Enantioselective cyclopropanation of styrene with optically active nitrogen ligands based on the pyridine framework

Bis(oxazolines) as chiral ligands in metal-catalyzed asymmetric reactions. Catalytic, asymmetric cyclopropanation of olefins

David A. Evans, K. A. Woerpel, Mira M. Hinman et al. · Journal of the American Chemical Society · 1991 · 964 citations

Natural Sciences, Chemistry, Catalysis +10

Highly enantioselective hydrosilylation of ketones with chiral and C2-symmetrical bis(oxazolinyl)pyridine-rhodium catalysts

Hisao Nishiyama, Manabu Kondo, Takashi Nakamura et al. · Organometallics · 1991 · 341 citations

Natural Sciences, Chemistry, Catalysis +11

Asymmetric copper-catalyzed cyclopropanation of trisubstituted and unsymmetrical cis-1,2-disubstituted olefins: modified bis-oxazoline ligands

Richard Lowenthal, Satoru Masamune · Tetrahedron Letters · 1991 · 299 citations

Natural Sciences, Chemistry, Catalysis +10

5-aza-semicorrins: A new class of bidentate nitrogen ligands for enantioselective catalysis

Urs Leutenegger, Gisela Umbricht, Christoph J. Fahrni et al. · Tetrahedron · 1992 · 298 citations

Natural Sciences, Chemical Engineering, Chemistry +15

Semicorrin metal complexes as enantioselective catalysts. Part 2. Enantioselective cyclopropane formation from olefins with diazo compounds catalyzed by chiral (semicorrinato)copper complexes

Hugo Fritschi, Urs Leutenegger, Andreas Pfaltz · Helvetica Chimica Acta · 1988 · 278 citations

Natural Sciences, Chemistry, Catalysis +11