A process for preparing an optically active biaryl compound the formula (4):
which comprises reacting an aromatic sulfonic acid ester compound of the formula (1):
with an organic boron compound of the formula (2):
at 70° C. or below in the presence of a nickel catalyst and a base. The biaryl compounds produced using this process possess a high optical purity and are useful as intermediates for medicaments, agrochemicals, etc.
一种制备光学活性双芳基化合物的方法,该方法包括在存在
镍催化剂和碱的情况下,将式(1)的芳香基
磺酸酯化合物与式(2)的有机
硼化合物在70℃或以下反应。使用此方法产生的双芳基化合物具有高光学纯度,并可用作药品、农药等的中间体。