2007. - V. 21. - N 6(74). - P. 85-87
None None, None None, None None,
2-Methyl-3-(ethoxyoxomethyl)-4-aminoindole-6-carboxylic acid and its methyl ester as well as 2-methyl-3-(ethoxyoxomethyl)-indole-6-caroxylic acid were prepared by replacing chlorine atom in 4-chloro-3,5-dinitrobenzoic acid and 4-chloro-3-nitrobenzoic acid with an acetoacetic ester moiety followed by reducing intermediates thus formed.
First page of the article: