(R)-[3-(1-cyclopropylcarbamoylmethyl-2-oxo-1,2,3,5-tetrahydro-benzo[e][1,4]diazepin-4-yl)-3-oxo-1-(2,4,5-trifluoro-benzyl)-propyl]-carbamic acid tert-butyl ester 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 1.0h,
以78%的产率得到2-{4-[(R)-3-amino-4-(2,4,5-trifluoro-phenyl)-butyryl]-2-oxo-2,3,4,5-tetrahydro-benzo[e][1,4]diazepin-1-yl}-N-cyclopropyl-acetamide