respectively. The oxidative addition of bis(4-pyridyl)diselenide to Pt(PPh3)4 exclusively yielded trans-[Pt(4-SeC5H4N)2(PPh3)2] (5b). The treatment of two eq. of Na(4-SeC5H4N) with cis-[PtX2(PR3)2] afforded 5b (X = Cl) and trans-[Pt(4-SeC5H4N)2(PEt3)2] (5c) (X = Cl or CF3SO3). The reactions of cis-[MCl2(P∩P)] and [M2Cl2(μ-Cl)2(PR3)2] with two eq. of Na(4-SeC5H4N) exclusively yielded cis-[M(4-SeC5H4N)2(P∩P)] (M/P∩P
用双(4-
吡啶基)二
硒化物处理Na 2 PdCl 4或[MCl 2(PhCN)2 ],得到的不溶物成分为[MCl 2(4,4'-(C 5 H 4 N)2 Se 2)] n(1)。Na 2 PdCl 4与一当量和两当量的反应。Na(4-SeC 5 H 4 N)的不溶产物[PdCl(4-SeC 5 H 4 N)] n(2)和[Pd(4-SeC 5 H 4 N)2分别为] n(3)。与PPH治疗3,2和3,得到的反式- [的PdCl(4-仲丁基5 ħ 4 N)(PPH 3)2 ](图4a)和反式- [
钯(4-仲丁基5 ħ 4 N)2(PPH 3)2 ](5a)。双(4-
吡啶基)二
硒化物向Pt(PPh 3)4的氧化加成仅生成反式-[Pt(4-SeC 5 H 4N)2(PPh 3)2 ](5b)。两当量的处理。Na(4-SeC 5 H 4 N)与顺式-[PtX 2(PR 3)2 ]的合成得到5b(X