Novel and innovative sustainable HNFM@FeCl4 DES as an electrolyte, solvent, and catalyst for rapid electro-organic synthesis of spirooxindole and 4H-pyran derivatives with cytotoxicity assessment. - Afzal, Obaid; Altharawi, Ali; Alossaimi, Manal A.; Altamimi, Abdulmalik S. A.; Alamri, Mubarak A. (Research on Chemical Intermediates, 2025)