3-(6-fluoro-3-trifluoromethylquinolin-2-on-7-yl)-1-methyl-6-trifluoromethyluracil 、
3-溴丙炔 、
potassium carbonate 在
3-[1-(2-propyn-1-yl)-3-trifluoromethyl-6-fluoroquinolin-2-on-7-yl]-1-methyl-6-trifluoromethyluracil 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
以yielding 0.8 gram of 3-[1-(2-propyn-1-yl)-3-trifluoromethyl-6-fluoroquinolin-2-on-7-yl]-1-methyl-6-trifluoromethyluracil (Compound 42), mp 248°-250° C的产率得到3-[1-(2-propyn-1-yl)-3-trifluoromethyl-6-fluoroquinolin-2-on-7-yl]-1-methyl-6-trifluoromethyluracil