反应详情

The 3-oxo-3-(3-trifluoromethoxy-phenyl)-propionic acid was prepared from 3-trifluoromethoxybenzoyl chloride and bis(trimethylsilyl)malonate with Et3N and LiBr in CH3CN at 0° C. according to general procedure H (method c1). The crude material was transformed into the title compound by stirring in isopropenyl acetate and conc. H2SO4 according to general procedure J (method a). Obtained as an orange solid (2.27 g).