Methyl 3-amino-7,8-dimethyl-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxylate hydrochloride 、
乙胺 在
silica gel 作用下,
以
甲醇 为溶剂,
反应 7.0h,
以149 mg of the title compound were obtained的产率得到N-Ethyl-3-amino-7,8-dimethyl-[1,2,4]triazolo[4,3-b]pyridazine-6-carboxamide