摘要:
Pd(dppf)(Ph)(I)(1,dppf = Ph 2 PC 5 H 4 FeC 5 H 4 PPh 2)与1.5当量的PPh 2 H的反应导致形成Pd(II)双核络合物的Pd 2我2(μ-DPPF)(μ-H)(μ-PPH 2)(2)和膦PPH 3和DPPF。的反应1与1个当量的PCY 2 H(Y =环-C 6 H ^ 11)慢慢地给出的Pd 2我2(μ-DPPF)(μ-H)(μ-PCY 2)(3)。复杂2个与PPH进一步反应2小时,得到公知的[将Pd(μ-PPH 2)(I)(PPH 2 H)] 2(4)。钯的反应(DCPM)(PH)(I)(DCPM =赛扬2 PCH 2 PCY 2)与PPH 2 H,使得[钯2(PPH 2 2H)2(μ-DCPM)(μ-PPH 2)] [I ](5)。加入Pd(DMPE)(ME)(Cl)的处理(DMPE =我2 PCH 2 CH 2 PME 2)用的AgOTf和PPH