Synthesis of axially dissymmetric biphenylbisphosphine ligands, bimops and asymmetric hydrogenations of .BETA.-keto ester and .ALPHA.,.BETA.-unsaturated carboxylic acid catalyzed by their ruthenium (II) complexes.
Synthesis of axially dissymmetric biphenylbisphosphine ligands, bimops and asymmetric hydrogenations of .BETA.-keto ester and .ALPHA.,.BETA.-unsaturated carboxylic acid catalyzed by their ruthenium (II) complexes.