The first efficient preparation of vinylaziridines via an ylide route
Abstract
A simple and direct method for preparation of vinylaziridines via an ylide route is described; dimethylsulfonium allylides or dimethylsulfonium cinnamylides, produced in situ from the corresponding allylic sulfonium salts and solid potassium hydroxide in acetonitrile at room temperature, react efficiently with N-sulfonylimines to furnish vinylaziridines rapidly with excellent yields.