2,2′-Bipyrimidines can be prepared by Ullmann coupling of 2-iodopyrimidines.[2]
References
^Periana, Roy A.; Taube, Douglas J.; Gamble, Scott; Taube, Henry; Satoh, Takashi; Fujii, Hiroshi (1998). "Platinum Catalysts for the High-Yield Oxidation of Methane to a Methanol Derivative". Science. 280 (5363): 560–564. Bibcode:1998Sci...280..560P. doi:10.1126/science.280.5363.560. PMID9554841.
^Vlád, Gábor; Horváth, István T. (2002). "Improved synthesis of 2,2′-bipyrimidine". The Journal of Organic Chemistry. 67 (18): 6550–6552. doi:10.1021/jo0255781. PMID12201781. S2CID13374569.