Results 121 to 130 of about 30,334 (288)

Ligand Engineering of Co‐N4 Single‐Atom Catalysts for Highly‐Active and Stable Acidic Oxygen Evolution

open access: yesAdvanced Science, EarlyView.
This study highlights the effects of metal – ligand distance on d electron structure and orbital configuration of single atom catalysts (SACs) and their corresponding oxygen evolution reaction (OER) catalytic activity and stability based on the ligand engineering.
Taeyoung Jeong   +6 more
wiley   +1 more source

Mechanochemical synthesis of some heterocyclic molecules using Sonogashira cross-coupling reaction and their anticancer activities

open access: yesResults in Chemistry, 2020
A greener strategy for the synthesis of some functionalized heterocycles have been developed using Sonogashira cross-coupling reaction of furfural derived isoxazolidine and isoxazoline derivatives.
Bhaskar Chakraborty, Esmita Chettri
doaj  

Iron(III) promoted oxidative annulation of benzylic C-H bonds in (α-amino)arylacetic acids for synthesis of 4-aryl pyrrolo[1,2-a]quinoxalines

open access: yesVietnam Journal of Science, Technology and Engineering, 2023
Using amino acids for synthesis of heterocycles is a synthetically promising field. However, developing the practical methods for transformations of amino acids into heterocycles is still challenging.
Tuan Hoang Ho   +3 more
doaj  

The Ring Opening of Aromatic O-Heterocycles by Sodium in Pyridine. [PDF]

open access: bronze, 1966
Jarl Gripenberg   +7 more
openalex   +1 more source

Squaraine Dyes for Organic Photomultiplication Photodetectors with 220% External Quantum Efficiency at 1240 nm

open access: yesAdvanced Science, EarlyView.
The synthesis of a range of squaraine dyes is reported with maximum absorption in solution above 1100 nm. Near‐infrared sensitive organic photomultiplication photodetectors are developed. Photomultiplication occurs via squaraine hole trap‐induced injection of electrons from the external circuit.
Joshua Csucker   +9 more
wiley   +1 more source

Mechanistic Foundations of KRAS‐Driven Tumor Ecosystems: Integrating Crosstalk among Immune, Metabolic, Microbial, and Stromal Microenvironment

open access: yesAdvanced Science, EarlyView.
KRAS mutations dynamically remodel the tumor microenvironment (TME), fostering immunosuppression, metabolic symbiosis, and stromal plasticity. This review dissects how oncogenic KRAS variants sculpt TME networks and explores actionable vulnerabilities. Emerging strategies combining KRAS inhibitors and TME‐editing approaches offer potential to dismantle
Jiayao Ma   +9 more
wiley   +1 more source

In Situ Assembly of Fluorogenic RNA for Screening Natural Anti‐Liver Fibrosis Products via Dynamic Visualization of COL1A1 mRNA

open access: yesAdvanced Science, EarlyView.
This study introduces an in situ assembly of fluorogenic RNA approach for screening natural anti‐liver fibrosis compounds and dynamic visualization of endogenous COL1A1 mRNA in live cells. It offers a simple, cost‐effective approach of visualizing RNA dynamics and conducting drug screening in live cells, presenting a significant potential for the ...
Rui Bai   +6 more
wiley   +1 more source

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