Dendrimers: Exploring Their Wide Structural Variety and Applications

Polymers, Journal Year: 2023, Volume and Issue: 15(22), P. 4369 - 4369

Published: Nov. 9, 2023

Dendrimers constitute a distinctive category of synthetic materials that bear resemblance to proteins in various aspects, such as discrete structural organization, globular morphology, and nanoscale dimensions. Remarkably, these attributes coexist with the capacity for facile large-scale production. Due advantages, realm dendrimers has undergone substantial advancement since their inception 1980s. Numerous reviews have been dedicated elucidating this subject comprehensively, delving into properties applications quintessential dendrimer varieties like PAMAM, PPI, others. Nevertheless, contemporary landscape transcends early paradigms, witnessing emergence diverse array novel dendritic architectures recent years. In review, we aim present comprehensive panorama expansive domain dendrimers. As such, our focus lies discussing key predominant types existing today. We will commence conventional variants progressively delve more pioneering ones, including Janus, supramolecular, shape-persistent, rotaxane

Language: Английский

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Ru nanoparticles decorating ferrocene-based metal-organic framework for efficient and stable water-splitting electrocatalyst

International Journal of Hydrogen Energy, Journal Year: 2024, Volume and Issue: 64, P. 261 - 268

Published: March 27, 2024

Language: Английский

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Triiron Complex with N-Ferrocenyl Aminocarbyne Ligand Bridging a Diiron Core: DFT, Electrochemical, and Biological Insights

Inorganic Chemistry, Journal Year: 2024, Volume and Issue: 63(2), P. 1054 - 1067

Published: Jan. 3, 2024

The first N-ferrocenyl aminocarbyne complex, [Fe2Cp2(CO)2(μ-CO){μ-CN(Me)(Fc)}]CF3SO3 ([2]CF3SO3), was synthesized with an 88% yield from [Fe2Cp2(CO)4], isocyanoferrocene (CNFc), and methyl triflate. synthesis proceeded through the intermediate formation of [Fe2Cp2(CO)3(CNFc)], 1. Multinuclear NMR experiments revealed presence cis trans isomers for [2]CF3SO3 in organic solvents, agreement DFT outcomes. Electrochemical spectroelectrochemical studies demonstrated one reduction process occurring prevalently at diiron core oxidation involving ferrocenyl substituent. is expected to favor redox activation [2]+ a biological environment. Both its phenyl analogue [Fe2Cp2(CO)2(μ-CO){μ-CN(Me)(Ph)}]CF3SO3 ([3]CF3SO3), prepared comparison, exerted moderate antiproliferative activity against human cancer cell lines A431, HCT-15, PSN-1, 2008, U1285. However, exhibited higher cytotoxicity than [3]CF3SO3, showed substantial ability induce intracellular ROS production, outperformed cisplatin three-dimensional SCLC model.

Language: Английский

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Macromolecules incorporating transition metals in the treatment and detection of cancer and infectious diseases: Progress over the last decade

Coordination Chemistry Reviews, Journal Year: 2024, Volume and Issue: 510, P. 215732 - 215732

Published: March 28, 2024

Language: Английский

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Reaction Chemistry of Zirconocene(II) with Ferrocenyl Carbonyls^§

European Journal of Inorganic Chemistry, Journal Year: 2025, Volume and Issue: unknown

Published: March 11, 2025

Abstract Treatment of {Zr}( η 2 ‐Me 3 SiC≡CSiMe )(py) ({Zr}=Zr( 5 ‐C H ) ; py=C N) ( 1 with FcC(O)H (Fc=Fe( )( 4 )) a gives dimeric [{Zr}( ‐OCHFc)] ), while the reaction ketone FcC(O)Ph b produces monomeric metallaoxiran ‐OCPhFc)(Ph)] ). In contrast, compound forms [{Zr}(O=CFc ] in presence FcC(O)Fc c The structures – solid state were determined by single crystal X‐ray analysis. two ‐OCHFc) building blocks are connected to each other over oxygen bridges aldehydes being ‐coordinated. By exchanging aldehyde , is accessible σ ‐bonded phenylate ligand and bonded ‐fashion Zr(IV). within Fc C=O ketones datively zirconocene unit Zr oxidation II, demonstrating new family compounds which metallocene coordinated group metal. Further, characterized IR spectroscopy investigated matrix assisted laser desorption/ionization mass spectrometry. case its crystallisation was tracked NMR towards CH Cl high resolution

