3-pyridylmethylsuccinimidyl carbonate 、 (2R,4S,5S)-5-((S)-2-Amino-4-methylsulfanyl-butyrylamino)-4-hydroxy-2,7-dimethyl-octanoic acid ((S)-1-benzylcarbamoyl-2-methyl-propyl)-amide 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以12 mg的产率得到{(S)-1-[(1S,2S,4R)-4-((S)-1-Benzylcarbamoyl-2-methyl-propylcarbamoyl)-2-hydroxy-1-isobutyl-pentylcarbamoyl]-3-methylsulfanyl-propyl}-carbamic acid pyridin-3-ylmethyl ester