Synthesis of tetra- and pentaaza heterocyclic systems and benzimidazo[1,2-c]quinazoline derivatives
作者:A. A. Harutyunyan
DOI:10.1134/s1070428014010187
日期:2014.1
5,6-Dihydropyrimido[5′,4′: 5,6]pyrido[1,2-a]benzimidazole and pyrimido[4′,5′: 4,5]pyrimido[1,6-a]-benzimidazole derivatives were synthesized starting from 3-[4-hydroxy-6-methyl(hydroxy)-2-phenylpyrimidin-5-yl]propanoic and 4-hydroxy-2-phenylpyrimidine-5-carboxylic acids. New 6-sulfanyl-substituted benzimidazo-[1,2-c]quinazolines were also prepared.
5,6-二氢嘧啶基[5',4':5,6]吡啶基[1,2- a ]苯并咪唑和嘧啶基[4',5':4,5]嘧啶基[1,6- a ]-苯并咪唑衍生物是从3- [4-羟基-6-甲基(羟基)-2-苯基嘧啶-5-基]丙酸和4-羟基-2-苯基嘧啶-5-羧酸开始合成。还制备了新的6-硫烷基取代的苯并咪唑-[1,2- c ]喹唑啉。