4-(2-Chloro-phenyl)-9-methyl-6H-1-thia-5,7,8,9a-tetraaza-cyclopenta[e]azulene-2-carboxylic acid 、
potassium carbonate 、
碘乙烷 以
N,N-二甲基甲酰胺 为溶剂,
反应 16.0h,
以to give ethyl (4-(2-chlorophenyl)-9-methyl-6H-thieno[3,2-f] [1,2,4]triazolo[4,3-a] [1,4]diazepin-2-yl)carboxylate的产率得到4-(2-Chloro-phenyl)-9-methyl-6H-1-thia-5,7,8,9a-tetraaza-cyclopenta[e]azulene-2-carboxylic acid ethyl ester