6-bromo-4-butyl-2-methyl-1,2,4-triazine-3,5-dione 、
ethyl 2-[2-(2-hydroxy-ethyl)-phenoxy]-2-methyl-propionate 在
potassium carbonate 作用下,
以
N,N-二甲基甲酰胺 为溶剂,
反应 7.0h,
以74%的产率得到ethyl 2-{2-[2-(4-butyl-2-methyl-3,5-dioxo-2,3,4,5-tetrahydro-[1,2,4]triazin-6-yloxy)-ethyl]-phenoxy}-2-methyl-propionate