2-{2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-3-hydroxypyridine 、
溴乙酸甲酯 、
potassium carbonate 、 在
乙酸乙酯 、
magnesium sulfate 、
2-{2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-3-(methoxycarbonyl)methoxypyridine 作用下,
以
乙腈 为溶剂,
反应 2.0h,
以to obtain 60 mg of 2-{2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-3-(methoxycarbonyl)methoxypyridine [present compound 2-7]的产率得到2-{2-chloro-4-fluoro-5-[3-methyl-2,6-dioxo-4-(trifluoromethyl)-1,2,3,6-tetrahydropyrimidin-1-yl]phenoxy}-3-(methoxycarbonyl)methoxypyridine