2-(NHPPh2)2C6H4 (1) to give the bis-amido complex [Zn(THF)1-N(PPh2)-2-N(μ-PPh2)C6H4-κ3N,N′,P}]2 (3), while monolithiated 1 (prepared in situ from 1 and LiBun) reacts with NiCl2 with formation of the unusual nickel(I) complex [Ni1-NH(PPh2)-2-N(μ-PPh2)C6H4-κ2N,P}]2 (4), which has a Ni–Ni bond. Complexes 3 and 4 were structurally characterised. Furthermore, the structure of the sterically demanding bis-aminophosphine
ZnPr 2种发生反应与1,2-(NHPPh 2)2 C ^ 6 ħ 4(1),得到双-酰
氨基配合物[
锌(THF)1-N(PPH 2)-2-N(μ-PPH 2) ç 6 ħ 4 -κ 3 ñ,ñ ',P }] 2(3),而monolithiated 1(制备原位从1和礼部ñ)反应用的NiCl 2与形成异常
镍(的我)络合物[
镍 1-NH(PPh 2)-2-N(μ-PPH 2)C 6 H ^ 4 -κ 2 Ñ,P }] 2(4),其具有
镍Ni键。配合物3和4的结构特征。此外,将空间上需要的双
氨基膦1,2-(NH
PMes 2)2 C 6 H 4(2,Mes =
2,4,6-Me 3 C 6 H 2)的结构进行了比较。
苯基-取代的衍
生物1,2-(NHPPh 2)2 C 6 H 4(1)。B3LYP /
LAN
L2DZ在4上的分子轨道计算表明,两电子还原应将杜瓦-
苯样六元的Ni 2 Ñ 2 P 2环在4到
苯状结构,观察到的等电势Zn