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It is used as primary and secondary intermediate.
Javier Ruiz and Bernabé F. Perandones. Base-Promoted Tautomerization of Imidazole Ligands to N-Heterocyclic Carbenes and Subsequent Transmetalation Reaction.J. Am. Chem. Soc.,2007,129(30), 9298-9299.
Ulrich J. Scheele, et al. A versatile access to pyridazines with tethered imidazolium groupsnew precursors for mono- and binucleating NHC/pyridazine hybrid ligands.Tetrahedron Lett.200748(47), 8366-8370.
Gefahrenhinweise (EU): H315-H319-H335
Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.
Avoid breathing dust/fume/gas/mist/vapours/spray. Wear protective gloves and eye/face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.