三氟乙酸 、
(S)-2-{4-[5-(2,4-Diamino-6-oxo-1,6-dihydro-pyrimidin-5-yl)-1-(2,2,2-trifluoro-acetyl)-pentyl]-benzoylamino}-pentanedioic acid di-tert-butyl ester 以
氯仿 为溶剂,
反应 16.0h,
以100%的产率得到(S)-2-{4-[5-(2,4-Diamino-6-oxo-1,6-dihydro-pyrimidin-5-yl)-1-(2,2,2-trifluoro-acetyl)-pentyl]-benzoylamino}-pentanedioic acid; compound with trifluoro-acetic acid