4-HYDROXY-2-QUINOLONES. 84. SYNTHESIS OF 5-R-5H-5,7a,12-TRIAZABENZO[<i.a</i>]ANTHRACENE-6,7-DIONES
DOI:
https://doi.org/10.1007/8254Keywords:
azabenzoanthracene, 2-aminopyridine, 4-(pyridyl-2-amino)quinolin-2-one, 3-carbethoxy-4-chloroquinolin-2-oneAbstract
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-triazabenzo[a]anthracene-6,7-diones and 4-(pyridyl-2-amino)-1-R-quinolin-2-ones.
How to Cite
Ukrainets, I. V.; Sidorenko, L. V.; Gorokhova, O. V. Chem. Heterocycl. Compd. 2005, 41, 896. [Khim. Geterotsikl. Soedin. 2005, 1060.]
For this article in the English edition, see DOI 10.1007/s10593-005-0245-x