2-methyl-3,5-dioxo-2,3,4,5-tetrahydro-[1,2,4]triazine-6-carboxylic acid [4-(6,7-dimethoxyquinolin-4-yloxy)-3-fluorophenyl]amide trifluoroacetate 、
3-溴丙炔 、
三氟乙酸 在
potassium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 18.0h,
以30%的产率得到2-methyl-3,5-dioxo-4-prop-2-ynyl-2,3,4,5-tetrahydro-[1,2,4]triazine-6-carboxylic acid [4-(6,7-dimethoxyquinolin-4-yloxy)-3-fluorophenyl]amide trifluoroacetate