Synthesis, characterization and structural analysis of complexes from 2,2′:6′,2′′-terpyridine derivatives with transition metals

Acta Crystallographica Section C Structural Chemistry, Journal Year: 2024, Volume and Issue: 80(6), P. 200 - 211

Published: May 16, 2024

The synthesis and structural characterization of three families coordination complexes synthesized from 4'-phenyl-2,2':6',2''-terpyridine (8, Ph-TPY), 4'-(4-chlorophenyl)-2,2':6',2''-terpyridine (9, ClPh-TPY) 4'-(4-methoxyphenyl)-2,2':6',2''-terpyridine (10, MeOPh-TPY) ligands with the divalent metals Co

Language: Английский

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Diverse Cobalt(II) and Iron(II/III) Coordination Complexes/Polymers Based on 4′-Pyridyl: 2,2′;6′,2″-Terpyridine: Synthesis, Structures, Catalytic and Anticancer Activities

Chemistry, Journal Year: 2024, Volume and Issue: 6(5), P. 1099 - 1110

Published: Sept. 24, 2024

The success of platinum-based chemotherapeutic drugs for clinical cancer treatments has inspired tremendous research efforts on developing new metallic anticancer agents with improved cytotoxic activity and reduced side effects. 2,2′;6′,2″-Terpyridine its 4′-substituted derivatives have showed great potential as ligand compartments designing drug candidates involving base metals. In this work, we synthesized a series cobalt iron coordination compounds based 4′-pyridyl-2,2′;6′,2″-terpyridine, including homoleptic complexes, dinuclear bridged complex 1- 2-dimensional polymers/networks. polymorphism two CoII FeII complexes been described along the structural characterization polymer FeIII by X-ray crystallography. These were tested preliminarily precatalysts regioselective hydrosilylation styrene. Their activities against human breast cell lines (MCF-7 MDA-MB 468) normal epithelial line (MCF-10A) investigated in order to observe best-performing candidates.

Language: Английский

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Highly Lipophilic Terpyridine Ligand as an Efficient Fluorescent Probe for the Selective Detection of Zinc(II) Ions Under Biological Conditions

Analytical Methods, Journal Year: 2024, Volume and Issue: unknown

Published: Nov. 13, 2024

A lipophilic terpyridine containing an ester group at the end of alkyl chain functions as a probe for selective determination Zn 2+ under biological conditions with LODs 106 nM (solution-phase) and 115 (test paper strip).

Language: Английский

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A Tris(terpyridine) Ligand-based Metal Coordination Nanosheet as Electrode Material with Good Supercapacitor Performance

Journal of Inorganic and Organometallic Polymers and Materials, Journal Year: 2024, Volume and Issue: 34(7), P. 3076 - 3088

Published: July 1, 2024

Abstract In this work, through a facile liquid–liquid (L–L) interfacial-assisted synthesis at room temperature, new two-dimensional (2D) metal coordination nanosheet Co-TPY-LB has been synthesized by the between Co 2+ ion and 1,3,5-tris(4′-tripyridinylphenyl)benzene (Tris-tpy). The flat smooth sheet structure with thickness of 83.3 nm hexagonal lattice spacing about 0.206 for as-fabricated identified AFM HRTEM respectively, providing large number redox sites diffusion channels. fabricated have used as electrodes exhibit highest capacity 2741.5 F g −1 current density 1 A , an excellent cycling stability 97.6% retention after 1000 cycles 10 . Meanwhile, assembled asymmetric supercapacitor positive electrode shows high energy 73.6 Wh kg power 4800 W well cycle 92.9% 5000 cycles. Our work provides controllable construction 2D to overcome some defects traditional synthesis, leading such bottom-up promising application in storage. Graphical

Language: Английский

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Synthesis, crystal Structure, and luminescence of zinc coordination polymers with a new Fuctionalized terpyridyl Sulfonate ligand

Inorganica Chimica Acta, Journal Year: 2024, Volume and Issue: unknown, P. 122416 - 122416

Published: Oct. 1, 2024

Language: Английский

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Bioinspired complex cellulose nanorod-architectures: A model for dual-responsive smart carriers

Carbohydrate Polymers, Journal Year: 2024, Volume and Issue: 352, P. 123162 - 123162

Published: Dec. 17, 2024

The synergy between nanomaterials as solid supports and supramolecular concepts has resulted in with hierarchical structure enhanced functionality. Herein, we developed investigated innovative functionalities arising from the organic moieties preexisting nanoscale soft material backbones. Based on these complex molecular nano-architectures, a new nanorod carbohydrate polymer carrier was designed bifunctional hairy nanocellulose (BHNC) to reveal dual-responsive advanced drug delivery (ADD). This scavenges K+-ions within cancer cells, while simultaneously releasing doxorubicin, combining ion homeostasis disruption targeted delivery. BC ADD system cross-linking dibenzo-18-crown-6-ether (DB18C6) BHNC particles. To enhance cellular internalization facilitate tracking of uptake, cellulose labeled biotin fluorescein isothiocyanate, referred BCFB. serves backbone, immobilized DB18C6 can capture doxorubicin via formation. BCFB carriers exhibit distinct profiles pH K+-responsiveness. They were evaluated biocompatible for MDA-MB-231 breast including quantification nanoparticle uptake flow cytometry KHOS cells. These cellulose-based possess unique properties potential utility phase transfer catalysts adsorbents diverse waterborne contaminants.

Language: Английский

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Effect of the Appended Morpholinyl Group on Photophysical Behavior of Mono- and Bis-cyclometalated Terpyridine Iridium(III) Chromophores

Inorganic Chemistry, Journal Year: 2024, Volume and Issue: 64(1), P. 646 - 661

Published: Dec. 26, 2024

This paper provides extensive studies of [IrCl(Ph-py)(morph-C6H4-terpy-κ3N)]PF6 (1A), [Ir(Ph-py)2(morph-C6H4-terpy-κ2N)]PF6 (2A), [IrCl(Ph-py)(Ph-terpy-κ3N)]PF6 (1B), and [Ir(Ph-py)2(Ph-terpy-κ2N)]PF6 (2B) designed to demonstrate the possibility controlling photophysical properties mono- bis-cyclometalated complexes [IrCl(Ph-py)(R-C6H4-terpy-κ3N)]PF6 [Ir(Ph-py)2(R-C6H4-terpy-κ2N)]PF6 through a remote electron-donating substituent introduced into 4′-position 2,2′:6′,2″-terpyridine (terpy) via phenyl linker. The attachment morpholinyl (morph) group was evidenced induce dramatic changes in emission characteristics monocyclometalated Ir(III) systems with meridionally coordinated R-C6H4-terpy ligand (κ3N). In solution, obtained complex found be rare example dual-emissive systems. Within series bearing bound central ion bidentate coordination mode, appended induced minor effect on maximum, but it an effective tool for extending excited-state lifetime, further prolonging increase solvent polarity. results this work are high significance better understanding push–pull dual-emission phenomena Ir-based luminophores, as well developing chromophores prolonged lifetimes.

Language: Английский

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Preparation of Langmuir-Blodgett composite films based on Bisphenol fluorene and Epoxy bisphenol fluorene with photovoltaic properties

Colloids and Surfaces A Physicochemical and Engineering Aspects, Journal Year: 2024, Volume and Issue: 700, P. 134812 - 134812

Published: July 14, 2024

Language: Английский

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