1
|
Kobayashi K, Suzuki M, Sato T, Horii Y, Yoshida T, Breedlove BK, Yamashita M, Katoh K. Spin dynamics phenomena of a cerium(III) double-decker complex induced by intramolecular electron transfer. Dalton Trans 2024; 53:11664-11677. [PMID: 38651377 DOI: 10.1039/d4dt00436a] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 04/25/2024]
Abstract
Switchable spin dynamic properties in single-molecule magnets (SMMs) via an applied stimulus have applications in single-molecule devices. Many SMMs containing heavy lanthanoid ions with strong uniaxial magnetic anisotropy have been reported to exhibit SMM characteristics in the absence of an external magnetic field. On the other hand, SMMs containing light lanthanoid cerium(III) (Ce3+) ions exhibit field-induced slow magnetic relaxation. We investigated the chemical conversion of a diamagnetic Ce4+ ion (4f0) to a paramagnetic Ce3+ ion (4f1) in Ce-phthalocyaninato double-decker complexes (TBA+[Ce(obPc)2]- (1) and TBA+[Ce(Pc)2]- (2)) which exhibit field-induced SMM behaviour due to a 4f1 system. The phthalocyaninato ligands with electron-donating substituents (obPc2- = 2,3,9,10,16,17,23,24-octabutoxyphthalocyaninato) in 1 have a significant effect on the valence state of the Ce ion, which is reflected in its magnetic properties due to the mixed valence state of the Ce ion. Given that Ce double-decker complexes with π-conjugated ligands undergo intramolecular electron transfer (IET) to the Ce ion mixed valence state, characterised by a mixture of 4f0 and 4f1 configurations, we examined the dynamic disorder inherent in IET influencing magnetic relaxation.
Collapse
Affiliation(s)
- Kana Kobayashi
- Department of Chemistry, Graduate School of Science, Tohoku University, 6-3, Aramaki-Aza-Aoba, Aoba-ku, Sendai, Miyagi 980-8578, Japan
| | - Michiyuki Suzuki
- Department of Chemistry, Graduate School of Science, Tohoku University, 6-3, Aramaki-Aza-Aoba, Aoba-ku, Sendai, Miyagi 980-8578, Japan
| | - Tetsu Sato
- Department of Chemistry, Graduate School of Science, Tohoku University, 6-3, Aramaki-Aza-Aoba, Aoba-ku, Sendai, Miyagi 980-8578, Japan
| | - Yoji Horii
- Department of Chemistry, Faculty of Science, Nara Women's University, Kitauoya Higashimachi, Nara 630-8506, Japan
| | - Takefumi Yoshida
- Cluster of Nanomaterials, Graduate School of Systems Engineering, Wakayama University, 930 Sakae-Dani, Wakayama, 640-8510, Japan
| | - Brian K Breedlove
- Department of Chemistry, Graduate School of Science, Tohoku University, 6-3, Aramaki-Aza-Aoba, Aoba-ku, Sendai, Miyagi 980-8578, Japan
| | - Masahiro Yamashita
- Department of Chemistry, Graduate School of Science, Tohoku University, 6-3, Aramaki-Aza-Aoba, Aoba-ku, Sendai, Miyagi 980-8578, Japan
- School of Chemical Science and Engineering, Tongji University, Siping Road 1239, Shanghai 200092, P. R. China
| | - Keiichi Katoh
- Department of Chemistry, Graduate School of Science, Josai University, 1-1, Keyakidai, Sakaddo, Saitama 350-0295, Japan.
