4-HYDROXYQUINOLONES-2. 247. 4-HYDROXY-2-OXO-1,2-DIHYDROQUINOLINE OR 4-HYDROXY-2,2-DIOXO-1<i>Н</i>-2λ6,1-BENZOTHIAZINE?
DOI:
https://doi.org/10.1007/1830Keywords:
4-гидрокси-2, 2-диоксо-1Н-2λ6, 1-бензотиазины, 4-гидрокси-2-оксо-1, 2-дигидрохинолины, гетероциклизацияAbstract
Methyl 2-{[(2-{methyl[2-(methoxycarbonyl)phenyl]amino}-2‑oxoethyl)sulfonyl](methyl)amino}benzoate cyclized in the presence of bases giving exclusively 2‑substituted anilides of 4-hydroxy-1-methyl-2-oxo-1,2-dihydroquinoline-3-sulfonic acid, regardless of the strength of the base used.
How to Cite
Ukrainets, I. V.; Petrushova, L. A., Davidenko, A. A.; Grinevich, L. A. Chem. Heterocycl. Compd. 2015, 50, 1444. [Khim. Geterotsikl. Soedin. 2014, 1569.]
For this article in the English edition see DOI 10.1007/s10593-014-1608-y