di-tert-butyl N-{4-[4-(2,4-diamino-6-oxo-1,6-dihydropyrimidin-5-yl)-1-methanesulfonylbutyl]benzoyl}-L-glutamate 、
三氟乙酸 以
氯仿 为溶剂,
以100%的产率得到N-{4-[4-(2,4-diamino-6-oxo-1,6-dihydropyrimidin-5-yl)-1-methanesulfonylbutyl]benzoyl}-L-glutamic acid trifluoroacetate