone from Lactarius Rufus

Wlodzimierz M. Daniewski,* Marian Kocór, and Svanté Thorén

*Institute of Organic Chemistry, Polish Academy of Sciences, ul. Kasprzaka 44/52, P.O.Box 58, PL-01-224 Warszawa 42, Poland

Abstract

Lactarius rufus extracts yielded along with tricyclic lactarorufins a novel tetracyclic secquiterpene lactone with cyclopropane ring condensed with lsctone ring-isolactarorufin (1). Its structcre was established on the basis of chemical transfomations and full spectral analysis.