(R)-tert-butyl (1'-benzyl-1-(5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)spiro[indoline-3,4'-piperidine]-4-yl)methylcarbamate 在
palladium on activated charcoal
甲酸铵 作用下,
以
甲醇 为溶剂,
反应 4.0h,
以78%的产率得到(R)-tert-butyl (1-(5-methyl-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)spiro[indoline-3,4'-piperidine]-4-yl)methylcarbamate