carbonic acid 4-nitro-phenyl ester (S)-2,2,2-trifluoro-1-methyl-ethyl ester 、 (2R,6S,13aS,4aR,16aS,Z)-6-amino-2-((7-methoxy-3-methylquinoxalin-2-yl)oxy)-N-((1-methylcyclopropyl)sulfonyl)-5,16-dioxo-1,2,3,6,7,8,9,10,11,13a,14,15,16,16a-tetradecahydrocyclopropa[e]pyrrolo[1,2-a][1,4]diazacyclopentadecine-14a(5H)-carboxamide hydrochloride 在
N,N-二异丙基乙胺 作用下,
以
乙腈 为溶剂,
反应 36.0h,
以87%的产率得到(S)-1,1,1-trifluoropropan-2-yl ((2R,6S,13aS,14aR,16aS,Z)-2-((7-methoxy-3-methylquinoxalin-2-yl)oxy)-14a-(((1-methylcyclopropyl)sulfonyl)carbamoyl)-5,16-dioxo-1,2,3,5,6,7,8,9,10,11,13a,14,14a,15,16,16a-hexadecahydrocyclopropa[e]pyrrolo[1,2-a][1,4] diazacyclopentadecin-6-yl)carbamate