(2S,4R)-4-(2-fluoro-3-(4-(1-methyl-1H-pyrazol-5-yl)phenylthio)phenyl)-2-methyl-tetrahydro-2H-pyran-4-carbonitrile 、
对甲苯磺酸 以
乙酸乙酯 为溶剂,
以90%的产率得到(2S,4R)-4-(2-fluoro-3-(4-(1-methyl-1H-pyrazol-5-yl)phenylthio)phenyl)-2-methyl-tetrahydro-2H-pyran-4-carbonitrile tosylate