| |
Collapse
|
2
|
Tarakanov PA, Simakov AO, Pushkarev VE, Konev DV, Goncharova OA, Slesarenko NA, Tarakanova EN, Nefedov SE, Stuzhin PA. Electronic and steric effects controlling monomer-dimer self-assembly in 6 H-1,4-diazepinoporphyrazines: an experimental and theoretical study. Dalton Trans 2023; 52:2124-2134. [PMID: 36722927 DOI: 10.1039/d2dt03371b] [Citation(s) in RCA: 1] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Abstract
A series of 5,7-disubstituted 1,4-diazepinoporphyrazinato magnesium(II) and nickel(II) complexes, including two novel compounds, were obtained by metal-templated macrocyclization. A combination of X-ray diffraction, 1H NMR, UV-vis, and electrochemical analyses allowed us to study their tendency towards H-type dimerization and trace the influence of structural and solvation factors on dimer stability. Based on the physicochemical and theoretical DFT calculation data, it was found that the main binding forces between 6H-1,4-diazepinoporphyrazine decks in the dimers were efficient π-π donor-acceptor interactions induced by the interdeck C-H⋯N hydrogen bonds. Furthermore, the metal-ligand (Pz2- → M2+) electronic interactions have a key influence on the π-π stacking of the porphyrazine cores. It was shown that the displacement of the metal ion out of the macrocycle plane induced by coordinating agents can trigger the dissociation of the dimer, since the resulting enhancement of the donor-acceptor electronic interaction between the metal ion and the π-system of the ligand leads to a subsequent weakening of the π-π stacking of the porphyrazine cores. The TD-DFT calculations predicted the non-degeneracy of the HOMO-1 → LUMO and HOMO → LUMO+1 transitions in the 6H-1,4-diazepinoporphyrazine H-dimers, which explains the Q-band splitting in their UV-vis spectra.
Collapse
Affiliation(s)
- Pavel A Tarakanov
- Institute of Physiologically Active Compounds at Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Severny Proezd, 142432 Chernogolovka, Russian Federation.
| | - Anton O Simakov
- Institute of Physiologically Active Compounds at Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Severny Proezd, 142432 Chernogolovka, Russian Federation.
| | - Victor E Pushkarev
- Institute of Physiologically Active Compounds at Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Severny Proezd, 142432 Chernogolovka, Russian Federation.
| | - Dmitry V Konev
- Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Academician Semenov Avenue, 142432 Chernogolovka, Russian Federation
| | - Olga A Goncharova
- Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Academician Semenov Avenue, 142432 Chernogolovka, Russian Federation
| | - Nikita A Slesarenko
- Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Academician Semenov Avenue, 142432 Chernogolovka, Russian Federation
| | - Ekaterina N Tarakanova
- Institute of Physiologically Active Compounds at Federal Research Center of Problems of Chemical Physics and Medicinal Chemistry, Russian Academy of Sciences, 1 Severny Proezd, 142432 Chernogolovka, Russian Federation. .,Research Institute of Macroheterocycles, Ivanovo State University of Chemistry and Technology, RF-153000 Ivanovo, Russian Federation.
| | - Sergey E Nefedov
- Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences, Leninskii pr. 31, 119991 Moscow, Russian Federation
| | - Pavel A Stuzhin
- Research Institute of Macroheterocycles, Ivanovo State University of Chemistry and Technology, RF-153000 Ivanovo, Russian Federation.
| |
Collapse
|
3
|
Martynov AG, Horii Y, Katoh K, Bian Y, Jiang J, Yamashita M, Gorbunova YG. Rare-earth based tetrapyrrolic sandwiches: chemistry, materials and applications. Chem Soc Rev 2022; 51:9262-9339. [DOI: 10.1039/d2cs00559j] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022]
Abstract
This review summarises advances in chemistry of tetrapyrrole sandwiches with rare earth elements and highlights the current state of their use in single-molecule magnetism, organic field-effect transistors, conducting materials and nonlinear optics.
Collapse
Affiliation(s)
- Alexander G. Martynov
