Synthesis of 5H-1, 2-dihydro-2, 5-dioxochromeno [2,3-b] pyridines |
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| Authors: | Sh. M. Glozman V. A. Zagorevskii L. A. Zhmurenko |
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| Affiliation: | (1) Institute of Pharmacology and Chemotherapy, Academy of Sciences of the USSR, Moscow |
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| Abstract: | ![]()
Some representative 5H-1,2-dihydro-2,5-dioxochromeno[2,3-b]pyridines have been prepared by condensation of 2-isocyanatochromone (obtained by Curtius rearrangement of the azide of chromone-2-carboxylic acid) with enamines, followed by cyclization.Translated from Khimiya Geterotsiklicheskikh Soedinenii, Vol. 6, No. 5, pp. 588–589, May, 1970. |
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