Results 61 to 70 of about 6,709 (215)

Antimicrobial Activity of Calixarenes and Related Macrocycles

open access: yesMolecules, 2020
Calixarenes and related macrocycles have been shown to have antimicrobial effects since the 1950s. This review highlights the antimicrobial properties of almost 200 calixarenes, resorcinarenes, and pillararenes acting as prodrugs, drug delivery agents ...
Dmitriy N. Shurpik   +3 more
doaj   +1 more source

Cell‐based crop phenotyping for future climates

open access: yesNew Phytologist, Volume 252, Issue 2, Page 575-587, October 2026.
Flow‐chart diagram illustrating the proposed pathway for improving the throughput of fluorescence imaging‐based phenotyping by using robotics and machine learning (ML) approaches. Summary Abiotic stress tolerance has been significantly weakened in modern crops during the domestication process.
Sergey Shabala   +5 more
wiley   +1 more source

Prism[5]MaxQ: A Sulfated Prism[5]Arene and Its Molecular Recognition Properties Toward a Panel of Quaternary Ammonium Guests

open access: yesChemistry – A European Journal, Volume 32, Issue 34, 11 September 2026.
We report the synthesis and characterization of a sulfated prism[5]arene host (Prism[5]MaxQ). Prism[5]MaxQ displays ultrahigh binding affinity (Ka up to 1012 M−1) toward hydrophobic (di)cations in phosphate‐buffered saline (PBS). The work positions Prism[5]MaxQ as a new member of the family of ultrahigh‐affinity hosts poised for use as a sequestrant in
Emmanuel A. Bazan‐Bergamino   +1 more
wiley   +1 more source

Hydroformylation of Olefins With Paraformaldehyde Catalyzed by a Rhodium(I)/Diphosphine/Diphosphoramidite System

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 34, 11 September 2026.
A new dual‐ligand rhodium catalytic system based on [RhCl(cod)]2, BINAP or BIPHEP, and a diphosphoramidite ligand enables the hydroformylation of olefins using paraformaldehyde as a syngas surrogate. The system efficiently converts vinyl arenes, alkyl olefins, cyclopentene, and allyl acetate with high activity and regioselectivity.
Carmela G. Arena
wiley   +1 more source

Recent Advances in Synthesis and Applications of Calixarene Derivatives Endowed with Anticancer Activity

open access: yesMolecules
Calix[n]arenes, macrocycles constituted of 4–8 phenol moieties linked through methylene bridges, are stable molecules that can be selectively functionalised at the upper or lower rim.
Elżbieta Wojaczyńska   +5 more
doaj   +1 more source

THE STRUCTURE OF THE TETRA-POTASSIUM SALT OF CALIX[4]ARENE DIHYDROXYPHOSPHONIC ACID [PDF]

open access: yesChemistry Journal of Moldova: General, Industrial and Ecological Chemistry, 2007
The solid-state structure of the tri-potassium calix[4]arene dihydroxyphosphonate salt is presented. In this structure, two potassium cations bridge between layers of dimeric calixarene diphosphonate units and two other potassium cations bridge along the
Adina N. Lazar   +3 more
doaj  

Detection Techniques for Polycyclic Aromatic Hydrocarbons and Their Metabolites: A Review

open access: yesphysica status solidi (a), Volume 223, Issue 17, 9 September 2026.
Overview of the different techniques that can be used to detect polyclic aromatic hydrocarbons and their metabolites. Polycyclic aromatic hydrocarbons (PAHs) are a class of organic pollutants affecting the environment as well as individual health that has been linked to various diseases including cancer.
Martin Wolfgang Konrad   +3 more
wiley   +1 more source

Calixarene-Capped Platinum Nanofluid for Pseudohomogeneous Catalytic Cracking and Heat Sink Enhancement of Ethylcyclohexane

open access: yes
To solve the heat management problem of supersonic aircraft, endothermic hydrocarbon fuels (EHFs) have been developed as both a coolant and a propellant. The pseudohomogeneous catalyst is an efficient way to improve the heat sink of EHFs.
Shu Yan (394046)   +6 more
core   +1 more source

calixarenes

open access: yes, 2014
Citation: 'calixarenes' in the IUPAC Compendium of Chemical Terminology, 3rd ed.; International Union of Pure and Applied Chemistry; 2006. Online version 3.0.1, 2019. 10.1351/goldbook.C00783 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Recent Advances in Microwave and Ultrasound Assisted Synthesis of Quinoline Derivatives as Anticancer Agents

open access: yesChemistry &Biodiversity, Volume 23, Issue 9, September 2026.
Green microwave‐ and ultrasound‐assisted synthesis enables the rapid, sustainable preparation of quinoline‐based anticancer agents with improved reaction efficiency, higher yields, and enhanced biological activity. ABSTRACT Quinoline derivatives represent a privileged class of heterocyclic compounds with remarkable structural diversity and broad ...
Rohit Pal   +5 more
wiley   +1 more source

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