Marchenko, Anatolii P N-phosphorylated imidazolium salts as precursors to 2- and 5-phosphorylated imidazoles and new imidazol-2-ylidenes featuring the PNCN unit. [electronic resource] - The Journal of organic chemistry Nov 2010 - 7141-5 p. digital Publication Type: Journal Article ISSN: 1520-6904 Standard No.: 10.1021/jo101177h doi Subjects--Topical Terms: Imidazolidines--chemistryNitrogen--chemistryPhosphorus--chemistryPhosphorylationSalts--chemistry