Title One-pot synthesis of 1,2,4-oxadiazoles from carboxylic acids using 4-(dimethylamino)pyridinium acetate as efficient, regenerable, and green catalyst with ionic liquid character Type Article Keywords Not Record Abstract A recyclable bifunctional acid–base organocatalyst with ionic liquid character has been prepared and its catalytic activity for the preparation of oxadiazoles has been investigated. Researchers Najmeh Nowrouzi (First researcher) ,