4-bromo-7-(2,2-dimethyl-propionyloxy)-2-phenyl-oxazolo[4,5-c]pyridine-6-carboxylic acid methyl ester 、
3-甲氧基苯硼酸 在
四(三苯基膦)钯 potassium carbonate 作用下,
以
1,4-二氧六环 为溶剂,
反应 16.0h,
生成 7-hydroxy-4-(3-methoxy-phenyl)-2-phenyl-oxazolo[4,5-c]pyridine-6-carboxylic acid methyl ester 、 7-(2,2-dimethyl-propionyloxy)-4-(3-methoxy-phenyl)-2-phenyl-oxazolo[4,5-c]pyridine-6-carboxylic acid methyl ester