6-(1-methanesulfonyl-1-methyl-ethyl)-8-{3-[5-(2-trimethylsilanyl-ethylsulfanyl)-pyridin-3-yl]-phenyl}-quinoline 、
二氟溴乙酸乙酯 、
乙酸乙酯 以
乙醚 为溶剂,
生成 difluoro-(5-{3-[6-(1-methanesulfonyl-1-methyl-ethyl)-quinolin-8-yl]-phenyl}-pyridin-3-ylsulfanyl)-acetic acid ethyl ester