Zobrazeno 1 - 10
of 18
pro vyhledávání: '"Oleksandr S, Vynohradov"'
Autor:
Oleksandr S. Vynohradov, Oleksandr V. Vashchenko, Dmytro M. Khomenko, Roman O. Doroshchuk, Ilona V. Raspertova, Rostyslav D. Lampeka, Alexandru-Constantin Stoica
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 9, Pp 976-980 (2024)
The title compound, bis[μ-2,2′-(4H-1,2,4-triazole-3,5-diyl)diacetato]bis[diaquacopper(II)] dihydrate, [Cu2(C6H5N3O4)2(H2O)4]·2H2O, is a dinuclear octahedral CuII triazole-based complex. The central copper atoms are hexa-coordinated by two nitroge
Externí odkaz:
https://doaj.org/article/d573ceae3a4f4a158c1d487fd1a987ec
Autor:
Iryna S. Kuzevanova, Oleksandr S. Vynohradov, Vadim A. Pavlenko, Sergey O. Malinkin, Sergiu Shova, Igor O. Fritsky, Maksym Seredyuk
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 8, Pp 816-819 (2024)
The reaction of cadmium iodide with 3-aminopyrazole (3-apz) in ethanolic solution leads to tautomerization of the ligand and the formation of crystals of the title compound, catena-poly[[diiodidocadmium(II)]-bis(μ-3-amino-1H-pyrazole)-κ2N2:N3;κ2N3
Externí odkaz:
https://doaj.org/article/9745d8ad1d6c4ddfb4153dcff772d843
Autor:
Yuliia P. Petrenko, Oleksandr S. Vynohradov, Dmytro M. Khomenko, Roman O. Doroshchuk, Ilona V. Raspertova, Sergiu Shova, Rostyslav D. Lampeka
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 80, Iss 1, Pp 54-57 (2024)
The title compound, [Cu(HL)2(H2O)2] or [Cu(C4H4N3O2)2(H2O)2], is a mononuclear octahedral CuII complex based on 5-methyl-1H-1,2,4-triazole-3-carboxylic acid (H2L). [Cu(HL)2(H2O)2] was synthesized by reaction of H2L with copper(II) nitrate hexahydrate
Externí odkaz:
https://doaj.org/article/f153ad7ff07f461db2f1223b63385e8c
Autor:
Iryna S. Kuzevanova, Oleksandr S. Vynohradov, Vadim A. Pavlenko, Sergey O. Malinkin, Sergiu Shova, Igor O. Fritsky, Maksym Seredyuk
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 12, Pp 1151-1154 (2023)
The reaction of cadmium bromide tetrahydrate with 3-aminopyrazole (3-apz) in ethanolic solution leads to tautomerization of the ligand and the formation of crystals of the title compound, catena-poly[[dibromidocadmium(II)]-bis(μ-3-amino-1H-pyrazole)
Externí odkaz:
https://doaj.org/article/37015ab3a63e42c192c2f804f3934b44
Autor:
Valerii Y. Sirenko, Iryna S. Kuzevanova, Oleksandr S. Vynohradov, Dina D. Naumova, Sergiu Shova
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 79, Iss 11, Pp 988-992 (2023)
A mononuclear square-planar CuII complex of (5-methyl-1H-pyrazol-3-yl)carbamate, [Cu(C5H6N3O2)2]·4H2O, was synthesized using a one-pot reaction from 5-methyl-3-pyrazolamine and copper(II) acetate in water under ambient conditions. The adsorption of
Externí odkaz:
https://doaj.org/article/4be193ffe874419dbdd77731d139a258
Autor:
Oleksandr S. Vynohradov, Artur Dovzhik, Vadim A. Pavlenko, Dina D. Naumova, Irina A. Golenya, Sergiu Shova
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 78, Iss 4, Pp 433-438 (2022)
The title coordination polymer, [Cu(SO4)(C5H8N2)4]n, was synthesized using a one-pot reaction of copper powder, anhydrous copper(II) sulfate and 3,5-dimethyl-1H-pyrazole (Hdmpz) in acetonitrile under ambient conditions. The asymmetric unit can be des
Externí odkaz:
https://doaj.org/article/e0bed914217046fca915b3c89ce0faaf
Autor:
Oleksandr S. Vynohradov, Vadim A. Pavlenko, Olesia I. Kucheriv, Irina A. Golenya, Denys Petlovanyi, Sergiu Shova
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 77, Iss 11, Pp 1153-1157 (2021)
The title compound, [Cu2Cl4(C5H10N2O2)2(CH3CN)2] or [Cu2(μ2-Cl)2(CH3—Pz-COOCH2CH3)2Cl2(CH3CN)2], was synthesized using a one-pot reaction of copper powder, copper(II) chloride dihydrate and ethyl 5-methyl-1H-pyrazole-3-carboxylate (CH3—Pz-COOCH2
Externí odkaz:
https://doaj.org/article/9b2945c0bc764415a926a5bf100a10fa
Autor:
Oleksandr S. Vynohradov, Vadim A. Pavlenko, Dina D. Naumova, Sofiia V. Partsevska, Sergiu Shova, Safarmamad M. Safarmamadov
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 10, Pp 1641-1644 (2020)
In the title bicyclic trinuclear pyrazolate aminoalcohol complex, [Cu3(C5H7N2)2(C6H14NO3)2]Br2·1.5H2O, the central Cu atom lies on a center of symmetry and is involved in the formation of two five-membered rings. It has a coordination number of 4, i
Externí odkaz:
https://doaj.org/article/7e5a7405bbdf4170a2eca5ef89335858
Autor:
Oleksandr S. Vynohradov, Vadim A. Pavlenko, Inna S. Safyanova, Kateryna Znovjyak, Sergiu Shova, Safarmamad M. Safarmamadov
Publikováno v:
Acta Crystallographica Section E: Crystallographic Communications, Vol 76, Iss 9, Pp 1503-1507 (2020)
The title compound, [Cu2(C5H7N2)(C4H10NO2)Cl2(C5H8N2)], is a pyrazolate aminoalcohol complex which contains two dimethylpyrazole molecules in monodentate and bidentate-bridged coordination modes and a monodeprotonated diethanolamine molecule. Both co
Externí odkaz:
https://doaj.org/article/55f3e88998dd4c12b2a15873177ea708
Autor:
Oleksandr S. Vynohradov, Yuliya M. Davydenko, Vadim A. Pavlenko, Dina D. Naumova, Sergiu Shova, Denys Petlovanyi
Publikováno v:
Acta Crystallographica Section E Crystallographic Communications. 78:1156-1160
The title compound, [NiCl2(C4H6N2)4]·2CH3CN, is a mononuclear octahedral NiII pyrazole-based complex. Two acetonitrile molecules are linked to the NiII complex by N—H...N hydrogen bonds. The NiII atom is octahedrally coordinated by four N atoms of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::62830248fc889fab6f8a41db7a0268da
https://doi.org/10.1107/s2056989022010362
https://doi.org/10.1107/s2056989022010362