Phytochemistry p. 433 - 436 (1980)
Update date:2022-08-17
Topics:
Bohlmann, Ferdinand
Dutta, Lakshmi N.
Knauf, Werner
Robinson, Harold
King, Robert M.
The investigation of Aster umbellatus afforded six new eudesmanolides and a new selina-triene and from Aster exilis a new tremetone derivative was isolated.The structures were elucidated by spectroscopic methods and by some chemical transformations.The chemotaxonomic situation is discussed briefly.Key Word Index - Aster umbellatus; A. exilis; Compositae; sesquiterpene lactones; new eudesmanolides; new selinene derivative; new tremetone derivative.
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