Zobrazeno 1 - 10
of 75
pro vyhledávání: '"LENDEL, V. G."'
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 2, № 44 (2020); 51-57
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 51-57
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 51-57
It is known from the literature, that organic tellurium compounds have valuable biological properties. One example of such type of compounds is organic ditellurides. There are also known the usage of ditellurides as initiators in the synthesis of pol
Autor:
Sabo, T., Zapototskyi, M. A., Kut, D., Kut, M. M., Onysko, M. Yu., Balog, I. M., Lendel, V. G.
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 2, № 44 (2020); 62-68
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 62-68
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 62-68
Quinoline and its derivatives represent the important class of nitrogen-containing heterocycles, which are useful intermediates in organic synthesis and exhibit a wide range of biological activity. In addition, the quinoline nucleus is a part of natu
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 2, № 44 (2020); 69-76
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 69-76
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 69-76
The elaboration of easy and affordable highly selective methods for the synthesis of thieno[2,3-d]pyrimidine derivatives, which operate on none toxic reagents and energy-saving techniques, is an urgent task of organic chemistry. Among the large numbe
Autor:
Povidaichyk, М. V., Onysko, M. Yu., Mykhaylychenko, S. S., Shermolovich, Yu. G., Lendel, V. G.
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 2, № 44 (2020); 58-61
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 58-61
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 58-61
Carboxylic acid amides are convenient reagents for organic synthesis, and are promising building blocks for obtaining a large number of acyclic and heterocyclic compounds.Among the various aliphatic, aromatic and heterocyclic amides, fluorine-contain
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 2, № 44 (2020); 77-83
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 77-83
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 2, № 44 (2020); 77-83
Chemistry of 1,2,4-triazole-3-thione derivatives is an area of active scientific investigations today. This is primarily due to the practical value of such compounds It is well known that due to their biological activity, 1,2,4-triazole-3-thione deri
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 1, № 43 (2020); 40-45
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 1, № 43 (2020); 40-45
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 1, № 43 (2020); 40-45
Aryltellurium trihalides are used as reagents for electrophilic cyclization of alkenyl and alkynyl substances with an additional O-nucleophilic center, the products of cyclization exhibit high biological activity. On the other hand, the information o
Publikováno v:
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 1, № 43 (2020); 53-60
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 1, № 43 (2020); 53-60
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 1, № 43 (2020); 53-60
The work is devoted to the theoretical study of the effect of the introduction of mercapto and amino groups on the aromaticity of 1,2,4-triazole cycle. Aromaticity is one of the key concepts in modern organic chemistry, and the question of the aromat
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Akademický článek
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Publikováno v:
Scientific Bulletin of the Uzhhorod University. Series «Chemistry»; Том 41, № 1 (2019); 90-93
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 41, № 1 (2019); 90-93
Науковий вісник Ужгородського університету. Серія "Хімія"; Том 41, № 1 (2019); 90-93
Condensed derivatives of pyrazolo[3,4-d]pyrimidine attract attention as promising antibacterial drugs, kinase inhibitors, xanthine oxidase, and also have fungicidal and cytotoxic properties. The structural fragment of pyrazolopyrimidine is widely use