The present invention relates to a novel process for preparing 1-halo-3-trialkylsilanyl-benzenes from 1,3-dihalo-benzenes which are useful intermediates in the preparation of 1-(3-trialkylsilylphenyl)-2,2,2-trifluoromethyl ethanones which are useful for the treatment of Alzheimer's disease and senile dementia.
本发明涉及一种新的制备1-卤代-3-三烷基
硅基苯的方法,该方法从1,3-二卤代苯中制备,该化合物是制备用于治疗阿尔茨海默病和老年性痴呆症的1-(3-三烷基
硅基苯基)-2,2,2-三
氟乙酮的有用中间体。