- A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, 119071, Leninskiy pr., 31, bldg.4, Moscow, Russia
| | - Yoji Horii
- Department of Chemistry, Faculty of Science, Nara Women's University, Nara 630-8506, Japan
| | - Keiichi Katoh
- Department of Chemistry, Graduate School of Science, Josai University, 1-1 Keyakidai, Sakado, Saitama 350-0295, Japan
| | - Yongzhong Bian
- Beijing Key Laboratory for Science and Application of Functional Molecular and Crystalline Materials, Department of Chemistry, School of Chemistry and Biological Engineering, University of Science and Technology Beijing, Beijing, China
- Daxing Research Institute, and Beijing Advanced Innovation Center for Materials Genome Engineering, University of Science and Technology Beijing, Beijing, China
| | - Jianzhuang Jiang
- Beijing Key Laboratory for Science and Application of Functional Molecular and Crystalline Materials, Department of Chemistry, School of Chemistry and Biological Engineering, University of Science and Technology Beijing, Beijing, China
- Daxing Research Institute, and Beijing Advanced Innovation Center for Materials Genome Engineering, University of Science and Technology Beijing, Beijing, China
| | - Masahiro Yamashita
- Department of Chemistry, Graduate School of Science, Tohoku University, 6-3 Aramaki-Aza-Aoba, Aoba-Ku, Sendai 980-8578, Japan
| | - Yulia G. Gorbunova
- A.N. Frumkin Institute of Physical Chemistry and Electrochemistry, Russian Academy of Sciences, 119071, Leninskiy pr., 31, bldg.4, Moscow, Russia
- N.S. Kurnakov Institute of General and Inorganic Chemistry, Russian Academy of Sciences, 119991, Leninskiy pr., 31, Moscow, Russia
| |
Collapse
|
4
|
Tarakanova EN, Tarakanov PA, Simakov AO, Furuyama T, Kobayashi N, Konev DV, Goncharova OA, Trashin SA, De Wael K, Sulimenkov IV, Filatov VV, Kozlovskiy VI, Tomilova LG, Stuzhin PA, Pushkarev VE. Synthesis and characterization of heteroleptic rare earth double-decker complexes involving tetradiazepinoporphyrazine and phthalocyanine macrocycles. Dalton Trans 2021; 50:6245-6255. [PMID: 33876177 DOI: 10.1039/d1dt00088h] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/21/2022]
Abstract
Reaction of (2,3,9,10,16,17,23,24-octabutylphthalocyaninato)lanthanide(iii) acetylacetonates (BuPcLn(acac), 1a-c, Ln = Lu (a), Eu (b), La (c)) with a tetrakis(5,7-bis(4-tert-butylphenyl)-6H-1,4-diazepino)[2,3-b,g,l,q]porphyrazine ligand (tBuPhDzPzH2, 2) produced sandwich compounds (tBuPhDzPz)Ln(BuPc) (3a-c), which represent the first heteroleptic double-deckers incorporating both Pc and DzPz decks. A combination of high-resolution mass spectrometry, UV-Vis/NIR, MCD, and 1H NMR spectroscopy, and square-wave voltammetry provided unambiguous characterization of target complexes 3 indicating that their spectral and electrochemical properties are generally intermediate with respect to their homoleptic relatives. Based on the data of solution-state 1H-1H NMR (COSY, NOESY) correlation spectroscopy supported by DFT calculations, a dimerization tendency of compounds 3 proportional to the Ln(iii) ion size was found. The spectroelectrochemical study of 3 and the corresponding homoleptic double-deckers revealed a pronounced tendency to aggregation of the one-electron oxidized forms of DzPz-containing double-decker complexes compared to homoleptic Pc2Ln compounds.
Collapse
Affiliation(s)
- Ekaterina N Tarakanova
- Research Institute of Macroheterocycles, Ivanovo State University of Chemistry and Technology, RF-153000 Ivanovo, Russia. and Institute of Physiologically Active Compounds, Russian Academy of Sciences, 1 Severny Proezd, Chernogolovka 142432, Moscow Region, Russian Federation.
| | - Pavel A Tarakanov
- Institute of Physiologically Active Compounds, Russian Academy of Sciences, 1 Severny Proezd, Chernogolovka 142432, Moscow Region, Russian Federation. and Institute of Problems of Chemical Physics, Russian Academy of Sciences, 1 Academician Semenov Avenue, Chernogolovka 142432, Moscow Region, Russian Federation
| | - Anton O Simakov
- Institute of Physiologically Active Compounds, Russian Academy of Sciences, 1 Severny Proezd, Chernogolovka 142432, Moscow Region, Russian Federation.
