(±)-Minfiensine (1) was synthesized in 10 steps in 26% overall yield with the 1,2,3,4-tetrahydro-9a,4a-iminoethanocarbazole core constructed through a [3+2] cycloaddition reaction between indole and an azaoxyallylic cation.
(±)-Minfiensine(1)以10个步骤合成,总产率为26%,其中的1,2,3,4-四氢-9a,4a-亚
氨基乙基
氨基
咔唑核是通过
吲哚和
环戊二烯之间的[3 + 2]环加成反应构建的氮氧基烯丙基阳离子。