CATALYTIC ACTIVITY OF CLUSTER RUTHENIUM COMPLEXES - OLIGOMERIZATION OF ETHYLENE

被引:6
作者
BIANCHI, M
MENCHI, G
MATTEOLI, U
PIACENTI, F
机构
[1] UNIV FLORENCE,DEPT ORGAN CHEM,VIA G CAPPONI 9,I-50121 FLORENCE,ITALY
[2] UNIV VENICE,DEPT CHEM,I-30123 VENICE,ITALY
关键词
D O I
10.1016/0022-328X(93)83018-Q
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
[Ru3(CO)12], one of a series of ruthenium carbonyls tested, shows good catalytic activity in the oligomerization of ethylene in several organic solvents at temperatures above 80-degrees-C and olefin pressures exceeding 5 atm. Olefin conversions up to 90% are reached. C4-C-12 olefins are the main reaction products, with Prevalence of the C4 species. Branched isomers are prevalent among the higher oligomers. Evidence has been obtained for a key role for ruthenium hydride intermediates in this catalytic cycle.
引用
收藏
页码:139 / 146
页数:8
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