SYNTHESIS OF BUTENYNYLRUTHENIUM COMPLEXES FROM HYDRIDO, ALKENYL, OR ALKYNYL COMPLEXES

被引:52
作者
SANTOS, A
LOPEZ, J
MATAS, L
ROS, J
GALAN, A
ECHAVARREN, AM
机构
[1] UNIV AUTONOMA BARCELONA,DEPT QUIM,E-08193 BARCELONA,SPAIN
[2] CSIC,INST QUIM ORGAN,E-28006 MADRID,SPAIN
关键词
D O I
10.1021/om00034a070
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reaction Of Ru(CO)ClH(PPh3)3 with 1-alkynes in 1,2-dichloroethane under reflux conditions provides the coordinatively unsaturated butenynyl complexes [Ru{C(C=CR)=CHR}(CO)Cl(PPh3)2] in good yield. These and related butenynyl complexes were also prepared by starting from the corresponding alkenyl- or alkynylruthenium complexes. Hydrogenolysis of [Ru{C(C=CPh)=CHPh}(CO)Cl(PPh3)2] in the presence of pyridine gave (Z)-1,4-diphenylbutenyne and Ru(CO)ClH(py)(PPh3)2.
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页码:4215 / 4218
页数:4
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