The reaction of easily available stereoisomeric mixtures of 1-alkenyl bromides with molar excesses of trialkylstannyl phenyl sulfides takes place readily in the presence of Pd(PPH3)4 to afford diastereoselectively (E)-1-alkenyl phenyl sulfides in excellent yields.
容易获得的1-烯基
溴化物的立体异构体混合物与摩尔过量的三烷基
锡烷基苯基
硫化物的反应在Pd(PPH 3)4存在下容易发生,从而以优异的产率提供非对映选择性的(E)-1-烯基苯基
硫化物。