The invention relates to a process for the preparation of optically active 1,2-diol of formula (S,S)-(I), or alternatively of formula (R,R)-(I) by asymmetric transfer hydrogenation of a compound of formula (II), or a compound of formula (IV), or mixture thereof using an optically active metal compound as catalyst and a specific hydrogen source.
这项发明涉及利用手性
金属化合物作为催化剂和特定氢源,通过不对称转移氢化合成式(II)化合物或式(IV)化合物或二者的混合物,制备式(S,S)-(I)或替代式(R,R)-(I)的光学活性1,2
-二醇的过程。