Cyclopropanation of styrene with ethyl diazoacetate catalyzed by Pd(II) in ionic liquid was investigated. Palladium catalysts can be effectively immobilized in ionic liquid. The catalysts PdCl 2 and cyclopalladated co...Cyclopropanation of styrene with ethyl diazoacetate catalyzed by Pd(II) in ionic liquid was investigated. Palladium catalysts can be effectively immobilized in ionic liquid. The catalysts PdCl 2 and cyclopalladated complex 2 contained in ionic liquid could be recycled for 6 and 7 times, respectively, without losing the efficiency.展开更多
基金theFoundationofShanghaiScienceandTechnologyDevelopment (No .0 1JC140 0 2 )
文摘Cyclopropanation of styrene with ethyl diazoacetate catalyzed by Pd(II) in ionic liquid was investigated. Palladium catalysts can be effectively immobilized in ionic liquid. The catalysts PdCl 2 and cyclopalladated complex 2 contained in ionic liquid could be recycled for 6 and 7 times, respectively, without losing the efficiency.