7-fluoro-2-methyl-3,4-dihydro-2H-5,1,2-benzoxathiazepine-1,1-dioxide 、
3-Hydroxy-5-(1-methyl-2-oxo-pyrrolidin-3-yl)oxy-N-(5-methylpyrazin-2-yl)benzamide 在
potassium carbonate 作用下,
以
乙腈 为溶剂,
反应 10.0h,
以56%的产率得到3-[(5-methyl-6,6-dioxo-2-oxa-6-λ6-thia-5-azabicyclo[5.4.0]undeca-8,10,12-trien-10-yl)oxy]-5-(1-methyl-2-oxo-pyrrolidin-3-yl)oxy-N-(5-methylpyrazin-2-yl)benzamide