The invention concerns a process for the manufacture of substituted propionic acids comprising providing a substrate of formula (I): And subjecting the substrate to enantioselective hydrogenation under enantioselective hydrogenation conditions in the presence of an enantioselective hydrogenation catalyst comprising a catalyst ligand having a metallocene group with a chiral phosphorus or arsenic substituent to provide in enantiomeric excess a product of formula (II): or its enantiomer or if applicable its diastereomer.
该发明涉及一种制备取代
丙酸的方法,包括提供公式(I)的底物,并在手性氢化条件下,在手性氢化催化剂的存在下进行手性氢化,所述手性氢化催化剂包括具有带有手性
磷或
砷取代基的
金属茂基的催化剂
配体,以提供公式(II)的产物,或其对映异构体或如适用的对映体。