4-Hydroxy-2-quinolones. 84. Synthesis of 5-R-5H-5,7a,12-Triazabenzo[a]anthracene-6,7-diones |
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| Authors: | I V Ukrainets L V Sidorenko O V Gorokhova |
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| Institution: | (1) National Pharmaceutical University, Kharkov, 61002, Ukraine |
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| Abstract: | 2-Aminopyridines react under thermolysis conditions with ethyl 1-R-4-chloro-2-oxoquinoline-3-carboxylates exclusively in the
imino form to give the corresponding 5-R-5H-5,7a,12-triazabenzoa]anthracene-6,7-diones and 4-(pyridyl-2-amino)-1-R-quinolin-2-ones.
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Translated from Khimiya Geterotsiklicheskikh Soedinenii, No. 7, pp. 1060–1070, July, 2005. |
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| Keywords: | azabenzoanthracene 2-aminopyridine 4-(pyridyl-2-amino)quinolin-2-one 3-carbethoxy-4-chloroquinolin-2-one |
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