反应条件
1: anthranilic acid; urea T=135 - 140°C; 3 h; Inert atmosphere; 2: 1H,3H-quinazoline-2,4-dione; trichlorophosphate With N,N-dimethyl-aniline in trichlorophosphate 5 h; RefluxInert atmosphere;
参考文献
Journal of Heterocyclic Chemistry, , vol. 46, # 4 p. 748 - 755