Connor, David T.; Young, Patricia A.; Strandtmann, Maximilian von, Journal of Heterocyclic Chemistry, 1981, vol. 18, p. 697 - 702
作者:Connor, David T.、Young, Patricia A.、Strandtmann, Maximilian von
DOI:——
日期:——
CONNOR, D. T.;YOUNG, P. A.;STRANDTMANN, M., J. HETEROCYCL. CHEM., 1981, 18, N 4, 697-702
作者:CONNOR, D. T.、YOUNG, P. A.、STRANDTMANN, M.
DOI:——
日期:——
Syntheses of some new coumarin-quinolone carboxylic acids
作者:Mladen Trkovnik、Zrinka Ivezić
DOI:10.1002/jhet.5570370123
日期:2000.1
ethoxymethylenemalonate to give intermediates 11-18. Thermal cyclizations of intermediates give benzopyranopyridinecarboxylates 19-26. These esters were hydrolyzed to the corresponding benzopyranopyridine carboxylic acids 27-34.