“…Chalcones are open chain flavonoids widely distributed in plants and are known to possess diverse biological properties like antimicrobial 13 , antitubercular 14,15 , antioxidant 15 and antitumor 16 . More recently pyrazolyl chalcones have been studied for antioxidant 17 , antimicrobial 17,18 , DNA gyrase inhibitor 18,19 , antitumor 20 and antiinflammatory 21,22 properties.…”