6-chloro-7-methyl-[1,2,4]triazolo[4,3-b]pyridazin-3-ylamine 、
sodium ethanolate 在
silica gel 、 dichloromethane ethanol 作用下,
以
乙醇 为溶剂,
反应 1.67h,
以480 mg of the title compound were obtained的产率得到6-Ethoxy-7-methyl-[1,2,4]triazolo[4,3-b]pyridazin-3-ylamine