tmeda ligand in complex 4 is easily displaced by addition of phosphine ligands such as dppm (bis(diphenylphosphino)methane), dppe (1,2-bis(diphenylphosphino)ethane), and dppp (1, 3-bis(diphenylphosphino)propane) to give the corresponding palladium alkoxide complexes with the phosphine ligand, PdMe(OCH(CF3)2)(L) (7: L = dppm; 8: L = dppe; 9: L = dppp).
PdCl 2(tmeda)与NaN(SiMe 3)2反应,得到PdCl [N(SiMe 3)2 ](tmeda)(1)。单晶X射线分析显示1的结构在Pd中心周围具有稍微扭曲的正方形平面配位,PdN(酰胺)键距为2.043(6)Å,PdN(胺)键距为2.104( 7)和2.102(7)Å。配合物1与1,
1,1,1,3,3,3-六氟-2-丙醇和
苯酚的反应引起酰胺基
配体的取代,从而得到相应的醇盐和
酚盐
钯配合物PdCI(OR)(tmeda)(2:R tCH(CF 3)2,3:分别为RC 6 H 5)。二甲基
钯配合物PdMe 2(tmeda)与
氟代醇和
苯酚的反应分别得到PdMe(OCH(CF 3)2)(tmeda)(4)和PdMe(OC 6 H 5)(tmeda)(5) 。配合物5与HOPh进一步反应,生成PdMe(OC 6 H 5)(tmeda)·(HOPh)(6),由于强O O ,1 H