摘要:
                                络合物[Pd(C 6 H 4 X-2)BrL 2 ](L 2 =反式-(PR 3)2,R = Ph,X = CH CH 2(1a),CHO(1b),C(O) Me(1c),CN(1d); R = p -To = 4-甲苯基,X = CH CH 2(1a '); L 2 = bpy = 2,2'-联吡啶,X = CHO(2b),C (O)Me(2c),CN(2d); L 2 = tmeda = N,N,N ',N'-四甲基乙二胺,X = CHO(2b '),CN(2d '))是通过将相应的溴芳烃BrC 6 H 4 X-2氧化添加到“ Pd(dba)2 ”(= [Pd 2(dba) )3 ]·dba,dba =二亚苄基丙酮)在适当的配体存在下。化合物[Pd {C 6 H 4(CH CH 2)-2}(bpy)(PPh 3)] TfO(3a; TfO = CF 3 SO 3)已通过在TlOTf存在下使1a与bpy反应获得。的环钯[钯{