A process for preparing diols (la) and (lb) with water and hydrogenating the resulting 5-[1 -(4-chlorophenyl)-meth-(E)-ylidene]-1 - hydroxymethyl-2,2-dimethyl-cyclopentanol (III) with hydrogen in the presence of a metal catalyst. Compounds (la), (lb) and (III) are intermediates for synthesizing Metconazole.
一种用
水制备二元醇(la)和(lb)的方法,并在
金属催化剂存在下用
氢气对产生的5-[1-(4-
氯苯基)-甲基(E)-亚甲基]-1-羟甲基-2,2-二甲基
环戊醇(III)进行加氢。化合物(la)、(lb)和(III)是合成甲庚唑的中间体。