Studies on the Alkaloids of Menispermaceous Plants. CCXXIX. : Alkaloids of Stephania tetrandra S. MOORE (Suppl. 1)

A quaternary protoberberine-type base, cyclanoline (II), was isolated from the tuber of Formosan Stephania tetrandra S. MOORE (Japanese name "Shima-hasunohakazura"), in addition to tetrandrine (Ia) and fangchinoline (Ib). The terrestrial portion of this plant also yielded Ia and Ib.

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