Disclosed herein is a process for producing an optically active hydroxyalkylphosphonate represented by the formula (4), which comprises asymmetrically hydrogenating an oxoalkylphosphonate represented by the formula (1) using, as a catalyst, a ruthenium-optically active phosphine complex represented by the formula (2). ##STR1##
本发明揭示了一种用于制备光学活性羟基烷基
膦酸酯的方法,其由使用一种
铑-光学活性膦配合物作为催化剂,对一种代表为式(1)的氧代烷基
膦酸酯进行不对称氢化而得到。式(4)代表所述光学活性羟基烷基
膦酸酯。 ##STR1##