4-isothiocyanato-N-(4-methoxy-1,2,5-thiadiazol-3-yl)benzenesulfonamide 、
Ethyl 4-acetyl-2-amino-5-methylthiophene-3-carboxylate 在
三乙胺 作用下,
以
1,4-二氧六环 为溶剂,
反应 15.0h,
以76%的产率得到ethyl 4-acetyl-2-(3-(4-(N-(4-methoxy-1,2,5-thiadiazol-3-yl)sulfamoyl)phenyl)thioureido)-5-methylthiophene-3-carboxylate