(6'-chloro-2-methyl-[3,4']bipyridinyl-3'-yl)-methyl-amine 、
正丁基锂 、
2-(3,5-bis-trifluoromethyl-phenyl)-2-methyl-propionyl chloride 、
sodium hydroxide 在
二氯甲烷 作用下,
以
四氢呋喃 、 hexanes 为溶剂,
反应 0.75h,
以to give the compound 2-(3,5-Bis-trifluoromethyl-phenyl)-N-(6′-chloro-2-methyl-[3,4′]bipyridinyl-3′-yl)-N-methyl-isobutyramide of formula II-2的产率得到2-(3,5-bis-trifluoromethyl-phenyl)-N-(6'-chloro-2-methyl-[3,4']bipyridinyl-3'-yl)-N-methyl-isobutyramide