First planar chiral bidentate ligand based on a (η5-cyclopentadienyl)(η4-cyclobutadiene) cobalt backbone: high efficiency in enantioselective palladium-catalyzed allylic substitutions
First planar chiral bidentate ligand based on a (η5-cyclopentadienyl)(η4-cyclobutadiene) cobalt backbone: high efficiency in enantioselective palladium-catalyzed allylic substitutions