Zobrazeno 1 - 2
of 2
pro vyhledávání: '"I. N. Chernenok"'
Publikováno v:
Chemistry of Heterocyclic Compounds. 49:1323-1330
The ethyl ester of 7-hydroxy-5-oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-6-carboxylic acid reaction with bromine in anhydrous acetic acid producing a mixture of the 9-bromo-substituted product and 6-ethoxycarbonyl-5,7-dihydroxy-2,3-dihydro-1H-p
Publikováno v:
Chemistry of Heterocyclic Compounds. 48:1665-1669
Treatment of ethyl 7-hydroxy-5-oxo-2,3-dihydro-1H,5H-pyrido[3,2,1-ij]quinoline-6-carboxylate with bromine in aqueous acetic acid solution gave not only the expected ethyl 2-bromo-1,3-dioxo-2,3,6,7-tetrahydro-1H,5H-pyrido[3,2,1-ij]quinoline-2-carboxyl