2-(2-Methylpyridin-4-YL)propan-2-amine 、 2-(3-(5-(2,4-difluorophenyl)isoxazole-3-carboxamido)-1-isobutylazetidin-3-yl)acetic acid 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,
生成 5-(2,4-difluorophenyl )-N-(1-isobutyl-3-(2-((2-(2-methylpyridin-4-yl)propan-2-yl)amino)-2-oxoethyl)azetidin-3-yl)isoxazole-3-carboxamide