摘要:
Dimethylplatinum(II)配合物[PTME 2(NN)] {NN =联吡啶(2,2'-联吡啶),苯(1,10-菲咯啉)或BU 2联吡啶(4,4'-二-叔丁基-2- ,2'-bipyridine)}与烷基卤化物(RX = EtI或EtBr,NN = bu 2 bpy; RX = n BuBr,NN = bpy; RX = CHPh 2 Br,NN = bpy,phen或bu 2 bpy )生成Pt(IV)配合物[PtMe 2 RX(NN)]。根据NMR数据,每个反应的Pt(IV)产物几乎仅包含动力学反式异构体,仅在少数情况下,观察到痕量的热力学顺式异构体。双核复合物[Pt 2 Me从[PtMe 2(NN)]与1,2-二溴乙烷的反应获得4 Br 2 {μ-(CH 2)2 }(NN)2 ](NN = bpy,phen)。值得注意的是,在[PtMe 2(bpy)]与1,2-二溴乙烷