Studies on the Alkaloids of Rutaceous Plants. I. Alkaloids of Phellodendron amurense RUPR. (1).

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From the bark of Phellodendron amurense RUPR. (Rutaceae), four other quaternary alkaloids, guanidine, magnoflorine, phellodendrine (a new base), and an unknown base were isolated, besides those of the berberine type such as berberine and palmatine.