2-(2-chloro-phenyl)-4-ethyl-oxazole-5-carboxylic acid 2,5-dioxo-pyrrolidin-1-yl ester 、
3-氨基-6-吗啉基吡啶 在
crude product 、 silica gel 、
甲醇 、
二氯甲烷 作用下,
以
乙腈 为溶剂,
反应 16.5h,
以to yield 2-(2-chloro-phenyl)-4-ethyl-oxazole-5-carboxylic acid (6-morpholin-4-yl-pyridin-3-yl)-amide (107 mg, 52% yield) as a light yellow solid的产率得到2-(2-chloro-phenyl)-4-ethyl-oxazole-5-carboxylic acid (6-morpholin-4-yl-pyridin-3-yl)-amide