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 Найдено в других БД:Каталог книг и продолжающихся изданий (2)Каталог препринтов УрО РАН (1975 г. - ) (1)Труды сотрудников Института химии твердого тела УрО РАН (3)Публикации Черешнева В.А. (2)Публикации Чарушина В.Н. (11)
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Общее количество найденных документов : 34
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 1-10    11-20   21-30   31-34 
1.
Инвентарный номер: нет.
   
   F 70


   
    Fluorine-containing pyrazoles and their condensed derivatives: Synthesis and biological activity [Electronic resource] / G. N. Lipunova, E. V. Nosova, V. N. Charushin, O. N. Chupakhin // Journal of Fluorine Chemistry. - 2015. - Vol. 175. - С. 84-109. - Bibliogr. : p. 108-109 (119 ref.)
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
HETEROCYCLIC-COMPOUNDS -- NUCLEOPHILES -- IDENTIFICATION
Аннотация: In the frames of this review article the recently obtained data on new synthetic approaches to fluorinated pyrazoles and their condensed analogs, as well as their biological activities have been analyzed.

\\\\expert2\\nbo\\Journal of Fluorine Chemistry\\2015,V.175, p.84-109.pdf
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2.
Инвентарный номер: нет.
   
   F 70


   
    Fluorinated analogs of drugs based on salicylates / E. V. Shchegol'kov, I. V. Shchur, Ya. V. Burgart, V. I. Saloutin, O. P. Krasnykh, L. N. Markova, G. N. Seliverstov // X German-Russian-Ukrainian Symposium on Fluorine Chemistry. - Berlin, 2014. - P. 15
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
SALICYLATES -- DRUGS -- FLUORINATED ANALOGS

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3.
Инвентарный номер: нет.
   
   D 62


   
    Direct Modification of Quercetin by 6-Nitroazolo[1,5-a]Pyrimidines [Electronic resource] / E. B. Gorbunov, G. L. Rusinov, E. N. Ulomskii, O. S. Eltsov, V. L. Rusinov, V. G. Kartsev, V. N. Charushin, I. A. Khalymbadzha, O. N. Chupakhin // Chemistry of Natural Compounds. - 2016. - Vol. 52, № 4. - С. 708-710
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
DERIVATIVES -- INHIBITORS -- ANALOGS

\\\\expert2\\NBO\\Chemistry of Heterocyclic Compounds\\2016, v.52, N 4, p. 708-710.pdf
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4.
Инвентарный номер: нет.
   
   E 97


   
    Exchange Interactions in Cobalt(II) and Nickel(II) Complexes Containing M-4(mu(3)-OH)(2) Metal Cores with Distorted Rhombic Topology [Electronic resource] / A. Golberg, G. G. Aleksandrov, A. S. Bogomyakov, M. A. Kiskin, S. V. Kolotilov, I. A. Utepova, A. A. Sidorov, O. N. Chupakhin, I. L. Eremenko // Theoretical and Experimental Chemistry . - 2015. - Vol. 50, № 6. - С. 364-370. - Bibliogr. : p. 369-370 (21 ref.)
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
PENTANUCLEAR COMPLEX -- COBALT(II) -- TETRANUCLEAR COMPLEX
Аннотация: Antiferromagnetic interactions between the Co2+ or Ni2+ ions were found in complexes [(mu(3) aEuroaEuro parts per thousand L)(2)Co (5) (II) (mu aEuroaEuro parts per thousand OH)(2)(Piv)(7)(NO3)] and [(mu(3) aEuroaEuro parts per thousand L)(2)(HPiv)Ni (4) (II) (mu(3) aEuroaEuro parts per thousand OH)(2)(Piv)(4)(NO3)(2)] (Piv(-) = pivalic acid anion, L = 1,1'-dipyridazinylferrocene) possessing a metal core with distorted rhombic topology M-4(mu(3)-OH)(2). In contrast to the case of symmetrical analogs, the signs of all the exchange interaction parameters J were determined unambiguously.

\\\\expert2\\nbo\\Theoretical and Experimental Chemistry\\2015, V.50, № 6, p.364-370.pdf
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5.
Инвентарный номер: нет.
   
   A 10


   
    A convenient approach to 4,7-dihydrotetrazolo [5,1-c ][1,2,4]triazine synthesis [Electronic resource] / E. V. Shchegol'kov, A. E. Ivanova, Ya. V. Burgart, V. I. Saloutin // Journal of Heterocyclic Chemistry. - 2013. - Vol.50. - PE80-E86
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
TRIAZINE SYNTHESIS -- 1,3-DICARBONYL -- ISOMERISM
Аннотация: Azo coupling of 1,3-dicarbonyl compounds with tetrazolyl-5-diazonium chloride is used to develop a convenient one-step procedure for the synthesis of 4,7-dihydrotetrazolo[5,1-c][1,2,4]triazines. In contrast to nonfluorinated analogs, 7-hydroxy-7-polyfluoroalkyl-4,7-dihydrotetrazolo[5,1-c][1,2,4]triazines undergo a ring-chain isomerism resulting from the cleavage at the C7 - N7a bond. A distinctive feature of nonfluorinated 4,7-dihydrotetrazolo[5,1-c][1,2,4] triazines is the possibility to dehydration, which is accompanied by an azide rearrangement due to the tetrazole ring cleavage with the formation of tetrazolo[1,5-b][1,2,4]triazines

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6.
Инвентарный номер: нет.
   
