Improved synthesis of N-substituted 2,3-pyridinedicarboximides with microwave irradiation
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Blanco, MM
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Univ Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, ArgentinaUniv Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, Argentina
Blanco, MM
[1
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Levin, GJ
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Univ Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, ArgentinaUniv Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, Argentina
Levin, GJ
[1
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Schapira, CB
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Univ Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, ArgentinaUniv Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, Argentina
Schapira, CB
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Perillo, IA
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Univ Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, ArgentinaUniv Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, Argentina
Perillo, IA
[1
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[1] Univ Buenos Aires, Fac Farm & Bioquim, Dept Organ Chem, RA-1113 Buenos Aires, DF, Argentina
The microwave-induced synthesis of N-substituted 2,3-pyridinedicarboximides (1) by means of two different approaches is presented. One involves direct N-alkylation of quinolinimide (2) (Method A) and the other, dehydrative condensation of quinolinic anhydride (4) and amines (Method B). Reactions resulted highly accelerated, with improved yields in relation to those obtained by conventional heating. The scope and limitations of each method and its variants are discussed.