2-bromo-1-(6-methylimidazo[2,1-b]thiazol-5-yl)ethanone hydrobromide 、
1-(4-乙氧基苯基)-2-硫脲 在
甲醇 作用下,
以
乙醇 为溶剂,
反应 20.0h,
以to provide the desired product 20 as a white solid, yield 0.64 g (22.4%), HPLC purity 97.81%, mp >240° C的产率得到2-(4-ethoxylphenyl)amino-4-(6-methylimidazo[2,1-b]thiazol-5-yl)thiazole monohydrobromide