(R)-tert-butyl 3-isobutyl-5-methyl-2-oxo-1-(2-oxo-2-(decylamino)ethyl)-2,3-dihydro-1H-benzo[e][1,4]diazepine-8-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 4.0h,
以99%的产率得到(R)-3-isobutyl-5-methyl-2-oxo-1-(2-oxo-2-(decylamino)ethyl)-2,3-dihydro-1H-benzo[e][1,4]diazepine-8-carboxylic acid trifluoroacetic acid salt