Synfacts 2009(11): 1235-1235  
DOI: 10.1055/s-0029-1218081
Metal-Catalyzed Asymmetric Synthesis and Stereoselective Reactions
© Georg Thieme Verlag Stuttgart ˙ New York

Cu(I)-Catalyzed Asymmetric Conjugate Alkylation with New NHC Ligands

Contributor(s): Hisashi Yamamoto, Zhi Li
T. Uchida, T. Katsuki*
Kyushu University, Fukuoka, Japan
Further Information

Publication History

Publication Date:
22 October 2009 (online)

Significance

A new class of bidentate N-heterocyclic carbene (NHC) ligands are synthesized in three easy steps. The effects of these ligands in the copper-catalyzed asymmetric conjugate alkylation of acyclic enones with dialkylzinc are examined and high enantioselectivities are obtained.