Planar chiral monodentate 1,3-disubstituted ferrocene phosphines inspired on JohnPhos-type ligands have been synthesized and applied to the enantioselective gold(I) catalyzed [4 + 2] cycloaddition of 1,6-arylenynes. Computational studies rationalized the working mode of the catalyst on the folding of the substrate in the chiral environment of the ligand involving attractive noncovalent interactions.
Planar Chiral 1,3-Disubstituted Ferrocenyl Phosphine Gold(I) Catalysts
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ACS Catal. 2022, 12, 3317–3322, DOI: 10.1021/acscatal.1c05827.