Mehdi Adib,Ã1 Bagher Mohammadi,1 Sahar Rahbari,1 and Peiman Mirzaei2 1School of Chemistry, University College of Science, University of Tehran, PO Box 14155-6455, Tehran, Iran 2Department of Chemistry, Shahid Beheshti University, Tehran, Iran ... (Received July 8, 2008; CL-080670; E-mail: madib@khayam.ut.ac.ir) ... A series of 2,4,6-triarylpyridines have been synthesized via an efficient solvent-free reaction between guanidine hydro- ...