title: Triazene formation via reaction of imidazol-2-ylidenes with azides.
abstract: Treatment of N-heterocyclic carbenes (as their free carbenes or generated in situ) with alkyl, aryl, acyl or tosyl azides afforded the respective substituted triazenes in excellent yields.
authors.affiliation: Department of Chemistry and Biochemistry, The University of Texas at Austin, 1 University Station A5300, Austin, TX 78712, USA.
authors.forename: Dimitri M
authors.initials: DM
authors.lastname: Khramov
authors.forename: Christopher W
authors.initials: CW
authors.lastname: Bielawski
mesh_terms: D001386:Azides / Q000737:chemistry*; D018360:Crystallography, X-Ray; D007093:Imidazoles / Q000737:chemistry*; D008958:Models, Molecular; D015394:Molecular Structure; D014226:Triazenes / Q000138:chemical synthesis* / Q000737:chemistry
chemical_list: D001386:Azides; D007093:Imidazoles; D014226:Triazenes; C029899:imidazole