6-(cyclopropylmethoxy)-5-(trifluoromethoxy)pyridine-2-carboxylic acid 、
6-chloro-5-(cyclopropylmethoxy)pyridine-2-carboxylic acid 、
4,4-二甲基恶唑啉 以isolated (24 mg, 37%) as colorless oil的产率得到(6-cyclopropylmethoxy-5-trifluoromethoxypyridin-2-yl)-(4,4-dimethyloxazolidin-3-yl)methanone