Language: Английский

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Multi-Ferrocene-Based Ligands: From Design to Applications

Chemical Reviews, Journal Year: 2025, Volume and Issue: unknown

Published: March 17, 2025

Despite the extensive literature on ferrocene chemistry, a comprehensive analysis of multiferrocene ligands is notably absent. Thus, this review presents an overview multiferrocenyl-containing ligands, focusing their synthesis, characterization, and applications in catalysis sensing. These offer unique properties, including redox activity planar chirality, making them valuable asymmetric molecular electronics. The covers from first synthesis tris(ferrocenyl)phosphane 1962 to current developments, various ligand subsets, which contain at least two units within structure. Special attention given explaining coordination electrochemical behavior, practical these ligands. aim undertaking fill gaps knowledge inspire further research by identifying areas for exploration. Notably, certain families like TRAP (trans-spanning phosphane) remain underexplored terms highlighting opportunities future investigation. provides resource researchers field, stimulating advancements multiferrocenyl chemistry its wide-ranging applications.

Language: Английский

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The numerous paths of ferrocene

Nature Chemistry, Journal Year: 2023, Volume and Issue: 15(11), P. 1650 - 1650

Published: Oct. 31, 2023

Language: Английский

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Heterometallic macromolecules: Synthesis, properties and multiple nanomaterial applications

Coordination Chemistry Reviews, Journal Year: 2023, Volume and Issue: 500, P. 215544 - 215544

Published: Nov. 10, 2023

Language: Английский

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Metallodendrimers Unveiled: Investigating the Formation and Features of Double-Decker Silsesquioxane-Based Silylferrocene Dendrimers

Inorganic Chemistry, Journal Year: 2023, Volume and Issue: 62(41), P. 16932 - 16942

Published: Sept. 29, 2023

Dendrimers exhibiting reversible redox properties have attracted extensive attention for their potential as electron transfer mediators, catalysts, and molecular sensors. In this study, we introduce intriguing G1 G2 dendrimers featuring double-decker silsesquioxane cores silylferrocene moieties. Through a carefully orchestrated sequence of condensation, reduction, hydrosilylation reactions, these compounds were synthesized comprehensively characterized spectroscopically spectrometrically. Our investigation also encompassed the examination properties, including thermal stability, solubility in common organic solvents, electrochemical behavior. We determined that possess capability to form monolayers on platinum electrodes, which conclusively demonstrated through probing cyclic voltammetry, impedance spectroscopy, scanning microscopy imaging. Notably, study marks first-ever example modifying with ferrocene groups while simultaneously representing one scarce instances an open core.

Language: Английский

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Synthesis and Reactivity of Iron-Oxocyclohexadienyl Complexes toward Proton-Coupled Electron Transfer

Organometallics, Journal Year: 2024, Volume and Issue: 43(21), P. 2736 - 2746

Published: July 27, 2024

An iron(II) complex bearing an oxocyclohexadienyl ligand is newly designed and synthesized based on computational study by density functional theory calculations. Protonation reduction of this afford iron(I) a π-phenol with weak O–H bond dissociation free energy 27.8 kcal/mol. This works as proton-coupled electron transfer (PCET) reagent to react organic molecules. PCET from the molybdenum nitride also proceeds achieve catalytic ammonia formation dinitrogen under mild reaction conditions.

Language: Английский

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