The Morita-Baylis-Hillman alkylation reaction with unsaturated thioesters is described. Five- and six-membered rings are formed with ease and in excellent yields. The method is high yielding with either stoichiometric or catalytic amounts of tributylphosphine.
介绍了与不饱和
硫代酯的 Morita-Baylis-Hillman 烷基化反应。五元和六元环很容易形成,而且产量极高。该方法在使用一定量或催化量的
三丁基膦时产量都很高。