tert-butyl-(2R)-2-[cyclopropyl-((1R)-1-{1-[3-(methoxycarbonylamino)propyl]-6-methyl-pyrazolo[3,4-b]pyridin-3-yl}ethyl)carbamoyl]morpholine-4-carboxylate 在
三氟乙酸 作用下,
以
二氯甲烷 为溶剂,
反应 5.0h,
以114 mg的产率得到methyl (3-(3-((R)-1-((R)-N-cyclopropylmorpholine-2-carboxamido)ethyl)-6-methyl-1H-pyrazolo[3,4-b]pyridin-1-yl)n-propyl)carbamate