The aerial parts of two Andryala species yielded several guaianolides and guaianolide glycosides, three of them being new. The aerial parts of Urospermum dalechampii yielded several known germacranolides and the new dihydroflavonol 3-O-methyltaxifolin.
compositae, Andryala integrifolia, Andryala ragusina, Urospermum dalechampii, Urospermum picroides, Lactuceae, sesquiterpene lactones, germacranolides, guaianolides, guaianolide glycosides, dihydroflavonols
Publication DOI: 10.1016/S0031-9422(00)89805-2Journal NLM ID: 0151434Publisher: Elsevier
Institutions: Departamento de Química Orgánica Facultad de Ciencias Químicas Universidad de Valencia, Burjassot, Valencia, Spain
Methods: 13C NMR, 1H NMR, EI-MS, IR, TLC, HPLC, reduction, acetylation analysis, MPCC
Found