Zobrazeno 1 - 10 of 67 pro vyhledávání: '"Yuri A, Ustynyuk"'
1
Akademický článek
Influence of Diluent on Extraction Parameters of Systems for Separation Am(III) and Ln(III) Based on 1,10-Phenanthroline-2,9-Diamide
Autor: Mikhail A. Gerasimov, Petr I. Matveev, Mariia V. Evsiunina, Enni. K. Khult, Paulina Kalle, Valentine S. Petrov, Pavel S. Lemport, Vladimir G. Petrov, Galina V. Kostikova, Yuri A. Ustynyuk, Valentine G. Nenajdenko
Publikováno v: Molecules, Vol 29, Iss 15, p 3548 (2024)
A systematic study of extraction systems for the separation of f-elements using the tetradentate N,O-donor diamide of 1,10-phenanthroline-2,9-dicarboxylic acid (L) in various molecular and ionic solvents was performed. It was demonstrated that the na
Externí odkaz: https://doaj.org/article/19a34f9b200f445f9a13d7e7d4dfa7b1
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2
Akademický článek
First 24-Membered Macrocyclic 1,10-Phenanthroline-2,9-Diamides—An Efficient Switch from Acidic to Alkaline Extraction of f-Elements
Autor: Pavel S. Lemport, Valentine S. Petrov, Petr I. Matveev, Uliana M. Leksina, Vitaly A. Roznyatovsky, Igor P. Gloriozov, Alexandr V. Yatsenko, Viktor A. Tafeenko, Pavel V. Dorovatovskii, Viktor N. Khrustalev, Gleb S. Budylin, Evgeny A. Shirshin, Vitaliy Yu. Markov, Alexey A. Goryunkov, Vladimir G. Petrov, Yuri A. Ustynyuk, Valentine G. Nenajdenko
Publikováno v: International Journal of Molecular Sciences, Vol 24, Iss 12, p 10261 (2023)
A reaction of acyl chlorides derived from 1,10-phenanthroline-2,9-dicarboxylic acids with piperazine allows the preparation of the corresponding 24-membered macrocycles in good yield. The structural and spectral properties of these new macrocyclic li
Externí odkaz: https://doaj.org/article/1e6b8200d4bc408eb8e327a7a6c30a94
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3
Akademický článek
Pyrrolidine-Derived Phenanthroline Diamides: An Influence of Fluorine Atoms on the Coordination of Lu(III) and Some Other f-Elements and Their Solvent Extraction
Autor: Nane A. Avagyan, Pavel S. Lemport, Mariia V. Evsiunina, Petr I. Matveev, Svetlana A. Aksenova, Yulia V. Nelyubina, Alexandr V. Yatsenko, Viktor A. Tafeenko, Vladimir G. Petrov, Yuri A. Ustynyuk, Xihe Bi, Valentine G. Nenajdenko
Publikováno v: International Journal of Molecular Sciences, Vol 24, Iss 6, p 5569 (2023)
Three pyrrolidine-derived phenanthroline diamides were studied as ligands for lutetium trinitrate. The structural features of the complexes have been studied using various spectral methods and X-ray. The presence of halogen atoms in the structure of
Externí odkaz: https://doaj.org/article/097434a9004e4d4d97e2cb55489403a0
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4
Akademický článek
A Promising 1,3,5-Triazine-Based Anion Exchanger for Perrhenate Binding: Crystal Structures of Its Chloride, Nitrate and Perrhenate Salts
Autor: Valery N. Zakharov, Pavel S. Lemport, Vladimir V. Chernyshev, Victor A. Tafeenko, Alexandr V. Yatsenko, Yuri A. Ustynyuk, Sergey F. Dunaev, Valentine G. Nenajdenko, Leonid A. Aslanov
Publikováno v: Molecules, Vol 28, Iss 4, p 1941 (2023)
The reaction of pyridine with cyanuric chloride was studied under microwave activation as well as in the presence of silver nitrate. The product of hydrolysis containing two pyridinium rings and chloride anion was isolated. The structures of these an
Externí odkaz: https://doaj.org/article/9c1189511ec84778815e01a93a1a6a98
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5
