Synthesis and characterization of ruthenium-osmium complexes containing μ-bisalkenyl, μ-alkenylvinylidene, and μ-alkenylcarbene bridge ligands

被引:46
作者
Buil, ML [1 ]
Esteruelas, MA [1 ]
机构
[1] Univ Zaragoza, Dept Quim Inorgan, Inst Ciencia Mat Aragon, CSIC, E-50009 Zaragoza, Spain
关键词
D O I
10.1021/om9810192
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The metaloalkyne complex Ru{(E)-CH=CH-(CH2)(4)-C equivalent to CH}Cl(CO)((PPr3)-Pr-i)(2) reacts with OsHCl(CO)-((PPr3)-Pr-i)(2) to give the heterodinuclear-mu-bisalkenyl derivative ((PPr3)-Pr-i)(2)(CO)ClRu{(E)-CH=CH-(CH2)(4)-CH=CH-(E)}OsCl(CO)((PPr3)-Pr-i)(2) via the hydrido-vinylidene intermediate ((PPr3)-Pr-i)(2)(CO)ClRu{(E)-CH=CH-(CH2)(4)- CH=C}-OsHCl(CO)((PPr3)-Pr-i)(2). The reaction of the heterodinuclear-mu-bisalkenyl complex with HCl selectively affords ((PPr3)-Pr-i)(2)(CO) ClRu{(E)-CH=CH-(CH2)(5)-CH}OsCl2(CO)-((PPr3)-Pr-i)(2).
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页码:1798 / 1800
页数:3
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