Zobrazeno 1 - 10
of 44
pro vyhledávání: '"Valentyn A. Chebanov"'
Autor:
Alexander V. Tsygankov, Vladyslav O. Vereshchak, Tetiana O. Savluk, Serhiy M. Desenko, Valeriia V. Ananieva, Oleksandr V. Buravov, Yana I. Sakhno, Svitlana V. Shishkina, Valentyn A. Chebanov
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 20, Iss 1, Pp 1773-1784 (2024)
By one-pot four- and three-component Ugi reactions involving convertible isocyanides and unexplored pyrrole-containing β-chlorovinylaldehyde, a small library of 20 bisamides with unusual behavior in post-Ugi transformations was prepared and characte
Externí odkaz:
https://doaj.org/article/c87805b4505340978329371bae41d434
Autor:
George V. Fedorenko, Oleksandr I. Zbruyev, Anna V. Pavlishchuk, Lyudmila P. Oleksenko, Sergiu G. Shova, Valentyn A. Chebanov, Vitaly V. Pavlishchuk
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 7, Pp 789-794 (2024)
A new mononuclear complex, pentaaqua(cucurbit[6]uril-κ2O,O′)(nitrato-κ2O,O′)praseodymium(III) dinitrate 9.56-hydrate, [Pr(NO3)(CB6)(H2O)5](NO3)2·9.56H2O (1), was obtained as outcome of the hydrothermal reaction between the macrocyclic ligand c
Externí odkaz:
https://doaj.org/article/6033d46fa28c40e3bb2539c53d69c3ff
Autor:
Oleksandr V. Kolomiiets, Alexander V. Tsygankov, Maryna N. Kornet, Aleksander A. Brazhko, Vladimir I. Musatov, Valentyn A. Chebanov
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 19, Iss 1, Pp 727-735 (2023)
Peptidomimetics with a substituted imidazo[1,2-a]pyridine fragment were synthesized by a tandem of Groebke–Blackburn–Bienaymé and Ugi reactions. The target products contain substituted imidazo[1,2-a]pyridine and peptidomimetic moieties as pharma
Externí odkaz:
https://doaj.org/article/2af8a0610bc646e48907d701321738bc
Autor:
Mariia O. Shyshkina, Yana I. Sakhno, Oleksandr V. Radchenko, Svitlana V. Shishkina, Sergey M. Desenko, Valentyn A. Chebanov
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1208-1212 (2021)
The title compound, C36H37ClN4O7·CH3OH, which crystallizes as a methanol solvate, may possess biological activity, which is inherent for a natural peptide or protein. In the crystal, molecules of the title compound form hydrogen-bonded tetramers wit
Externí odkaz:
https://doaj.org/article/23258d9fd45b4115bbd1dcbab2105c93
Autor:
Mariia O. Shyshkina, Svitlana V Shishkina, Konstantin S. Ostras, Nikolay Yu. Gorobets, Valentyn A. Chebanov, Sergey M. Desenko
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 12, Pp 1323-1326 (2021)
The title complex, systematic name catena-poly[[[acetatochloridozinc(II)]-μ-(5R,6R,7S)-5-(furan-2-yl)-7-phenyl-4,5,6,7-tetrahydro[1,2,4]triazolo[1,5-a]pyrimidin-6-amine] monohydrate], {[Zn(C2H3O2)Cl(C15H15N5O)]·H2O}n, is the first coordination comp
Externí odkaz:
https://doaj.org/article/18ac8c5cada442c8985e1a8d419a891f
Autor:
Maryna O. Mazur, Oleksii S. Zhelavskyi, Eugene M. Zviagin, Svitlana V. Shishkina, Vladimir I. Musatov, Maksim A. Kolosov, Elena H. Shvets, Anna Yu. Andryushchenko, Valentyn A. Chebanov
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 17, Iss 1, Pp 678-687 (2021)
A novel catalyst-free synthetic approach to 1,2,3-triazolobenzodiazepinones has been developed and optimized. The Ugi reaction of 2-azidobenzaldehyde, various amines, isocyanides, and acids followed by microwave-assisted intramolecular azide–alkyne
Externí odkaz:
https://doaj.org/article/59217fe4b3e0489683bbdfd7e04b0930
Autor:
Yana I. Sakhno, Maryna V. Murlykina, Oleksandr I. Zbruyev, Anton V. Kozyryev, Svetlana V. Shishkina, Dmytro Sysoiev, Vladimir I. Musatov, Sergey M. Desenko, Valentyn A. Chebanov
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 16, Iss 1, Pp 281-289 (2020)
Four-component reactions of 3-amino-1,2,4-triazole or 5-amino-1H-pyrazole-4-carbonitrile with aromatic aldehydes and pyruvic acid or its esters under ultrasonication were studied. Unusual for such a reaction type, a cascade of elementary stages led t
Externí odkaz:
https://doaj.org/article/09ac7f47a3614f6892f642689c0b3c0b
Autor:
Irina G. Tkachenko, Sergey A. Komykhov, Vladimir I. Musatov, Svitlana V. Shishkina, Viktoriya V. Dyakonenko, Vladimir N. Shvets, Mikhail V. Diachkov, Valentyn A. Chebanov, Sergey M. Desenko
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 15, Iss 1, Pp 2390-2397 (2019)
The three-component reaction of 5-aminotetrazole with aliphatic aldehydes (formaldehyde, acetaldehyde) and acetoacetic ester derivatives in water under microwave irradiation leads to the selective formation of 4,7-dihydrotetrazolo[1,5-a]pyrimidine de
Externí odkaz:
https://doaj.org/article/736a8ddd5c4a4af592fa14117af41831
Autor:
Maryna V. Murlykina, Oleksandr V. Kolomiets, Maryna M. Kornet, Yana I. Sakhno, Sergey M. Desenko, Victoriya V. Dyakonenko, Svetlana V. Shishkina, Oleksandr A. Brazhko, Vladimir I. Musatov, Alexander V. Tsygankov, Erik V. Van der Eycken, Valentyn A. Chebanov
Publikováno v:
Beilstein Journal of Organic Chemistry, Vol 15, Iss 1, Pp 1281-1288 (2019)
Substituted 1H-pyrazolo[3,4-b]pyridine-4- and 1H-pyrazolo[3,4-b]pyridine-6-carboxamides have been synthetized through a Doebner–Ugi multicomponent reaction sequence in a convergent and versatile manner using diversity generation strategies: combina
Externí odkaz:
https://doaj.org/article/3a24c20c8f48455694968620fa65fe59
Autor:
Maryna V. Murlykina, Alisa D. Morozova, Ievgen M. Zviagin, Yana I. Sakhno, Sergey M. Desenko, Valentyn A. Chebanov
Publikováno v:
Frontiers in Chemistry, Vol 6 (2018)
The comprehensive review contains the analysis of literature data concerning reactions of heterocyclization of aminoazoles and demonstrates the application of these types of transformations in diversity-oriented synthesis. The review is oriented to w
Externí odkaz:
https://doaj.org/article/e23dbda9e05d406cbd298bf1041b9064