Akademický článek
Competing Routes in the Extraction of Lanthanide Nitrates by 1,10-Phenanthroline-2,9-diamides: An Impact of Structure of Complexes on the Extraction
Autor: Yuri A. Ustynyuk, Nelly I. Zhokhova, Igor P. Gloriozov, Petr I. Matveev, Mariia V. Evsiunina, Pavel S. Lemport, Anton S. Pozdeev, Vladimir G. Petrov, Alexandr V. Yatsenko, Viktor A. Tafeenko, Valentine G. Nenajdenko
Publikováno v: International Journal of Molecular Sciences, Vol 23, Iss 24, p 15538 (2022)
The fact of the fracture of the extraction curve of lanthanides by 1,10-phenanthroline-2,9-diamides is explained in terms of the structure of complexes, solvent extraction data and quantum chemical calculations. The solvent extraction proceeds in two
Externí odkaz: https://doaj.org/article/80abeb5a9c3747279233848e3bf2ec82
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6
Akademický článek
First Example of Fluorinated Phenanthroline Diamides: Synthesis, Structural Study, and Complexation with Lanthanoids
Autor: Nane A. Avagyan, Pavel S. Lemport, Konstantin A. Lysenko, Alexey O. Gudovannyy, Vitaly A. Roznyatovsky, Valentine S. Petrov, Mikhail F. Vokuev, Yuri A. Ustynyuk, Valentine G. Nenajdenko
Publikováno v: Molecules, Vol 27, Iss 15, p 4705 (2022)
An efficient approach to the synthesis of diamides of 4,7-difluoro-1,10-phenanthroline-2,9-dicarboxylic acid was elaborated. Direct nucleophilic substitution with 4,7-dichloro-1,10-phenanthroline precursors opened access to difluoro derivatives in hi
Externí odkaz: https://doaj.org/article/89725eebc28440a6909631ad512d5836
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7
Akademický článek
First Trifluoromethylated Phenanthrolinediamides: Synthesis, Structure, Stereodynamics and Complexation with Ln(III)
Autor: Yuri A. Ustynyuk, Pavel S. Lemport, Vitaly A. Roznyatovsky, Konstantin A. Lyssenko, Alexey O. Gudovannyy, Petr I. Matveev, Ennie K. Khult, Mariia V. Evsiunina, Vladimir G. Petrov, Igor P. Gloriozov, Anton S. Pozdeev, Valentine S. Petrov, Nane A. Avagyan, Alexander S. Aldoshin, Stepan N. Kalmykov, Valentine G. Nenajdenko
Publikováno v: Molecules, Vol 27, Iss 10, p 3114 (2022)
The first examples of 1,10-phenanthroline-2,9-diamides bearing CF3-groups on the side amide substituents were synthesized. Due to stereoisomerism and amide rotation, such complexes have complicated behavior in solutions. Using advanced NMR techniques
Externí odkaz: https://doaj.org/article/3b822f8b91454c2a9f538be70099715d
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8
First 24-Membered Macrocyclic 1,10-Phenanthroline-2,9-Diamides—An Efficient Switch from Acidic to Alkaline Extraction of f-Elements
Autor: Nenajdenko, Pavel S. Lemport, Valentine S. Petrov, Petr I. Matveev, Uliana M. Leksina, Vitaly A. Roznyatovsky, Igor P. Gloriozov, Alexandr V. Yatsenko, Viktor A. Tafeenko, Pavel V. Dorovatovskii, Viktor N. Khrustalev, Gleb S. Budylin, Evgeny A. Shirshin, Vitaliy Yu. Markov, Alexey A. Goryunkov, Vladimir G. Petrov, Yuri A. Ustynyuk, Valentine G.
Publikováno v: International Journal of Molecular Sciences; Volume 24; Issue 12; Pages: 10261
A reaction of acyl chlorides derived from 1,10-phenanthroline-2,9-dicarboxylic acids with piperazine allows the preparation of the corresponding 24-membered macrocycles in good yield. The structural and spectral properties of these new macrocyclic li
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=multidiscipl::1362196ab639e8608db3ece12c1d1cd3
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