OICC Press Iranian Journal of Catalysis 2345-4865 3 1 2024 02 03 ZnO nanoparticles as an Efficient and Reusable Catalyst for Synthesis of Quinoxaline under Solvent Free Condition EN Bahareh Sadeghi Department of Chemistry, Central Tehran Branch, Islamic Azad University, Tehran, Iran Fereshteh Karimi Department of Chemistry, Yazd Branch, Islamic Azad University, P.O. Box 89195-155, Yazd, Iran Journal Article 2024 02 03 1,2-Diketones have been reacted in one-pot method with 1,2-diamines at room temperature with ZnO nanoparticles as a catalyst. ZnO nanoparticles as an available and reusable catalyst is used for the synthesis of Quinoxalinein improved yields.