%0 Journal Article %A García Martínez, Antonio %A Herrera Fernández, Antonio %A Moreno Jiménez, Florencio %A Muñoz Martínez, Pablo J. %A Alonso Martín, Cristina %A Subramanian, Laksminarayanapuran R. %T New procedures for the synthesis of heterocyclic substituted and 2,4-difunctionalized pyrimidines %D 1996 %@ 0040-4020 %U https://hdl.handle.net/20.500.14352/58170 %X N-Tosyl-2- and -3-acetylpyrrols 1 or N-tosyl-2-pyrrolidone 5 were condensed with cyano compounds in the presence of triflic anhydride (Tf2O) to yield heteroarylpyrimidines. 2,4 Difunctionalized pyrimidines were obtained by reaction of the corresponding 2,4-bis(methylsulfonyl)pyrimidines with nucleophiles. %~