1,3-dimethyl-2,4-dioxo-5-phenyl-1H,2H,3H,4H-pyrano-[4,3-d]pyrimidinium perchlorate 、
(E)-N-(4-氟苯基)-1-(3-硝基苯基)甲亚胺 以
溶剂黄146 为溶剂,
反应 0.17h,
以85%的产率得到6-(4-fluorophenyl)-1,3-dimethyl-2,4-dioxo-5-phenyl-1,2,3,4-tetrahydropyrido[4,3-d]pyrimidin-6-ium perchlorate