Synthesis of 4,6-disubstituted 2-thioxo-1,2-dihydropyridine-3-carbonitriles by the reaction of acetylenic ketones with cyanothioacetamide
The reaction of acetylenic ketones with cyanothioacetamide in the presence of morpholine yields 4,6-disubstituted 2-thioxo-1,2-dihydropyridine-3-carbonitriles. Structure of the obtained compounds was proved using 2D NMR spectroscopy, as well as transformations into 3-aminothieno[2,3-b]pyridine-2-car...
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| 总结: | The reaction of acetylenic ketones with cyanothioacetamide in the presence of morpholine yields 4,6-disubstituted 2-thioxo-1,2-dihydropyridine-3-carbonitriles. Structure of the obtained compounds was proved using 2D NMR spectroscopy, as well as transformations into 3-aminothieno[2,3-b]pyridine-2-carboxamide derivatives |
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