@article { author = {Moosavi-Zare, Ahmad Reza and Asgari, Zhila and Zare, Abdolkarim and Zolfigol, Mohammad Ali}, title = {One-pot multi-component synthesis of 1,2,4,5-tetrasubstituted imidazoles using sulfonic acid-functionalized pyridinium chloride as an efficient and recyclable catalyst}, journal = {Scientia Iranica}, volume = {22}, number = {6}, pages = {2254-2261}, year = {2015}, publisher = {Sharif University of Technology}, issn = {1026-3098}, eissn = {2345-3605}, doi = {}, abstract = {Sulfonic acid-functionalized pyridinium chloride ionic liquid {[Pyridine–SO3H]Cl} can effectively promote the one-pot multi-component condensation reaction between benzil, aldehydes, primary amines and ammonium acetate under solvent-free conditions at 100 ºC to give the desired 1,2,4,5-tetrasubstituted imidazoles, in high yields and short reaction times.}, keywords = {1,2,4,5-tetrasubstituted imidazole,sulfonic acid-functionalized pyridinium chloride {[Pyridine–SO3H]Cl},Ionic liquid,Solvent-free,Benzil,primary amine,aldehyde}, url = {https://scientiairanica.sharif.edu/article_3775.html}, eprint = {https://scientiairanica.sharif.edu/article_3775_ea008e137df47cd8f8d0befac0e4744a.pdf} }