Chem. Sci., 2026, Advance Article DOI: 10.1039/D6SC03337G, Edge Article Stefanie Schiele, Ann-Sophie K. Paschke, Giorgia Romiti, Bill Morandi Unactivated alkenes are converted to 2-imidazolines. The combination of ammonia and a hypervalent iodine reagent achieves the cleavage of the alkene's double bond. Ethylenediamine intercepts the resulting imine and oxidation furnishes 2-imidazoline.