反应详情

using isopropyl 2-chloro-4-fluoro-5-[3,6-dihydro-2,6-dioxo-4-trifluoromethyl-1(2H)-pyrimidinyl]-benzoate and dimethyl sulphate in dimethylformamide there is obtained isopropyl 2-chloro-4-fluoro-5-[3,6-dihydro-3-methyl-4-trifluoromethyl-2,6-dioxo-1(2H)-pyrimidinyl]benzoate, 1H-NMR (CDCl3, 400 MHz) 7.84 ppm (d, 1H), 7.37 ppm (d, 1H), 6.38 ppm (s, 1H), 5.25 ppm (m, 1H), 3.57 ppm (d, 3H), 1,36 ppm (d, 6H),