Results 141 to 150 of about 23,873 (241)

Poly(vinylbenzyl Pyridinium Salts) as Novel Sorbents for Hazardous Metals Ions Removal. [PDF]

open access: yesMolecules, 2022
Wieszczycka K   +4 more
europepmc   +1 more source

Water‐Soluble Ammonium BODIPYs: Synthesis, Photophysics, Photogelation, and Antimicrobial Activity

open access: yesChemistry – An Asian Journal, Volume 21, Issue 9, 14 May 2026.
Cationic ammonium BODIPY compounds were developed as water‐soluble multifunctional antimicrobial photoinitiators for the generation of biocompatible hydrogels. One of the ammonium BODIPY compounds (BODIPYC6H4NMe2Et) was able to photoinitiate the crosslinking of poly(vinyl alcohol) methacrylate (PVA‐MA) and gelatin‐methacryoyl (Gel‐MA) using visible ...
Qishu He   +5 more
wiley   +1 more source

Photoinduced Selective Construction of Densely Functionalized Spirocyclic Ethers With Carbyne Equivalents

open access: yesAngewandte Chemie, Volume 138, Issue 18, 27 April 2026.
A reactivity programmed cascade between carbyne equivalents and allylic benzoates was developed that sequentially orchestrates all three reactivity modes of carbyne equivalents, enabling the rapid installation of three σ‐bonds at a single carbon center and providing efficient, scalable access to structurally diverse spirocyclic ethers. ABSTRACT Carbyne
Jianke Su   +5 more
wiley   +2 more sources

Polyoxometalates for Health, Electronics, Energy, and the Environment: Challenges, Opportunities, and Future Horizons

open access: yesChemistryEurope, Volume 4, Issue 5, May 2026.
Polyoxometalates (POMs), illustrated as lemon‐like cars racing along a winding road, symbolize the accelerating progress of POM research toward technological applications. Global research communities, recent advances, and emerging opportunities highlight how coordinated efforts drive the transition of POM science from molecular discovery to deployable ...
Kirill Monakhov   +15 more
wiley   +1 more source

High Spin Iron–Phosphinidene and Arsinidene Complexes With Attenuated Metal–Ligand Multiple Bond Character

open access: yesAngewandte Chemie, Volume 138, Issue 18, 27 April 2026.
Unusually low metal–ligand bond orders are observed in high spin iron(II) pnictogenidene (PH2– and AsH2–) complexes. Electronic structure analysis provides evidence for multiconfigurational character that attenuates the metal–ligand multiple bond character normally that is typically associated with pnictogenidene ligands. These complexes can be used to
Austin D. Chivington   +5 more
wiley   +2 more sources

Synthesis of 3-substituted pyridinium salts

open access: yesARKIVOC, 2000
Juliusz Pernak, Jaroslaw Rogoza
doaj   +1 more source

Lanthanide Monoporphyrinates and Complexes With a Schiff Base Derivative: Thermodynamic Stability and Bioimaging Capabilities

open access: yesChemistry–Methods, Volume 6, Issue 5, May 2026.
This study provides new data for the stability constants of lanthanide complexes using spectrometric methods with different approaches, considering the stability differences. Clinical applications ranging from magnetic resonance imaging to cancer therapy are more relying on the use of lanthanide coordination compounds.
Wanqi Zhou   +5 more
wiley   +1 more source

Metal catalyzed rearrangement of a 2,2'-bipyridine Schiff-base ligand to a quaterpyridine-type complex [PDF]

open access: yes, 2007
Champouret   +21 more
core   +1 more source

Donor-Acceptor Pyridinium Salts for Photo-Induced Electron-Transfer-Driven Modification of Tryptophan in Peptides, Proteins, and Proteomes Using Visible Light. [PDF]

open access: yesJ Am Chem Soc, 2022
Hoopes CR   +11 more
europepmc   +1 more source

Membrane Engineering for Battery Systems: Bridging Design Principles and Frontier Applications

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 3, May 2026.
The review emphasizes membrane separators' role in battery performance and safety, covering redox flow, lithium‐ion, and solid‐state batteries. It reviews advances in membrane materials (e.g., polymer electrolytes, hybrid composites) and ion transport mechanisms, while addressing challenges like dendrite growth and crossover losses.
Xiaoqun Zhou   +3 more
wiley   +1 more source

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