Regioselective Syntheses of 1-Aryl-substituted-5H-[1,3]thiazolo[3,2-a]quinazoline-5-ones During Sonogashira Coupling
摘要:
Reaction of 2-mercaptopropargylquinazoline-4-one with various aryliodides catalyzed by Pd-Cu leads to the regioselective formation of 1-arylsubstituted-5H-[1,3] thiazolo[ 3,2-a] quinazoline-5-ones.