反应详情

using 1-(4-bromo-2-fluoro-5-isopropoxyphenyl)-2-chloro-4-trifluoromethyl-6(1H)-pyrimidinone and sodium ethylate in ethanol there is obtained 2-ethoxy-1-(4-bromo-2-fluoro-5 -isopropoxyphenyl)-4-trifluoromethyl-6(1H)-pyrimidinone, m.p. 106°-108° C.;