5-[[(7S,8aS)-3-oxo-1,5,6,7,8,8a-hexahydro-[1,3]oxazolo[3,4-a]pyridin-7-yl]oxy]-6-bromo-N-[(4-chlorophenyl)methyl]-2-methoxypyridine-3-carboxamide 、
3-methyl-5-(tributylstannyl)-1,2,4-thiadiazole 在
四(三苯基膦)钯 作用下,
以
1,4-二氧六环 为溶剂,
反应 0.5h,
生成 5-[[(7S,8aS)-3-oxo-1,5,6,7,8,8a-hexahydro-[1,3]oxazolo[3,4-a]pyridin-7-yl]oxy]-N-[(4-chlorophenyl)methyl]-2-methoxy-6-(3-methyl-1,2,4-thiadiazol-5-yl)pyridine-3-carboxamide