tert-butyl 2-(tert-butyldimethylsilyloxy)-3-(3-(4-chloro-6-(3,5-di-methylisoxazol-4-yl)-5-methylpyrimidin-2-yl)phenoxy)propyl(methyl)carbamate 、
methyl 4-aminopiperidine-1-carboxylate hydrochloride 、
三乙胺 在
水 、 Brine 、
Sodium sulfate-III 、 petroleum ether EtOAc 作用下,
以
二甲基亚砜 、
乙酸乙酯 为溶剂,
反应 1.0h,
以to obtain methyl 4-(2-(3-(3-(tert-butoxycarbonyl(methyl) amino)-2-(tert-butyl-dimethylsilyloxy) propoxy) phenyl)-6-(3,5-dimethylisoxazol-4-yl)-5-methyl-pyrimidin-4-ylamino)piperidine-1-carboxylate (96 mg, 80% yield) as a pale yellow solid的产率得到Methyl 4-(2-(3-(3-(tert-butoxycarbonyl(methyl) amino)-2-(tert-butyl-dimethylsilyloxy) propoxy) phenyl)-6-(3,5-dimethylisoxazol-4-yl)-5-methyl-pyrimidin-4-ylamino)piperidine-1-carboxylate