摘要[PtCl2(dppe)] [dppe = 1,2-双(
二苯基膦基)
乙烷]与两个当量的
硫脲NHRC(S)NHR(R = H,Me,Et)在NH4PF6存在下的反应导致
氯化物的取代和复合物的形成[Pt(dppe)SC(NHR)2} 2](PF6)2(1a,R = H; 1b,R = Me; 1c,R = Et)。相反,[PtCl2(dppe)]与一当量潜在的双齿
硫代
氨基
脲NHRC(S)NHNR'2(R = Me,R'= H; R = Et,R'= H; R = Ph, R'= H; R = Me,R'= Me)在NH4PF6的存在下仅导致一种
氯化物的取代并形成配合物[PtCl(dppe)SC(NHR)NHNR2'-S}](PF6) (2a,R = Me,R′= H; 2b,R = Et,R′= H; 2c,R = Ph,R′= H; 2d,R = Me,R′= Me)。复杂2d的X射