Water-promoted sulfonylation of propargyl esters leading to highly regioselective and stereoselective formation of (Z)-β-sulfonyl enoates in excellent yields, by a simple, mild, and environmentally benign reaction procedure without employing any ligand or additive is reported.
据报道,通过简单,温和且对环境无害的反应程序,无需使用任何
配体或添加剂,
丙炔酸酯的
水促进的磺酰化导致(Z)-β-磺酰基烯酸酯的高度区域选择性和立体选择性的形成,产率极高。