Zobrazeno 1 - 10
of 38
pro vyhledávání: '"N. Yu. Lisovenko"'
Publikováno v:
Russian Chemical Bulletin. 70:1408-1414
The reaction of 1-substituted 4,4,4-trichloromethylbutane-1,3-diones with o-phenylenediamine afforded 4-substituted 2-trichloromethyl-3H-1,5-benzodiazepines with antimicrobial and antinociceptive activities.
Publikováno v:
Russian Chemical Bulletin. 68:578-582
A simple method for the synthesis of 2-(5-substituted-4-(trichloroacetyl)-1H-pyrazole-3-carbonyloxy)benzoic acids was suggested based on a tandem reaction of 5-substituted 4-trichloroacetylfuran-2,3-diones and salicylic acid hydrazide.
Publikováno v:
Russian Journal of Organic Chemistry. 54:707-712
In reaction of trifluormethyl-containing 1,3-diketones with oxalyl chloride 5-substituted 4-(trifluoracetyl)furan-2,3-diones were synthesized, reaction of which with azomethines resulted in 4-substituted 5-hydroxy-5-(trifluormethyl)dihydrofuran-2,3-d
Publikováno v:
Russian Journal of Organic Chemistry. 52:1183-1187
Three-component synthesis from 5-aryl-4-(quinoxalin-2-yl)furan-2,3-diones, acetylenedicarboxylic acid dimethyl ester, and triphenylphosphine afforded methyl esters of 1,6-dioxaspiro[4.4]nona-3,7-diene-4-carboxylic and 4H-furo[3,2-c]pyran-3-carboxylic
Publikováno v:
Russian Journal of Organic Chemistry. 50:1783-1786
Reactions of 1-(3-R-adamantan-1-yl)-2-(triphenyl-λ-phosphanylidenehydrazono)ethanones with 4,5-disubstituted furan-2,3-diones gave 2-[2-(3-R-adamantan-1-yl)-5-acyl-2-oxoethylidenehydrazono]-4-Rfuran-3(2H)-ones. The diaza-Wittig reaction is very impo
Autor:
A. V. Dryahlov, N. Yu. Lisovenko
Publikováno v:
Chemistry of Heterocyclic Compounds. 50:1-6
We have developed a method for the synthesis of dimethyl 7-aryl-8-(3-arylquinoxalin-2-yl)-2-(R-imino)-9-oxo-1,6-dioxaspiro[4.4]nona-3,7-diene-3,4-dicarboxylates, based on a three-component reaction of 5-aryl-4-(quinoxalin-2-yl)furan-2,3-diones, 1-ada
Publikováno v:
Chemistry of Heterocyclic Compounds. 48:1357-1360
6-Aryl-5-quinoxalinyl-1,3-oxazin-4-ones were obtained by thermolysis of 5-aryl-4-quinoxalinylfuran-2,3-diones in the presence of tert-butylcyanamide, 4-morpholinecarbonitrile, and N-cyanobenzamide.
Publikováno v:
Pharmaceutical Chemistry Journal. 51:191-192
The analgesic and antimicrobial activity of 1-substituted 4,4,4-trichlorobutane-1,3-diones were studied.
Autor:
E. R. Nasibullina, N. Yu. Lisovenko, Aleksandr E. Rubtsov, A. A. Merkushev, Pavel A. Slepukhin
Publikováno v:
Russian Journal of Organic Chemistry. 50:759-761
Publikováno v:
Pharmaceutical Chemistry Journal. 47:593-595
Thermolysis of 5-aryl-4-quinoxalin-2-ylfuran-2,3-diones yielded 6-aryl-9-(3-aryl-2-quinoxalinyl)-7-aroyl-10-oxo-10H-pyrido[1,2-a]quinoxalin-8-yl arylates, alkaline hydrolysis of which produced 6-aryl-9-(3-aryl-2-quinoxalinyl)-7-aroyl-8-hydroxy-10H-py