(3S)-tert-butyl-3-((2-(3,4-difluorobenzylamino)-8-(2-chloro-6-fluorophenyl)-9H-purin-9-yl)methyl)piperidine-1-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 1.0h,
以to give 0.0212 g (97% yield) of desired product 113 (TFA salt) as a colorless oil的产率得到(R)-8-(2-chloro-6-fluorophenyl)-N-(3,4-difluorobenzyl)-9-(piperidin-3-ylmethyl)-9H-purin-2-amine