Cyclopropyl esters are conveniently prepared by direct addition of acid halides to the reaction mixture of Simmons–Smith reagent and silyl enol ethers. In this reaction, zinc iodide, a by-product of the Simmons–Smith reaction, operates as a Friedel–Crafts-type catalyst to activate acid halides.
环
丙酯可以通过将
酰卤直接添加到 Simmons-Smith 试剂和甲
硅烷基烯醇醚的反应混合物中来方便地制备。在该反应中,
碘化锌(西蒙斯-史密斯反应的副产物)作为弗里德尔-克拉夫茨型催化剂来活化
酰卤。