Results 221 to 230 of about 51,809 (295)

Chemo‐Enzymatic Route for Covalent Cellulose Fiber Dyeing

open access: yesChemistry – A European Journal, Volume 32, Issue 14, 15 April 2026.
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

In situ generated hydrogen-bonding microenvironment in functionalized MOF nanosheets for enhanced CO<sub>2</sub> electroreduction. [PDF]

open access: yesProc Natl Acad Sci U S A
Yang G   +10 more
europepmc   +1 more source

Synthesis of Sulfur Heterocycles by Palladium‐Catalyzed Cyclization

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 14, 15 April 2026.
In spite of the well‐known palladium thiophilicity, sulfur‐containing acyclic substrates may efficiently undergo several different kinds of palladium‐catalyzed cyclization processes leading to highly important sulfur heterocycles in one synthetic step. Advances in this challenging and stimulating field of research are presented in this review.
Bartolo Gabriele
wiley   +1 more source

Semi-Targeted Nuclear Magnetic Resonance Metabolomics via Parahydrogen-Induced Hyperpolarization for Enhanced Sensitivity to Metabolic Composition. [PDF]

open access: yesJ Am Chem Soc
Posthumus TB   +9 more
europepmc   +1 more source

Catalytic Hydrogenation of Lignin‐Derived Aromatics With Rhodium Oxide in Water

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 14, 15 April 2026.
The easily available, easy‐to‐handle rhodium(III) oxide, Rh2O3, is shown to be a competent catalyst for arene hydrogenation, including chemoselective reduction of α,β‐unsaturated aryl ketones. Catalytic arene hydrogenation offers a direct pathway to saturated carbocycles. It can also be exploited to upgrade lignin‐derived aromatics.
Zhenyu Chen   +8 more
wiley   +1 more source

Polyethylene‐Polyamide‐6 Diblock Copolymers for Fused Filament Fabrication

open access: yesJournal of Polymer Science, Volume 64, Issue 8, Page 1744-1759, 15 April 2026.
Linear HDPE‐PA6 block copolymers were prepared by polymerization of ethylene to a macroinitiator and subsequent anionic caprolactam polymerization. The copolymer with a HDPE mass of 6500 Da and PA6 mass of 20.000 Da was used as a filament in 3D printing.
Elsa M. Schoeneberger   +1 more
wiley   +1 more source

The Multifaceted Legacy of Thalidomide: Chemistry and Biology Driving Modern Drug Design

open access: yesChemMedChem, Volume 21, Issue 7, 14 April 2026.
Thalidomide serves as a molecular nexus linking chemistry and biology: advances in synthesis and structural understanding enable protein degradation technologies, while its immunomodulatory activity underpins anti‐inflammatory and anticancer therapies.
Konstantina Nikovia   +4 more
wiley   +1 more source

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