New stigmastane sterols from Ajuga salicifolia

Zusammenfassung

A new sterol, ajugasalicigenin (1), and three new sterol glycosides, ajugasaliciosides F-H (2-4), were isolated and characterized from the aerial parts of Ajuga salicifolia. Compds. 1-4 are further representatives of the stigmastane type of sterols. Their cytotoxicity against KB (HeLa) and Jurkat T cancer cells was evaluated.