Bakherad, M.; Keivanloo, A.; Amin, A. H.; Doosti, R.; Hoseini, O. Eggshell-Supported-Cu(II) Salophen Complex: An Efficient and Green Catalyst for Synthesis of Propargylamines under Solvent-Free Conditions. Iran. J. Catal. 2024, 6 (4).