   F 33


   
    Features of the reaction of 3(5)-methyl-5(3)-trifluoromethylpyrazole with chloroform. Synthesis and structure of fluorinated analogs of tris(pyrazol-1-yl)methane / N. S. Boltacheva, P. A. Slepukhin, M. G. Pervova, M. A. Samorukova, L. G. Lavrenova, V. I. Filyakova, V. N. Charushin // Russian Journal of General Chemistry. - 2012. - Vol.82, №8. - С. 1444-1450
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
CHLOROFORM -- TRIFLUOROMETHYLPYRAZOLE -- TRIS(PYRAZOL-1-YL)METHANE
Аннотация: Reaction of 3(5)-methyl-5(3)-trifluoromethylpyrazole (I) with chloroform leads to a complex mixture of compounds. The main components are {bis[(5-methyl-3-trifluoromethyl)pyrazol-1-yl](3-methyl-5-trifluoromethyl)pyrazol-1-yl}methane, bis{[(3-methyl-5-trifluoromethyl)pyrazol-1-yl](5-methyl-3-trifluoromethyl)-pyrazol-1-yl}methane, and tris[(3-methyl-5-trifluoro-methyl)pyrazol-1-yl]methane. The structure of isomeric substances was proved by XRD method

\\\\Expert2\\nbo\\Russian Journal of General Chemistry\\2012, V. 82, N 8, p. 1444–1450.pdf
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7.
Инвентарный номер: нет.
   
   F 70


   
    Fluorinated 2-amino-5-phenyl-1,3,4-thiadiazines: synthesis and structures [Electronic resource] / E. V. Shchegol'kov, Ya. V. Burgart, V. I. Saloutin, O. N. Chupakhin // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 2013. - Vol.62, №1. - С. 220-222
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
THIADIAZINES -- TAUTOMERIC STRUCTURES -- 4H-TAUTOMER
Аннотация: Fluorinated 2-amino-5-phenyl-1,3,4-thiadiazines were obtained for the first time. A study of their tautomeric structures revealed that trifluoromethyl-containing 1,3,4-thiadiazines exist as the 4H-tautomer in both solutions and the solid state, while their monofluoroaryl analogs exist as the 6H-tautomer

\\\\expert2\\nbo\\Russian Chemical Bulletin\\2013, 62 (2), 521-528.pdf
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8.
Инвентарный номер: нет.
   
   S 78


   
    Spin-spin coupling constants 13C-15N and 1H-15N in the investigation of azido-tetrazole tautomerism in a series of 2-azidopyrimidines [Electronic resource] / I. A. Khalymbadzha, T. S. Sheshukova, S. L. Deev , V. L. Rusinov, O. N. Chupakhin, Z. O. Shenkarev, A. S. Arseniev // Russian Chemical Bulletin (Translation of Izvestiya Akademii Nauk, Seriya Khimicheskaya). - 2013. - Vol.62, №2. - С. 521-528. - Bibliogr. : p. 528 (25 ref.)
ББК 54
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Кл.слова (ненормированные):
AZIDO-TETRAZOLE EQUILIBRIUM -- SPIN-SPIN COUPLING -- 2-AZIDOPYRIMIDINES
Аннотация: A new method was developed for the investigation of an azido-tetrazole equilibrium based on using a complex analysis of 13C-15N and 1H-15N spin-spin coupling constants. The use of this approach became possible due to the selective inclusion of 15N isotopes into the structures of 2-azidopyrimidines and their cyclic analogs tetrazolo[1,5-a]pyrimidines

\\\\expert2\\nbo\\Russian Chemical Bulletin\\2013, 62 (2), 521-528.pdf
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9.
Инвентарный номер: нет.
   


   
    Synthesis and antioxidant activity of new neomenthyl and caranyl thiotriazoles / Y. V. Gyrdymova, D. V. Sudarikov, S. A. Rubtsova, S. A. Patov, A. V. Kuchin, O. G. Shevchenko, P. A. Slepukhin, F. A. Lakhvich, F. S. Pashkovskii // Chemistry of natural compounds. - 2018. - Vol. 54, № 5. - P883-888
Кл.слова (ненормированные):
TRIAZOLES -- NEOMENTHANE AND CARANE SULFIDES
Аннотация: New neomenthyl and caranyl thiotriazoles were synthesized in up to 80% yields. Studies of the antioxidant and membrane-protective activity of the synthesized compounds in vitro showed that sulfides with a carane moiety were more active than analogs with a neomenthane substituent.

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10.
Инвентарный номер: нет.
   


   
    Polyfluoroalkylated antipyrines in Pd-catalyzed transformations / E. V. Shchegolkov, Y. V. Burgart, D. A. Matsneva [et al.] // RSC Advances. - 2021. - Vol. 11, № 56. - P35174-35181
Рубрики: ХИМИЧЕСКИЕ НАУКИ
Аннотация: In the direct C–H arylation with arylhalogenides in the presence of Pd(OAc)2, trifluoromethyl-containing antipyrine reacts very slowly and incompletely owing to the low nucleophilicity of its C4 center. However, it was effective in modifying polyfluoroalkyl-substituted 4-bromo- and 4-iodo antipyrines by the Suzuki and Sonogashira reactions. It was established that using Pd2(dba)3 as catalyst and XPhos as phosphine ligand was the optimal catalytic system for the synthesis of 4-aryl- and 4-phenylethynyl-3-polyfluoroalkyl-antipyrines. Moreover, iodo-derivatives as the initial reagents were found to be more advantageous compared to bromo-containing analogs. It was found that 4-phenylethynyl-5-CF3-antipyrine has a moderate activity against the influenza virus A/Puerto Rico/8/34 (H1N1) and 4-iodo-5-CF3-antipyrine reveals a weak activity against the vaccine virus (strain Copenhagen) and bovine diarrhea virus (strain VC-1).

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