(R)-2-[2-{5-[3-(tert-butoxycarbonyl-methyl-amino)-2-(tert-butyl-dimethyl-silanyloxy)propoxy]-2-chloro-phenyl}-6-(3,5-dimethyl-isoxazol-4-yl)-5-methyl-pyrimidin-4-yl]-2,7-diaza-spiro[3.5]nonane-7-carboxylic acid methyl ester 在
甲醇 、
氨 作用下,
以
三氟乙酸 为溶剂,
反应 16.0h,
以to give (R)-2-[2-[2-Chloro-5-(2-hydroxy-3-methylamino-propoxy)-phenyl]-6-(3,5-dimethyl-isoxazol-4-yl)-5-methyl-pyrimidin-4-yl]-2,7-diaza-spiro[3.5]nonane-7-carboxylic acid methyl ester as a white solid (65 mg, 60% yield for 2 steps)的产率得到EZM2302