Specific features of the cis labilization effect in the series of pentacarbonyltechnetium halides
- Authors: Sidorenko G.V.1, Maltsev D.A.2, Miroslavov A.E.1,3, Stepanova E.S.1, Tyupina M.Y.1, Lumpov A.A.1, Suglobov D.N.1
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Affiliations:
- Khlopin Radium Institute
- Konstantinov Institute of Nuclear Physics, Orlova Roshcha
- Radiochemistry Chair, Institute of Chemistry
- Issue: Vol 59, No 3 (2017)
- Pages: 240-246
- Section: Article
- URL: https://journals.rcsi.science/1066-3622/article/view/223897
- DOI: https://doi.org/10.1134/S1066362217030055
- ID: 223897
Cite item
Abstract
Causes of abnormal (from the viewpoint of traditional views on the cis labilization effect) enhancement of the tendency of pentacarbonyltechnetium halides to decarbonylation in the series I–Br–Cl–F are discussed. Two possible causes are considered: “nonclassical” halogen···cis-C interaction and electrostatic interactions of the halide ligand with the Tc atom in the initial complex and pentacoordinate transition state. Relative stabilization of the transition state due to electrostatic interactions is concluded to be the most probable cause of the observed trend.
About the authors
G. V. Sidorenko
Khlopin Radium Institute
Author for correspondence.
Email: gevasid@mail.ru
Russian Federation, 2-i Murinskii pr. 28, St. Petersburg, 194021
D. A. Maltsev
Konstantinov Institute of Nuclear Physics, Orlova Roshcha
Email: gevasid@mail.ru
Russian Federation, Gatchina, Leningrad oblast, 188300
A. E. Miroslavov
Khlopin Radium Institute; Radiochemistry Chair, Institute of Chemistry
Email: gevasid@mail.ru
Russian Federation, 2-i Murinskii pr. 28, St. Petersburg, 194021; Universitetskaya nab. 7–9, St. Petersburg, 199034
E. S. Stepanova
Khlopin Radium Institute
Email: gevasid@mail.ru
Russian Federation, 2-i Murinskii pr. 28, St. Petersburg, 194021
M. Yu. Tyupina
Khlopin Radium Institute
Email: gevasid@mail.ru
Russian Federation, 2-i Murinskii pr. 28, St. Petersburg, 194021
A. A. Lumpov
Khlopin Radium Institute
Email: gevasid@mail.ru
Russian Federation, 2-i Murinskii pr. 28, St. Petersburg, 194021
D. N. Suglobov
Khlopin Radium Institute
Email: gevasid@mail.ru
Russian Federation, 2-i Murinskii pr. 28, St. Petersburg, 194021