The reaction of thiolesters with titanocene alkylidenes prepared by the treatment of thioacetals with the low valent titanium species Cp2Ti[P(OEt)3]2 produced the corresponding alkenyl sulfides in good yields with moderate to good Z stereoselectivity.
硫醇酯与通过用低价
钛物质 Cp2Ti[P(OEt)3]2 处理
硫代
缩醛制备的二茂
钛亚烷基反应,以良好的收率和中等至良好的 Z 立体选择性产生相应的烯基
硫化物。