Glycerol based ionic liquid with a boron core: A new highly efficient and reusable promoting medium for the synthesis of quinazolinones

► Application of glycerol as a green material for the synthesis of an ionic liquid. ► Efficiency of presented ionic liquid as a promoting medium for the synthesis of quinazolinones. ► Reusability of reaction medium. ► High generality of reported method. ► Avoid the use of harmful reaction medium and catalysts.