[reaction: see text] A new ligand for Cu-catalyzed enantioselective additions of dialkylzincs to cyclic enones has been developed. In addition to providing good to excellent enantioselectivities with a range of cyclic enones and dialkylzincs, the ligand has several notworthy features:
Angewandte Chemie (International ed. in English), 48(7), 1324-1327 (2009-01-09)
Awakening of the Cp one: The bifunctional complex 1 facilitates the interaction with substrates bearing less electrophilic carbon atoms than ketones, epoxides, and imides. The title reaction was applicable to the reduction of Evans' asymmetric alkylation products to the chiral
T. Hayashi, M. Konishi et al.
The Journal of Organic Chemistry, 48, 2195-2195 (1983)
Chemoselective hydrogenation of imides catalyzed by Cp*Ru(PN) complexes and its application to the asymmetric synthesis of paroxetine.
Masato Ito et al.
Journal of the American Chemical Society, 129(2), 290-291 (2007-01-11)
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