(tert-butyl-4-(7-chloro-1-(2-phenyl)benzyl-2,5-dioxo-2,3-dihydro-1H-benzo[e][1,4]diazepin-4(5H)-yl)methyl)piperidine-1-carboxylate 、
三氟乙酸 以
二氯甲烷 为溶剂,
反应 1.0h,
以66%的产率得到7-chloro-1-[(2-phenylphenyl)methyl]-4-(piperidin-4-ylmethyl)-3H-1,4-benzodiazepine-2,5-dione;2,2,2-trifluoroacetic acid