| | - Taniyuki Furuyama
- Graduate School of Natural Science and Technology, Kanazawa University, Kakuma-machi, Kanazawa 920-1192, Japan
| | - Nagao Kobayashi
- Faculty of Textile Science and Technology, Shinshu University, Tokida, Ueda 386-8567, Japan
| | - Dmitry V Konev
- Institute of Problems of Chemical Physics, Russian Academy of Sciences, 1 Academician Semenov Avenue, Chernogolovka 142432, Moscow Region, Russian Federation and D. I. Mendeleev University of Chemical Technology of Russia, 9 Miusskaya sq., 125047, Moscow, Russian Federation
| | - Olga A Goncharova
- Institute of Problems of Chemical Physics, Russian Academy of Sciences, 1 Academician Semenov Avenue, Chernogolovka 142432, Moscow Region, Russian Federation
| | - Stanislav A Trashin
- Institute of Physiologically Active Compounds, Russian Academy of Sciences, 1 Severny Proezd, Chernogolovka 142432, Moscow Region, Russian Federation. and AXES Research Group, Department of Chemistry, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerpen, Belgium
| | - Karolien De Wael
- AXES Research Group, Department of Chemistry, University of Antwerp, Groenenborgerlaan 171, 2020 Antwerpen, Belgium
| | - Ilya V Sulimenkov
- Chernogolovka Branch of the N.N. Semenov Federal Research Center for Chemical Physics, Russian Academy of Sciences, 1/10 Academician Semenov Avenue, Chernogolovka 142432, Moscow Region, Russian Federation
| | - Vasily V Filatov
- Chernogolovka Branch of the N.N. Semenov Federal Research Center for Chemical Physics, Russian Academy of Sciences, 1/10 Academician Semenov Avenue, Chernogolovka 142432, Moscow Region, Russian Federation
| | - Viatcheslav I Kozlovskiy
- Chernogolovka Branch of the N.N. Semenov Federal Research Center for Chemical Physics, Russian Academy of Sciences, 1/10 Academician Semenov Avenue, Chernogolovka 142432, Moscow Region, Russian Federation
| | - Larisa G Tomilova
- Institute of Physiologically Active Compounds, Russian Academy of Sciences, 1 Severny Proezd, Chernogolovka 142432, Moscow Region, Russian Federation. and Department of Chemistry, M.V. Lomonosov Moscow State University, 1 Leninskie Gory, 119991 Moscow, Russian Federation
| | - Pavel A Stuzhin
- Research Institute of Macroheterocycles, Ivanovo State University of Chemistry and Technology, RF-153000 Ivanovo, Russia.
| | - Victor E Pushkarev
- Institute of Physiologically Active Compounds, Russian Academy of Sciences, 1 Severny Proezd, Chernogolovka 142432, Moscow Region, Russian Federation.
| |
Collapse
|
5
|
Moiseeva EO, Trashin S, Korostei YS, Ullah Khan S, Kosov AD, De Wael K, Dubinina TV, Tomilova LG. Electrochemical and spectroelectrochemical studies of tert-butyl-substituted aluminum phthalocyanine. Polyhedron 2021. [DOI: 10.1016/j.poly.2021.115136] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/30/2022]
|
6
|
Electrochemical and spectroelectrochemical properties of tetra-tert-butylphthalocyanine indium(III). MENDELEEV COMMUNICATIONS 2019. [DOI: 10.1016/j.mencom.2019.03.033] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/23/2022]
|
7
|
Friedrich J, Qiao Y, Maichle-Mössmer C, Schelter EJ, Anwander R. Redox-enhanced hemilability of a tris(tert-butoxy)siloxy ligand at cerium. Dalton Trans 2018; 47:10113-10123. [DOI: 10.1039/c8dt01878b] [Citation(s) in RCA: 17] [Impact Index Per Article: 2.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/12/2023]
Abstract
Combined structural/electrochemical/computational studies of ceric Ce[OSi(OtBu)3]4 and cerous [Ce{OSi(OtBu)3}4][K(2.2.2-crypt)] suggest a redox-modulated coordination switch of a tris(tert-butoxy)siloxy ligand.
Collapse
Affiliation(s)
- Jochen Friedrich
- Institut für Anorganische Chemie
- Eberhard Karls Universität Tübingen
- 72076 Tübingen
- Germany
| | - Yusen Qiao
- P. Roy and Diana T. Vagelos Laboratories
- Department of Chemistry
- University of Pennsylvania
- Philadelphia
- USA
| | | | - Eric J. Schelter
- P. Roy and Diana T. Vagelos Laboratories
- Department of Chemistry
- University of Pennsylvania
- Philadelphia
- USA
| | - Reiner Anwander
- Institut für Anorganische Chemie
- Eberhard Karls Universität Tübingen
- 72076 Tübingen
- Germany
| |
Collapse
|
8
|
|
9
|
Tarakanova EN, Trashin SA, Simakov AO, Furuyama T, Dzuban AV, Inasaridze LN, Tarakanov PA, Troshin PA, Pushkarev VE, Kobayashi N, Tomilova LG. Double-decker bis(tetradiazepinoporphyrazinato) rare earth complexes: crucial role of intramolecular hydrogen bonding. Dalton Trans 2016; 45:12041-52. [DOI: 10.1039/c6dt01779g] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/04/2023]
Abstract
Study focuses on specific interactions in diazepine-containing macroheterocycles.
Collapse
|