Oxidation of Water by Cerium(IV) Compounds in the Presence of Trinuclear Ruthenium Complexes
- Authors: Dzhabieva Z.M.1, Dobrygin V.A.1, Dzhabiev T.S.1, Tkachenko L.I.1
-
Affiliations:
- Institute of Problems of Chemical Physics, Russian Academy of Sciences
- Issue: Vol 92, No 8 (2018)
- Pages: 1463-1466
- Section: Chemical Kinetics and Catalysis
- URL: https://bakhtiniada.ru/0036-0244/article/view/170079
- DOI: https://doi.org/10.1134/S0036024418080101
- ID: 170079
Cite item
Abstract
The oxidation of water by Ce(IV) compounds in the presence of ruthenium complex (NH3)5Ru–O–Ru(NH3)4–O–Ru(NH3)5Cl6 is studied. It is shown that the complex is a catalyst of water oxidation if one-electron oxidizing species Ce4+ are used. Four units of the indicated ruthenium complex then organize themselves into a reactive dodecanuclear cluster. It is established that the formation of bi-, tetra-, and polynuclear cerium clusters in the reacting system is accompanied by the four oxygen atoms in the catalyst molecule being replaced with 4NH3 ligands, resulting in a different catalytic system for biomimetic water oxidation.
About the authors
Z. M. Dzhabieva
Institute of Problems of Chemical Physics, Russian Academy of Sciences
Email: timur@cat.icp.ac.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432
V. A. Dobrygin
Institute of Problems of Chemical Physics, Russian Academy of Sciences
Email: timur@cat.icp.ac.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432
T. S. Dzhabiev
Institute of Problems of Chemical Physics, Russian Academy of Sciences
Author for correspondence.
Email: timur@cat.icp.ac.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432
L. I. Tkachenko
Institute of Problems of Chemical Physics, Russian Academy of Sciences
Email: timur@cat.icp.ac.ru
Russian Federation, Chernogolovka, Moscow oblast, 142432
Supplementary files
