Generation of copper(I) complexes with a tethered olefin-phosphine ligand from CuCl-mediated reaction of alkenylzirconocene with R2PCl

被引:18
|
作者
Miyaji, T
Xi, ZF
Nakajima, K
Takahashi, T [1 ]
机构
[1] Hokkaido Univ, Catalysis Res Ctr, Sapporo, Hokkaido 0600811, Japan
[2] Hokkaido Univ, Grad Sch Pharmaceut Sci, Sapporo, Hokkaido 0600811, Japan
[3] Sci & Technol Corp, CREST, JST, Sapporo, Hokkaido 0600811, Japan
[4] Peking Univ, Dept Chem, Peking Univ Hokkaido Univ Joint Lab, Beijing 100871, Peoples R China
[5] Aichi Univ Educ, Dept Chem, Kariya, Aichi 4488542, Japan
关键词
D O I
10.1021/om000592u
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
alpha -Substitueed alkenylzirconocenes, Cp2Zr(OSiMe3){C(R) = C(R)CH2CH = CH2} (R = Pr (1a); R = Ph (Ic)), which were prepared in situ by the reaction of zirconacyclopentenes with (allyloxy)trimethylsilane, reacted with R ' 2PCl in the presence of CuCl to give the Cu(I) complexes [mu -Cl)Cu(PR ' C-2(R) = C(R)CH2CH = CH2)](2) (R = Pr, R ' = Ph (2a); R = Pr, R ' = i-Pr (2b); R = Ph. R ' = i-Pr (2c)) with tethered olefin-phosphine ligands bidentately coordinating to copper(I) in good to high yields. The molecular structures of 2a and 2c were determined by single-crystal X-ray diffraction studies.
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页码:2859 / 2863
页数:5
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