((2S,5S)-1-biphenyl-4-ylmethyl-5-(2-naphthyl)methyl-3,6-dioxo-piperazin-2-ylmethyl)carbamic acid 9H-fluoren-9-ylmethyl ester 在
三(2-氨基乙基)胺 作用下,
以
二氯甲烷 为溶剂,
反应 2.0h,
以74%的产率得到(3S,6S)-6-aminomethyl-1-biphenyl-4-ylmethyl-3-(2-naphthyl)methylpiperazine-2,5-dione