Polymer Ru-Co bimetallic complexes have been examined by X-ray photoelectron spectroscopy.The catalyst is highly active only when the mole ratio of Co/Ru is 4: 3. The activity of catalysts does not depend on the total Co/Ru ratio
but on the surface stoichiometry of Co and Ru. When the relative intensities of Co
2
p
and Ru
3d
of XPS peaks are close to each other and both are high
the catalyst exhibits its maximum activity The mechanism ofcatalytic hydroformylation has been discussed.
Abstract
Polymer Ru-Co bimetallic complexes have been examined by X-ray photoelectron spectroscopy.The catalyst is highly active only when the mole ratio of Co/Ru is 4: 3. The activity of catalysts does not depend on the total Co/Ru ratio
but on the surface stoichiometry of Co and Ru. When the relative intensities of Co
2
p
and Ru
3d
of XPS peaks are close to each other and both are high
the catalyst exhibits its maximum activity The mechanism ofcatalytic hydroformylation has been discussed.
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