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کلیدواژهها
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Hantzsch synthesis, 1,4-dihydroyridines, solvent-free conditions, green conditions, ammonium salts, ethyl 1,4-
dihydro-2,6-dimethylpyridine-3,5-dicarboxylate.
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چکیده
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Abstract: A mixture of ethyl acetoacetate and various aldehydes in the presence of ammonium salts was
converted to Hantzsch ethyl 1,4-dihydro-2,6-dimethylpyridine-3,5-dicarboxylates under mild and green
conditions with good to excellent yields.
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