8-prop-1-ynyl-6-(trifluoromethoxy)-2-(trifluoromethyl)-2H-chromene-3-carboxylic acid 在
钯 hexanes 作用下,
以
乙醇 为溶剂,
反应 2.0h,
以to give 76 mg (50% yield) of the product as an off-white solid的产率得到8-propyl-6-(trifluoromethoxy)-2-(trifluoromethyl)-2H-chromene-3-carboxylic acid