title: A tandem synthesis of 5-sulfonylimino-2-imidazolones from sulfonoketenimides and dialkyl azodicarboxylates.
abstract: Functionalized 5-sulfonylimino-2-imidazolones are prepared by a copper-catalyzed reaction of dialkyl azodicarboxylates with sulfonoketenimides, generated from terminal alkynes and sulfonyl azides, in good to excellent yields.
authors.affiliation: Department of Chemistry, Tarbiat Modares University, P.O. Box 14115-175, Tehran, Iran, yavarisa@modares.ac.ir.
authors.forename: Issa
authors.initials: I
authors.lastname: Yavari
authors.forename: Manijeh
authors.initials: M
authors.lastname: Nematpour
authors.forename: Ehsan
authors.initials: E
authors.lastname: Ghanbari
mesh_terms: D020650:Combinatorial Chemistry Techniques; D007093:Imidazoles / Q000138:chemical synthesis*
chemical_list: D007093:Imidazoles; C117197:imidazolone