The invention relates to a series of novel chiral phosphorus ligands of formulae (Ia) and (Ib): wherein R, 1-rR>4 and X are as defined herein. The invention also relates to chiral metal complexes prepared with these chiral phosphorus ligands. The chiral metal complexes are useful as catalysts for carrying out asymmetric hydro genation.
本发明涉及一系列新型手性
磷配体,其
化学式为(Ia)和(Ib):其中R,1-rR>4和X的定义如本文所述。本发明还涉及使用这些手性
磷配体制备的手性
金属配合物。这些手性
金属配合物可用作催化剂,用于进行不对称氢化反应。