防已科植物アルカロイド研究 (第208報)

コウモリカズラMenispermum dauricum DC. のアルカロイド (補遣 その3) Dauricine

抄録

Dauricine (I), the alkaloid of Menispermum dauricum DC. (Japanese name “Kohmori-kazura”), has not been isolated in crystalline form and had been obtained as methiodide or perchlorate crystals. In the present series of experiment, dauricine was obtained as a chloroform adduct, forming colorless prismatic crystals of m.p. 100-103°, [α]_D¹⁶-129.5° (MeOH), C₃₈H₄₄O₆N₂⋅CHCl₃, in a pure state.