2-[[(2R,3S)-3-[[(2S,3R)-3-hydroxy-4-[2-methylpropyl-(4-nitrophenyl)sulfonylamino]-1-phenylbutan-2-yl]carbamoyloxy]oxolan-2-yl]methoxy]acetic acid 、 (1R)-3-(3,4-dimethoxyphenyl)-1-[3-[2-ethanamine]phenoxy]-propanyl (2S)-1-(3,3-dimethyl-1,2-dioxopentyl)-2-piperidinecarboxylate hydrochloride 在
N-甲基吗啉 、 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,
生成
[(1R)-3-(3,4-dimethoxyphenyl)-1-[3-[2-[[2-[[(2R,3S)-3-[[(2S,3R)-3-hydroxy-4-[2-methylpropyl-(4-nitrophenyl)sulfonylamino]-1-phenylbutan-2-yl]carbamoyloxy]oxolan-2-yl]methoxy]acetyl]amino]ethoxy]phenyl]propyl] (2S)-1-(3,3-dimethyl-2-oxopentanoyl)piperidine-2-carboxylate