A series of ruthenium complexes, RuHCl(CO)(PAr3)3 and RuH2(CO)(PAr3)3, containing various triarylphosphines were synthesized. Screening of these complexes as catalysts for direct arylation of sterically congested ortho C–H bonds of aromatic… Click to show full abstract
A series of ruthenium complexes, RuHCl(CO)(PAr3)3 and RuH2(CO)(PAr3)3, containing various triarylphosphines were synthesized. Screening of these complexes as catalysts for direct arylation of sterically congested ortho C–H bonds of aromatic ketones improved the yields of the arylation products.
               
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