methyl 5-amino-4-(aminosulfonyl)thiophene-3-carboxylate 、 1-Benzyl-3-(bis-methylsulfanyl-methylene)-1H-quinoline-2,4-dione 以
甲苯 为溶剂,
反应 3.0h,
以80%的产率得到methyl 3-(1-benzyl-4-hydroxy-2-oxo-1,2-dihydroquinolin-3-yl)-4H-thieno[2,3-e][1,2,4]thiadiazine-7-carboxylate 1,1-dioxide