Results 21 to 30 of about 525 (98)

Bottlenecks‐Breaking in Zinc‐Iodine Batteries Toward Practical Implementation: A Review and Perspective

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 9, Issue 4, July 2026.
Aqueous zinc–iodine batteries (Zn–I2Bs) offer promise for grid storage due to safety and cost advantages yet face critical bottlenecks: severe self‐discharge (polyiodide shuttling and HER), limited energy density, sluggish kinetics, and zinc anode instability.
Jialin Yang   +3 more
wiley   +1 more source

Visible Light‐Induced Transformation of β‐Aryl‐α,β‐Unsaturated Acylsilanes into Indenol Derivatives via Alkenyl Siloxycarbenes

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 12, 17 June 2026.
Visible light activates β‐aryl α,β‐unsaturated acylsilanes to form indenols without catalysts or metals. A stepwise photochemical cascade reorganizes simple precursors through isomerization, rearrangement, and ring formation. The process highlights sustainable reaction design while showcasing the synthetic power of acylsilane photochemistry and the ...
Adrián Álvarez   +4 more
wiley   +1 more source

Selective Oxidation of Primary Amines to Nitriles Catalyzed by the Ru‐Doped Hexagonal Perovskite SrMnO3

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 11, 3 June 2026.
The selective oxidation of primary amines to generate nitriles provides a cost‐effective and atom‐economical synthetic approach that avoids the formation of harmful byproducts. However, achieving high yields under mild conditions remains challenging, due to the difficulty in efficiently activating the α‐CH bonds of amines and the multiple competing ...
Tsukino Ishizaki   +2 more
wiley   +1 more source

Influence of Carboxylate Ligand Variation on Structure, Magnetic Exchange, and Magnetocaloric Performance in Hexanuclear Gd(III) Complexes

open access: yesChemistry – A European Journal, Volume 32, Issue 21, 1 June 2026.
ABSTRACT Hexanuclear cyclic Gd(III) coordination compounds are promising candidates for magnetic and magnetocaloric applications, yet systematic series remain rare due to synthetic challenges. We report the synthesis and characterization of five new complexes with the general formula [Gd(H3bt)(carboxylate)]6, employing four different carboxylate ...
Ondřej František Fellner   +7 more
wiley   +1 more source

Biological and In Silico Evaluation of Novel Methoxyphenol–1,2,3‐Triazole Hybrids as Multifunctional Anti‐Alzheimer's and Anticancer Agents

open access: yesChemical Biology &Drug Design, Volume 107, Issue 6, June 2026.
Novel methoxyphenol‐1,2,3‐triazole hybrids were synthesized as multifunctional leads. Compound 5e exhibited potent PC3 cytotoxicity (IC50: 3.57 μM), while 5c showed superior AChE inhibition (IC50: 1.44 μM) and high selectivity (SI: 6.22). DFT and docking studies confirmed their dual‐targeting potential, providing a robust scaffold for Alzheimer's and ...
Sultan Onur   +2 more
wiley   +1 more source

1,4‐Pentanediol as an Alternative Biomass‐Derived Medium for the Phosphine‐Free Heck Coupling Reactions

open access: yesChemSusChem, Volume 19, Issue 9, 14 May 2026.
In this research, a phosphine‐free Heck coupling reaction was performed using biomass‐derived 1,4‐pentanediol and a polar protic solvent. It was demonstrated that a wide scope of products could be isolated by a simple filtration, eliminating the high‐solvent‐consuming column chromatography and reducing the E‐factor by more than 90% compared to ...
Csaba Árvai, László T. Mika
wiley   +1 more source

Catalytic Enantioselective Synthesis of Conformationally Stable C(sp2)−C(sp3) Naphthocoumarin Atropisomers

open access: yesAdvanced Synthesis &Catalysis, Volume 368, Issue 9, 5 May 2026.
The enantioselective synthesis of naphthocoumarin adducts via a tandem organocatalytic 1,4‐addition/decarboxylation delivers excellent control over a newly forged stereocenter and yields configurationally stable synclinal atropisomers. The process features broad substrate scope and scalability, and its structural and mechanistic foundations are ...
M. Chiara Cabua   +10 more
wiley   +1 more source

Substituent Effects on Cyanine Dyes Vary with Position and Chain Length

open access: yesAdvanced Optical Materials, Volume 14, Issue 19, 22 May 2026.
In cyanines, substituent effects vary as a function of substituent position and cyanine length. Electron‐donating‐ and ‐withdrawing groups at meso‐ and α‐positions of 4n+1/4n−1 long cyanines (n = 1, 2, 3…) cause opposing, hypsochromic and bathochromic shifts of the 1st UV–vis absorption bands.
David Dunlop   +2 more
wiley   +1 more source

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