(R)-6-((1-cyclobutylethyl)amino)-8-(5-isopropylthiazol-2-yl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carbonitrile 、
sodium hydroxide 、
三氟乙酸 以
乙醇 为溶剂,
反应 3.0h,
以to afford (R)-6-((1-cyclobutylethyl)amino)-8-(5-isopropylthiazol-2-yl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylic acid (TFA salt) as a white solid的产率得到(R)-6-((1-cyclobutylethyl)amino)-8-(5-isopropylthiazol-2-yl)-7-(4-(trifluoromethyl)benzyl)-7H-purine-2-carboxylic acid