NH2-(L-t-BuGly)-[(4R)-(6-methoxy-isoquinoline-1-oxo)-S-proline]-(1R,2S-vinyl acca)-CONHSO2-cyclobutyl bis-HCl 、
N-叔丁基甲胺 在
N,N-二异丙基乙胺 作用下,
以
二氯甲烷 为溶剂,
以62%的产率得到(2S,4R)-1-[(2S)-2-(tert-butylcarbamoylamino)-3,3-dimethylbutanoyl]-N-[(1R,2S)-1-(cyclobutylsulfonylcarbamoyl)-2-ethenylcyclopropyl]-4-(6-methoxyisoquinolin-1-yl)oxypyrrolidine-2-carboxamide