3-cyclohexyl-6-[2-(difluoromethoxy)-4-(4-methyl-1-piperazinyl)phenyl]-1-methyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one 、
甲烷磺酸 在
乙醇乙酸乙酯 作用下,
以
甲醇 为溶剂,
反应 0.25h,
以to obtain 16 mg (20%) of the captioned compound的产率得到3-cyclohexyl-6-[2-(difluoromethoxy)-4-(4-methyl-1-piperazinyl)phenyl]-1-methyl-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one monomethanesulfonate