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7 Results Found

  • Article
  • Open Access
16 Citations
3,298 Views
22 Pages
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A Novel Family of Cage-like (CuLi, CuNa, CuK)-phenylsilsesquioxane Complexes with 8-Hydroxyquinoline Ligands: Synthesis, Structure, and Catalytic Activity

  • Alexey N. Bilyachenko,
  • Victor N. Khrustalev,
  • Anna Y. Zueva,
  • Ekaterina M. Titova,
  • Grigorii S. Astakhov,
  • Yan V. Zubavichus,
  • Pavel V. Dorovatovskii,
  • Alexander A. Korlyukov,
  • Lidia S. Shul’pina and
  • Georgiy B. Shul’pin
  • + 4 authors
Molecules2022, 27(19), 6205;https://doi.org/10.3390/molecules27196205

21 September 2022

The first examples of metallasilsesquioxane complexes, including ligands of the 8-hydroxyquinoline family 1–9, were synthesized, and their structures were established by single crystal X-ray diffraction using synchrotron radiation. Compounds 1&...

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  • Open Access
13 Citations
2,593 Views
15 Pages
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Hybrid Silsesquioxane/Benzoate Cu7-Complexes: Synthesis, Unique Cage Structure, and Catalytic Activity

  • Alexey N. Bilyachenko,
  • Victor N. Khrustalev,
  • Evgenii I. Gutsul,
  • Anna Y. Zueva,
  • Alexander A. Korlyukov,
  • Lidia S. Shul’pina,
  • Nikolay S. Ikonnikov,
  • Pavel V. Dorovatovskii,
  • Dmitri Gelman and
  • Georgiy B. Shul’pin
  • + 1 author
Molecules2022, 27(23), 8505;https://doi.org/10.3390/molecules27238505

3 December 2022

A series of phenylsilsesquioxane-benzoate heptacopper complexes 1–3 were synthesized and characterized by X-ray crystallography. Two parallel routes of toluene spontaneous oxidation (into benzyl alcohol and benzoate) assisted the formation of t...

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  • Open Access
13 Citations
3,082 Views
23 Pages
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Cagelike Octacopper Methylsilsesquioxanes: Self-Assembly in the Focus of Alkaline Metal Ion Influence—Synthesis, Structure, and Catalytic Activity

  • Alexey N. Bilyachenko,
  • Ivan S. Arteev,
  • Victor N. Khrustalev,
  • Anna Y. Zueva,
  • Lidia S. Shul’pina,
  • Elena S. Shubina,
  • Nikolay S. Ikonnikov and
  • Georgiy B. Shul’pin
Molecules2023, 28(3), 1211;https://doi.org/10.3390/molecules28031211

26 January 2023

A family of unusual octacopper cage methylsilsesquioxanes 1–4 were prepared and characterized. Features of their cagelike (prismatic) structure were established using X-ray diffraction studies. Effects of distortion of prismatic cages 1–4...

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  • Open Access
22 Citations
4,828 Views
20 Pages
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New Cu4Na4- and Cu5-Based Phenylsilsesquioxanes. Synthesis via Complexation with 1,10-Phenanthroline, Structures and High Catalytic Activity in Alkane Oxidations with Peroxides in Acetonitrile

  • Grigorii S. Astakhov,
  • Mikhail M. Levitsky,
  • Alexander A. Korlyukov,
  • Lidia S. Shul’pina,
  • Elena S. Shubina,
  • Nikolay S. Ikonnikov,
  • Anna V. Vologzhanina,
  • Aleksey N. Bilyachenko,
  • Pavel V. Dorovatovskii and
  • Georgiy B. Shul’pin
  • + 1 author
Catalysts2019, 9(9), 701;https://doi.org/10.3390/catal9090701

21 August 2019

Self-assembly of copper(II)phenylsilsesquioxane assisted by the use of 1,10-phenanthroline (phen) results in isolation of two unusual cage-like compounds: (PhSiO1,5)12(CuO)4(NaO0.5)4(phen)4 1 and (PhSiO1,5)6(PhSiO1,5)7(HO0.5)2(CuO)5(O0.25)2(phen)3 2....

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  • Open Access
27 Citations
4,666 Views
13 Pages
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Palanquin-Like Cu4Na4 Silsesquioxane Synthesis (via Oxidation of 1,1-bis(Diphenylphosphino)methane), Structure and Catalytic Activity in Alkane or Alcohol Oxidation with Peroxides

  • Alena N. Kulakova,
  • Victor N. Khrustalev,
  • Yan V. Zubavichus,
  • Lidia S. Shul’pina,
  • Elena S. Shubina,
  • Mikhail M. Levitsky,
  • Nikolay S. Ikonnikov,
  • Alexey N. Bilyachenko,
  • Yuriy N. Kozlov and
  • Georgiy B. Shul'pin
Catalysts2019, 9(2), 154;https://doi.org/10.3390/catal9020154

4 February 2019

The self-assembly synthesis of copper-sodium phenylsilsesquioxane in the presence of 1,1-bis(diphenylphosphino)methane (dppm) results in an unprecedented cage-like product: [(PhSiO1,5)6]2[CuO]4[NaO0.5]4[dppmO2]2 1. The most intriguing feature of the...

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  • Open Access
34 Citations
7,806 Views
12 Pages
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Novel Cage-Like Hexanuclear Nickel(II) Silsesquioxane. Synthesis, Structure, and Catalytic Activity in Oxidations with Peroxides

  • Alexey N. Bilyachenko,
  • Alexey I. Yalymov,
  • Lidia S. Shul’pina,
  • Dalmo Mandelli,
  • Alexander A. Korlyukov,
  • Anna V. Vologzhanina,
  • Marina A. Es’kova,
  • Elena S. Shubina,
  • Mikhail M. Levitsky and
  • Georgiy B. Shul’pin
Molecules2016, 21(5), 665;https://doi.org/10.3390/molecules21050665

19 May 2016

New hexanuclear nickel(II) silsesquioxane [(PhSiO1.5)12(NiO)6(NaCl)] (1) was synthesized as its dioxane-benzonitrile-water complex (PhSiO1,5)12(NiO)6(NaCl)(C4H8O2)13(PhCN)2(H2O)2 and studied by X-ray and topological analysis. The compound exhibits cy...

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  • Open Access
38 Citations
6,661 Views
18 Pages
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High Catalytic Activity of Heterometallic (Fe6Na7 and Fe6Na6) Cage Silsesquioxanes in Oxidations with Peroxides

  • Alexey I. Yalymov,
  • Alexey N. Bilyachenko,
  • Mikhail M. Levitsky,
  • Alexander A. Korlyukov,
  • Victor N. Khrustalev,
  • Lidia S. Shul’pina,
  • Pavel V. Dorovatovskii,
  • Marina A. Es’kova,
  • Frédéric Lamaty and
  • Georgiy B. Shul’pin
  • + 5 authors
Catalysts2017, 7(4), 101;https://doi.org/10.3390/catal7040101

27 March 2017

Two types of heterometallic (Fe(III),Na) silsesquioxanes—[Ph5Si5O10]2[Ph10Si10O21]Fe6(O2‒)2Na7(H3O+)(MeOH)2(MeCN)4.5.1.25(MeCN), I, and [Ph5Si5O10]2[Ph4Si4O8]2Fe6Na6(O2‒)3(MeCN)8.5(H2O)8.44, II—were obtained and characterized. X-ray studies establish...

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