[(Ap*Y)3(μ2-H)3(μ3-H)2(CH2SiMe3)(thf)2] demonstrated that the trinuclear cores are retained in the solution and revealed exchange between μ3- and μ2-bridging hydrido ligands. Complexes [(Ap*Ln)3(μ2-H)3(μ3-H)2(CH2SiMe3)(thf)2], the cationic yttrium hydrido cluster [(Ap*Y)3(μ2-H)3(μ3-H)2(thf)3]+[B(C6F5)4]− as well as [(Ap9MeLn)3(μ2-H)3(μ3-H)2(CH2SiMe3)(thf)2] proved to be active in catalysis of ethylene polymerization
Ap 9Me Lu(CH 2 SiMe 3)2(thf)(Ap 9Me =(2,4,6-三甲基苯基)[6-(2,4,6-
三异丙基苯基)
吡啶-2-基]酰胺
配体的反应用PhSiH两个摩尔当量3,得到三核烷基氢基簇[(AP 9Me路)3(μ 2 -H)3(μ 3 -H)2(CH 2森达3)(THF)2 ]。与Ap 9Me Ln(CH 2 SiMe 3)2的类似反应(THF)(Ln为Y,Yb)的有两种类型的三核烷基氢基复合物的混合物的形成更为复杂和结果[(AP 9Me LN)3(μ 2 -H)3(μ 3 -H)2(CH 2森达3)(THF)2 ]和[(AP 9Me LN)3(μ 2 -H)3(μ 3 -H)2(CH 2的SiH 2 PH)(THF)2 ]不同的烷基基团中。[(AP * Y)的DFT计算3(μ 2 -H)3(μ3 -H) 2(CH 2 SiMe 3)(thf) 2 ](Ap * =(2