4-[2-(4-trifluoromethyl-phenyl)-pyrimidin-4-yl]-phenylamine 、
carbonic acid 4-nitrophenyl ester (2S,3R,4R,5S,6S)-3,4,5-trimethoxy-6-methyl-tetrahydropyran-2-yl ester 在
双(三甲基硅烷基)氨基钾 作用下,
以
甲苯 为溶剂,
以29%的产率得到{4-[2-(4-trifluoromethylphenyl)-pyrimidin-4-yl]-phenyl}-carbamic acid (2S,3R,4R,5S,6S)-3,4,5-trimethoxy-6-methyl-tetrahydropyran-2-yl ester