Strontium chloride was used as an efficient and recyclable catalyst in one-pot condensation of anthranilic acid,ortho esters and amines leading to the formation of 4(3H)-quinazolinone derivatives in good yields at room temperature under solvent-free conditions. Strontium chloride was used as an efficient and recyclable catalyst in one-pot condensation of anthranilic acid, ortho-esters and amines leading to the formation of 4 (3H) -quinazolinone derivatives in good yields at room temperature under solvent-free conditions.