4-(5-fluoro-6-(3-fluoroazetidine-1-carbonyl)pyridin-3-yloxy)-2,2-dimethyl-2,3-dihydrobenzofuran-6-carboxylic acid 、
N-甲基-3-氨基吡唑 在
三乙胺 、 Methanaminium,N-[(dimethylamino)(3H-1,2,3-triazolo[4,5-b]pyridin-3-yloxy)methylene]-N-methyl-, hexafluorophosphate(1-) 作用下,
以
1,2-二氯乙烷 为溶剂,
反应 2.0h,
以54%的产率得到4-(5-fluoro-6-(3-fluoroazetidine-1-carbonyl)pyridin-3-yloxy)-2,2-dimethyl-N-(1-methyl-1H-pyrazol-3-yl)-2,3-dihydrobenzofuran-6-carboxamide