N-(2-(2,6-dichloro-4-(trifluoromethyl)phenyl)-4,6-bis(trifluoromethyl)-2H-pyrazolo[3,4-d]pyrimidin-3-yl)-N-(3,3-dimethylbutanoyl)-3,3-dimethylbutanamide 在
sodium tetrahydroborate 作用下,
以
乙醇 为溶剂,
反应 3.0h,
以94%的产率得到tert-butyl N-[2-[2,6-dichloro-4-(trifluoromethyl)phenyl]-4,6-bis(trifluoromethyl)-1,7a-dihydropyrazolo[3,4-d]pyrimidin-3-yl]-N-[(2-methylpropan-2-yl)oxycarbonyl]carbamate