An efficient copper catalysis system for the chloroamination of alkynes with chlorosulfonamide at room temperature is described, providing a highly regio- and stereoselective procedure for the synthesis of (E)-β-chloro-enesulfonamides in moderate to good yields.
描述了一种在室温下
炔烃与
氯磺酰胺的
氯胺化的有效
铜催化系统,为以中等至良好收率合成(E)-β-
氯-烯磺酰胺提供了高度区域选择性和立体选择性的方法。