tert-butyl 5-(hydroxymethyl)-5-methyl-2-((tetrahydro-2H-pyran-4-yl)amino)-5H-pyrrolo[3,4-d]pyrimidine-6(7H)-carboxylate 、
盐酸 在
(5-methyl-2-((tetrahydro-2H-pyran-4-yl)amino)-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidin-5-yl)methanol 作用下,
以
1,4-二氧六环 为溶剂,
反应 1.0h,
以to afford the desired product (5-methyl-2-((tetrahydro-2H-pyran-4-yl)amino)-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidin-5-yl)methanol 44 as the hydrochloride salt which的产率得到(5-methyl-2-((tetrahydro-2H-pyran-4-yl)amino)-6,7-dihydro-5H-pyrrolo[3,4-d]pyrimidin-5-yl)methanol