ethyl 1-(3-cyanophenyl)-5-[(3-fluoro-2'-methylsulfonyl-[1,1']-biphen-4-yl)aminocarbonyl]pyrazole-3-carboxylate 、
三氟乙酸 在
palladium 10% on activated carbon
氢气 作用下,
以
乙醇 为溶剂,
反应 24.0h,
以53%的产率得到ethyl 1-[3-(aminomethyl)phenyl]-5-[(3-fluoro-2'-methylsulfonyl-[1,1']-biphen-4-yl)aminocarbonyl]pyrazole-3-carboxylate trifluoroacetate