tert-butyl 2-(4-((tert-butoxycarbonyl)(2-(4-methoxyphenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-yl)amino)phenyl)acetate 、
三氟乙酸 反应 0.5h,
以96 mg的产率得到2-(4-(2-(4-methoxyphenyl)-6,7-dihydro-5H-cyclopenta[d]pyrimidin-4-ylamino)phenyl)acetic acid 2,2,2-trifluoroacetic acid salt