A new and simple method for the synthesis of highly functionalised pyrrolizidines, indolizidines and pyrroloazepines
作者:Paul A. O’Gorman、Ting Chen、Hannah E. Cross、Saleena Naeem、Arnaud Pitard、M. Ilyas Qamar、Karl Hemming
DOI:10.1016/j.tetlet.2008.08.061
日期:2008.10
The reaction of 5-, 6- and 7-membered cyclic thioimidates with cyclopropenones gives access to highly functionalised pyrrolizidines, indolizidines and pyrroloazepines via a formal [3+2] cycloaddition process.
5-,6-和7-元环状硫代亚氨酸酯与环丙烯酮的反应可通过正式的[3 + 2]环加成过程获得高度官能化的吡咯嗪,吲哚并立和吡咯并ze庚烷。