Results 11 to 20 of about 306 (115)

Tackling the Reactivity of Propadiene: Palladium Metallaphotoredox Dual Catalyzed Multi‐Component Allylation and Dienylation of Styrenes

open access: yesAngewandte Chemie, Volume 138, Issue 4, 22 January 2026.
We presented herein that propadiene can chemodivergently form either an allylic moiety or a dienylic moiety under Pd catalysis. Embedding this reactivity pattern into photocatalysis with DHP as the initial radical source and styrene derivatives as the initial acceptor leads to multi‐component allylation and dienylation.
Yi‐Fei Yang   +2 more
wiley   +2 more sources

Chemo‐Enzymatic Route for Covalent Cellulose Fiber Dyeing

open access: yesChemistry – A European Journal, EarlyView.
This work presents a proof of concept for a chemo‐enzymatic approach to the covalent dyeing of cotton fibers. Laccase/TEMPO oxidation introduces aldehyde groups, enabling subsequent reductive amination with amino dyes. Excellent color homogeneity and wash fastness were demonstrated using acid red 33, highlighting the robustness of the approach and its ...
Awilda Maccow   +6 more
wiley   +1 more source

Dual‐Functional Sulfonated Nanocellulose for Proton Exchange Membranes With High Proton Conductivity at Low Humidity

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A scalable dual‐functional strategy yields simultaneously sulfonated and nanosized cellulose for proton exchange membranes with continuous hydrogen‐bond networks. These sustainable membranes exhibit low‐humidity proton conductivity twofold higher than Nafion 212, providing a robust solution for next‐generation fuel cells.
Nan Li   +6 more
wiley   +1 more source

Synthesis and Biological Profile of Substituted Pyrrolidinyl Carboxamides for Acyl‐ACP Thioesterase Inhibition

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
The work outlined herein covers a series of novel herbicidal lead structures that possess a pyrrolidinyl pyrazole carboxamide scaffold as a key structural feature, carrying further substituted benzyl side chains. Based on scaffold hopping approaches from known fungicidal and herbicidal compounds and utilizing an optimized synthetic approach, a broader ...
Elisabeth Asmus   +24 more
wiley   +1 more source

Toward Bimetallic Nanowire Arrays with Controlled Compositions Using Block Copolymer Films: The Interplay Between Metal Precursors

open access: yesAngewandte Chemie, Volume 137, Issue 43, October 20, 2025.
Co‐impregnation of block copolymer films enables the creation of ordered arrays of bimetallic nanowires (NWs). The dependence of the NW composition on the feed revealed direct and indirect modes of mutual influence between the metal precursors stemming from the types of interactions involved.
Ofer Burg, Carmel Cohen, Roy Shenhar
wiley   +2 more sources

Direct‐to‐Biology: Streamlining the Path From Chemistry to Biology in Drug Discovery

open access: yesChemMedChem, Volume 21, Issue 4, 25 February 2026.
Crude yet clever: Direct‐to‐biology workflows exploit nanoscale synthesis and plate‐based assays to accelerate hit discovery, save precious intermediates, and rethink early drug discovery. Direct‐to‐biology (D2B) has emerged as a transformative concept in early drug discovery, defined by the direct on‐target screening of crude reaction mixtures without
Ariane F. Hübner, Fabian Barthels
wiley   +1 more source

Incorporating Heavy Atom Effect onto Molecular Rotors for Realizing Exceptionally Photocatalytic Oxidation Reaction under Low‐Temperature Conditions

open access: yesAdvanced Materials Interfaces, Volume 13, Issue 3, 3 February 2026.
Here, we reported a series of molecular‐rotor‐based photoactivated oxidase mimics, DAPy‐Xm, in which heavy atom incorporation enhances both ROS generation and cold‐adapted property. Among them, DAPy‐Im enables efficient photo‐oxidation of ergosterol and photocatalytic H2O2 production at low temperature.
Barbara Zenabu Anibea   +3 more
wiley   +1 more source

Microdroplet Stabilization Enabled Direct Mass Spectrometric Identification of Electrogenerated Transient Carbocation Intermediates

open access: yesAdvanced Science, Volume 13, Issue 9, 13 February 2026.
The in situ mass spectrometric identification of the electrogenerated benzylic and phenylic carbocations, whose half‐lives in bulk solutions are on the nanosecond scale, is achieved by taking advantage of the unique stabilization effect of the electrosprayed microdroplets.
Guo‐Shan Zhu, Ren‐Jie Hui, Jun Hu
wiley   +1 more source

Three Is Better than One: A Multimetal Complex that Triggers Immunogenic Cell Death

open access: yesAngewandte Chemie, Volume 137, Issue 39, September 22, 2025.
A triple metal prodrug that codelivers PtII, RuII, and AuI species triggers a potent immunogenic cell death (ICD) response via combined Type I/II pathways. The tri‐metallic scaffold promotes tumor inhibition, immune memory, and peripheral leukocyte activation, offering a next‐generation chemo‐immunotherapeutic approach (created in BioRender.
Tomer Babu   +4 more
wiley   +2 more sources

Solution‐Processable, Ladder‐Branched Polyimides of Intrinsic Microporosity by [4+4] Cycloaddition for Membrane Gas Separation

open access: yesAdvanced Materials, Volume 38, Issue 4, 16 January 2026.
An effective post‐synthetic modification strategy utilizing [4+4] cycloaddition is demonstrated to fabricate ladder‐branched polyimides of intrinsic microporosity (PIM‐PIs) with significantly enhanced performance characteristics for membrane‐based gas separation.
Tae Hoon Lee   +3 more
wiley   +1 more source

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