反应详情

By an operation in the same manner as in Example 1 and using (2S,3S)-2-methyl-3-propylpyrrolidin-3-ol 0.5 oxalate (250 mg), 2,4-difluorobenzonitrile (367 mg) and lithium carbonate (195 mg), the title compound was obtained as colorless oil (yield: 287 mg, yield: 83%).