Zobrazeno 1 - 10 of 333 pro vyhledávání: '"Ya. Tikhonov"'
1
Akademický článek
Intramolecular OHO Hydrogen Bonding in Dibenzoylmethane Enol: Raman Spectroscopic and Quantum Chemical Study
Autor: Boris A. Kolesov, Elena A. Pritchina, Aleksey Ya. Tikhonov
Publikováno v: Micro, Vol 3, Iss 1, Pp 107-117 (2023)
In the present work, the intramolecular O-H···O hydrogen bonding in 3-hydroxy-1,3-diphenylprop-2-en-1-one (keto-enol form of dibenzoylmethane, DBM) was investigated. For this purpose, the Raman spectra of polycrystalline samples of ordinary (H-DBM
Externí odkaz: https://doaj.org/article/4e0f90526e454279a4d2afa591852782
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2
Akademický článek
Spin Crossover and Thermochromism in Iron(II) Complexes with 2,6-Bis(1H-imidazol-2-yl)-4-methoxypyridine
Autor: Olga G. Shakirova, Irina A. Os’kina, Evgeniy V. Korotaev, Sergey A. Petrov, Natalia V. Kuratieva, Alexsei Ya. Tikhonov, Lyudmila G. Lavrenova
Publikováno v: International Journal of Molecular Sciences, Vol 24, Iss 12, p 9853 (2023)
New iron(II) complexes with 2,6-bis(1H-imidazol-2-yl)-4-methoxypyridine (L) of the composition [FeL2]An∙mH2O (A = SO42−, n = 1, m = 2 (I); A = ReO4−, n = 2, m = 1 (II); A = Br−, n = 2, m = 2 (III)) have been synthesized and investigated. To d
Externí odkaz: https://doaj.org/article/62626206fcab4048a2f18b3866b1b291
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3
Akademický článek
ESIPT-Capable 4-(2-Hydroxyphenyl)-2-(Pyridin-2-yl)-1H-Imidazoles with Single and Double Proton Transfer: Synthesis, Selective Reduction of the Imidazolic OH Group and Luminescence
Autor: Nikita A. Shekhovtsov, Elena B. Nikolaenkova, Alexey A. Ryadun, Denis G. Samsonenko, Alexsei Ya. Tikhonov, Mark B. Bushuev
Publikováno v: Molecules, Vol 28, Iss 4, p 1793 (2023)
1H-Imidazole derivatives establish one of the iconic classes of ESIPT-capable compounds (ESIPT = excited state intramolecular proton transfer). This work presents the synthesis of 1-hydroxy-4-(2-hydroxyphenyl)-5-methyl-2-(pyridin-2-yl)-1H-imidazole (
Externí odkaz: https://doaj.org/article/c2f4203456584a8c8144c4d7639290ce
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4
Akademický článek
Safety and Pharmacokinetics of the Substance of the Anti-Smallpox Drug NIOCH-14 after Oral Administration to Laboratory Animals
Autor: Larisa N. Shishkina, Oleg Yu. Mazurkov, Nikolai I. Bormotov, Maksim O. Skarnovich, Olga A. Serova, Natalia A. Mazurkova, Maria A. Skarnovich, Alexander A. Chernonosov, Boris A. Selivanov, Alexey Ya. Tikhonov, Svetlana G. Gamaley, Galina G. Shimina, Galina M. Sysoyeva, Oleg S. Taranov, Elena D. Danilenko, Alexander P. Agafonov, Rinat A. Maksyutov
Publikováno v: Viruses, Vol 15, Iss 1, p 205 (2023)
Background: Since most of the modern human population has no anti-smallpox immunity, it is extremely important to develop and implement effective drugs for the treatment of smallpox and other orthopoxvirus infections. The objective of this study is t
Externí odkaz: https://doaj.org/article/692f7e36a073467dab49b1dc7acb682f
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5
Akademický článek
High-Temperature Spin Crossover in Iron(II) Complexes with 2,6-Bis(1H-imidazol-2-yl)pyridine
Autor: Ludmila G. Lavrenova, Olga G. Shakirova, Evgeniy V. Korotaev, Svetlana V. Trubina, Alexsei Ya. Tikhonov, Irina A. Os’kina, Sergey A. Petrov, Konstantin Yu. Zhizhin, Nikolay T. Kuznetsov
Publikováno v: Molecules, Vol 27, Iss 16, p 5093 (2022)
Novel iron(II) coordination compounds containing a ligand 2,6-bis(1H-imidazol-2-yl)pyridine (L), having such a composition as [FeL2]SO4·0.5H2O, [FeL2]Br2·H2O, [FeL2](ReO4)2, [FeL2]B10H10∙H2O, [FeL2]B12H12∙1.5H2O had been synthesized and studied
Externí odkaz: https://doaj.org/article/d8b429f86d9146769b94f1a1a3d8b919
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7
Spin Crossover and Thermochromism in Iron(II) Complexes with 2,6-Bis(1H-imidazol-2-yl)-4-methoxypyridine
Autor: Lavrenova, Olga G. Shakirova, Irina A. Os’kina, Evgeniy V. Korotaev, Sergey A. Petrov, Natalia V. Kuratieva, Alexsei Ya. Tikhonov, Lyudmila G.
Publikováno v: International Journal of Molecular Sciences; Volume 24; Issue 12; Pages: 9853
New iron(II) complexes with 2,6-bis(1H-imidazol-2-yl)-4-methoxypyridine (L) of the composition [FeL2]An∙mH2O (A = SO42−, n = 1, m = 2 (I); A = ReO4−, n = 2, m = 1 (II); A = Br−, n = 2, m = 2 (III)) have been synthesized and investigated. To d
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=multidiscipl::2f9e1600c5668c4b0d59f53cd629247c
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8
Study of Spin-Crossover in Iron(II) Complexes with 2,6-Bis(4,5-Dimethyl-1H-Imidazol-2-yl)Pyridine and closo-Borate Anions
Autor: A. D. Ivanova, L. G. Lavrenova, E. V. Korotaev, S. V. Trubina, A. Ya. Tikhonov, V. V. Kriventsov, S. A. Petrov, K. Yu. Zhizhin, N. T. Kuznetsov
Publikováno v: Russian Journal of Inorganic Chemistry. 67:1158-1168
Abstract New iron(II) coordination compounds with 2,6-bis(4,5-dimethyl-1H-imidazol-2-yl)pyridine (L) and closo-borate(2–) anions [FeL2]B10H10⋅2H2O and [FeL2]B12H12⋅H2O have been synthesized. The compounds have been identified and studied by CHN
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b430e0f30218e8612d6dd8d010a1d27
https://doi.org/10.1134/s0036023622080174
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9
Akademický článek
Stable Bicyclic Functionalized Nitroxides: The Synthesis of Derivatives of Aza-nortropinone–5-Methyl-3-oxo-6,8-diazabicyclo[3.2.1]-6-octene 8-oxyls
Autor: Larisa N. Grigor’eva, Alexsei Ya. Tikhonov, Konstantin A. Lomanovich, Dmitrii G. Mazhukin
Publikováno v: Molecules, Vol 26, Iss 10, p 3050 (2021)
In recent decades, bicyclic nitroxyl radicals have caught chemists’ attention as selective catalysts for the oxidation of alcohols and amines and as additives and mediators in directed C-H oxidative transformations. In this regard, the design and d
Externí odkaz: https://doaj.org/article/3e98be63ebbc45e3ace40bf0518112b6
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