2-bromo-4-(5-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,2,4-oxadiazol-3-yl)-3-methylpyridine 、 bromo(4-ethoxy-4-oxobutyl)zinc 在
四(三苯基膦)钯 氮气 、
乙酸乙酯 、
sodium hydroxide 、
Sodium sulfate-III 作用下,
以
四氢呋喃 为溶剂,
反应 0.67h,
以to afford ethyl 4-[4-(5-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,2,4-oxadiazol-3-yl)-3-methyl-2-pyridinyl]butanoate (135 mg)的产率得到ethyl 4-[4-(5-{3-chloro-4-[(1-methylethyl)oxy]phenyl}-1,2,4-oxadiazol-3-yl)-3-methyl-2-pyridinyl]butanoate