异氰酸甲酯 、
ethyl 2-(diethylaminomethyl)-4-(3,4-dimethoxyphenyl)-5,6,7,8-tetrahydrothieno[2,3-b:5,4-c']dipyridine-3-carboxylate 在
Ethyl acetate hexane methanol 作用下,
以
四氢呋喃 为溶剂,
反应 5.0h,
以v/v) to yield ethyl 2-(N,N-diethylaminomethyl)-4-(3,4-dimethoxyphenyl)-7-methylcarbamoyl-5,6,7,8-tetrahydrothieno[2,3-b:5,4-c']dipyridine-3-carboxylate (for structural formula, see below), (0.30 g, 22%), which的产率得到ethyl 2-(N,N-diethylaminomethyl)-4-(3,4-dimethoxyphenyl)-7-methylcarbamoyl-5,6,7,8-tetrahydrothieno[2,3-b:5,4-c']dipyridine-3-carboxylate