4-Hydroxy-2-quinolones 119. Reaction of ethyl 1-R-4-chloro-2-oxo-1,2-dihydroquinoline-3-carboxylate with malononitrile |
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| Authors: | I V Ukrainets N L Bereznyakova V A Parshikov S V Shishkina |
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| Institution: | (1) National University of Pharmacy, Kharkiv, 61002, Ukraine;(2) NTC Institute for Single Crystals, National Academy of Sciences, Kharkov, 61001 |
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| Abstract: | In acid medium ethyl 1-R-4-dicyanomethyl-2-oxo-1,2-dihydroquinoline-3-carboxylates are hydrated in the ketenimine tautomer
form exclusively to the corresponding quinolylcyanoacetamides.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 6, pp. 856–863, June, 2007. |
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| Keywords: | malononitrile 4-chloro-3-ethoxycarbonylquinolin-2-one cyanoacetamide hydrolysis X-ray analysis |
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