作者:Maurice Shamma、Alan S. Rothenberg、Gamini S. Jayatilake、S. Fazal Hussain
DOI:10.1016/0040-4020(78)88096-x
日期:1978.1
configuration of (−)-1 was determined by chemical correlation with (+)-rhoeagenine methiodide (20). The chirality of the alkaloid (+)-canadaline (10a) has also been established by analogy to (+)-corydalisol (11b). (−)-Peshawarine (1), (+)-canadaline (10a), (+)-corydalisol (11b), and aobamine (10b), as well as hypecorine (22) and hypecorinine (23), are members of a new group of isoquinoline alkaloids, the secoberbines
新的异喹啉生物碱(-)-peshawarine(1)已从Hypecoum parviflorum Kar中分离出来。&Kir。(罂粟科)。它从黄连(6b)外消旋形式的合成涉及一种环状半缩醛的新方法,其中关键步骤是使用氯甲酸乙酯将醛(±)-氨基苯甲酰胺(10b)转化为半缩醛12b。(±)-香豆酚(11b)和(±)-加拿大茶碱(10a)也是第一次合成。(-)-1的绝对构型是通过与(+)-二十碳四氢呋喃碱(Rhoeagenine methiodide)(20)的化学相关性确定的。生物碱(+)-加拿大碱(10a)也类似于(+)-corydalisol(11b)所建立。(-)-Peshawarine(1),(+)-canadaline(10a),(+)-corydalisol(11b)和aobamine(10b)以及hypecorine(22)和hypecorinine(23)是a的成员一组新的异喹啉生物碱,七柏树酯。