American Chemical Society
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Highly Efficient Rh(I)-Catalyzed Asymmetric Hydrogenation of Enamines Using Monodente Spiro Phosphonite Ligands

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posted on 2006-09-13, 00:00 authored by Guo-Hua Hou, Jian-Hua Xie, Li-Xin Wang, Qi-Lin Zhou
A highly enantioselective hydrogenation of nonfunctionalized enamines has been developed by using rhodium complexes of chiral spiro phosphonite ligands, providing chiral tertiary amines in excellent enantioselectivities.