Elix, John A.; Gaul, K.; Lumbsch, Helge Thorsten:

A novel xanthone from the lichen genus Diploschistes s.lat.

In: Australian journal of Chemistry, Jg. 40 (1987) ; Nr. 5, S. 1031-1033
ISSN: 0004-9425, 0004-9506
Zeitschriftenaufsatz / Fach: Biologie
1,8-Dihydroxy-3,6-dimethoxy-9H-xanthen-9-one ( 1 ) has been isolated from a lichen for the first time and its structure verified by unambiguous synthesis.