3-chloro-7-methyl-2-[2-(tetrahydro-2H-pyran-4-ylcarbonyl)hydrazino]quinoxaline-6-carboxylate 、
氯化亚砜 在
乙醚 作用下,
以
四氢呋喃 为溶剂,
反应 16.0h,
以to obtain 10.4 g of methyl 4-chloro-8-methyl-1-(tetrahydro-2H-pyran-4-yl)[1,2,4]triazolo[4,3-a]quinoxaline-7-carboxylate as a pale yellow solid的产率得到methyl 4-chloro-8-methyl-1-(tetrahydro-2H-pyran-4-yl)[1,2,4]triazolo[4,3-a]quinoxaline-7-carboxylate