One-pot Synthesis of a New Category of 2-aryl-quinazolinones Using OImDSA as an Efficient Heterocyclic Medium.

Background: Dihydroquinazolinone derivatives are an important family of fused heterocyclic compounds which possess a wide range of biological, medicinal and pharmacological properties such as anti-tumor, anti-biotic, diuretic, analgesic, anti-hypertonic, anti-pyretic, antidepressant, anti-histamine and vasodilation activities.

Introduction: So far, some acid catalysts, e.g.