(2S)-2-({[(2,2-dimethylpent-4-en-1-yl)oxy]carbonyl}amino)non-8-enoic acid 、 ethyl (1R,2S)-1-({(4R)-4-[(7-methoxy-2-phenyl-6-vinylquinolin-4-yl)oxy]-L-prolyl}amino)-2-vinylcyclopropanecarboxylate hydrochloride 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 2.0h,
以79%的产率得到ethyl (1R,2S)-1-({(4R)-1-[(2S)-2-({[(2,2-dimethylpent-4-en-1-yl)oxy]carbonyl}amino)non-8-enoyl]-4-[(7-methoxy-2-phenyl-6-vinylquinolin-4-yl)oxy]-L-prolyl}amino)-2-vinylcyclopropanecarboxylate