N-[(3S,6S,14R,14aS)-6-tert-butyl-3-isopropyl-14-methyl-1,4,10-trioxododecahydropyrrolo[1,2-a][1,4,7,10]tetraazacyclododecin-7(8H)-yliden]-3-methyl-L-valyl-(βS)-N-[(1R)-2-carboxy-1-(1,3-thiazol-2-yl)ethyl]-β-methyl-L-phenylalanine amide 、
N-苄基羟胺盐酸盐 在
N,N-二异丙基乙胺 、
Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 16.0h,
以99%的产率得到N-[(3S,6S,14R,14aS)-6-tert-butyl-3-isopropyl-14-methyl-1,4,10-trioxododecahydropyrrolo[1,2-a][1,4,7,10]tetraazacyclododecin-7(8H)-yliden]-3-methyl-L-valyl-(βS)-N-[(1R)-3-(N-benzyl-hydroxylamino)-3-oxo-1-(1,3-thiazol-2-yl)propyl]-β-methyl-L-phenylalanine amide