Binuclear Oxidovanadium(IV) Complex with the Bridging Chloranilate Ligand: Synthesis and Magnetic Properties
- Авторлар: Fomenko I.S.1, Nadolinnyi V.A.1, Efimov N.N.2, Kokovkin V.V.1,3, Gushchin A.L.1,3
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Мекемелер:
- Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences
- Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
- Novosibirsk National Research State University
- Шығарылым: Том 45, № 11 (2019)
- Беттер: 776-781
- Бөлім: Article
- URL: https://journals.rcsi.science/1070-3284/article/view/214895
- DOI: https://doi.org/10.1134/S1070328419110022
- ID: 214895
Дәйексөз келтіру
Аннотация
The binuclear oxidovanadium(IV) complex [VO(Dbbpy)Cl(Ca)Cl(Dbbpy)VO] (I) is synthesized by the reaction of [VO(Dbbpy)(H2O)Cl2] (Dbbpy is 4,4'-di-tert-butyl-2,2'-bipyridyl) with chloranilic acid H2Ca in acetonitrile in the presence of Et3N in a yield of 79%. Complex I is reduced at Е1/2 = –842 mV (vs. Ag/AgCl), which is shown by cyclic voltammetry for a solid sample using the paste electrode. The EPR spectra and magnetochemical measurements for complex I confirm the existence of two paramagnetic vanadium(IV) centers with the total spin S = 1 and the antiferromagnetic character of the exchange interaction between the centers.
Негізгі сөздер
Авторлар туралы
I. Fomenko
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences
Email: gushchin@niic.nsc.ru
Ресей, Novosibirsk, 630090
V. Nadolinnyi
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences
Email: gushchin@niic.nsc.ru
Ресей, Novosibirsk, 630090
N. Efimov
Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences
Email: gushchin@niic.nsc.ru
Ресей, Moscow, 119991
V. Kokovkin
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences; Novosibirsk National Research State University
Email: gushchin@niic.nsc.ru
Ресей, Novosibirsk, 630090; Novosibirsk, 630090
A. Gushchin
Nikolaev Institute of Inorganic Chemistry, Siberian Branch, Russian Academy of Sciences; Novosibirsk National Research State University
Хат алмасуға жауапты Автор.
Email: gushchin@niic.nsc.ru
Ресей, Novosibirsk, 630090; Novosibirsk, 630090
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