Results 31 to 40 of about 1,775,336 (273)

Fluorescence Sensors Based on Hydroxycarbazole for the Determination of Neurodegeneration-Related Halide Anions

open access: yesBiosensors, 2022
The environmental presence of anions of natural origin or anthropogenic origin is gradually increasing. As a tool to tackle this problem, carbazole derivatives are an attractive gateway to the development of luminescent chemosensors.
Víctor González-Ruiz   +7 more
doaj   +1 more source

Anion-Templated Rotaxane Formation

open access: yes, 2016
The development of an acyclic chloride anion template in which the chloride anion is coordinatively unsaturated and available for subsequent complexation to various hydrogen bond donating components is described.
James A. Wisner (2022958)   +3 more
core   +2 more sources

Anion-adaptive crystalline cationic material for 99TcO4 − trapping

open access: yesNature Communications, 2019
Efficient anion recognition and trapping is of great significance for anion-specific separation processes but the design of an anion-adaptive sorbents remains a challenge. Here the authors use a cucurbit[8]uril based soft cationic supramolecular material
Lei Mei   +12 more
doaj   +1 more source

Anion-Responsive Fluorescent Supramolecular Gels

open access: yesMolecules, 2022
Three novel bis-urea fluorescent low-molecular-weight gelators (LMWGs) based on the tetraethyl diphenylmethane spacer—namely, L1, L2, and L3, bearing indole, dansyl, and quinoline units as fluorogenic fragments, respectively, are able to form gel in ...
Giacomo Picci   +6 more
doaj   +1 more source

“Texas-Sized” Molecular Boxes: From Chemistry to Applications

open access: yesMolecules, 2021
The design and synthesis of novel macrocyclic host molecules continues to attract attention because such species play important roles in supramolecular chemistry.
Xiaodong Chi   +5 more
doaj   +1 more source

Control and recognition of anionic ligands in myoglobin [PDF]

open access: yesFEBS Letters, 1991
Equilibrium and kinetic experiments on site‐directed mutants of a synthetic sperm whale myoglobin (Mb) gene have been performed. Results on the reactivity on both ferric and ferrous wild type and mutants Mb's are presented. Analysis of ligand binding to His(E7) Val and His(E7) Val‐Thr(E10) Arg mutants compared to wild‐type sperm whale, horse and ...
CUTRUZZOLA', Francesca   +5 more
openaire   +3 more sources

A Simulation Model for the Non-Electrogenic Uniport Carrier-Assisted Transport of Ions across Lipid Membranes

open access: yesMembranes, 2022
Impressive work has been completed in recent decades on the transmembrane anion transport capability of small synthetic transporters from many different structural classes.
Mariano Andrea Scorciapino   +4 more
doaj   +1 more source

Anion Recognition by a Silanediol-Based Receptor

open access: yes, 2016
To explore the anion recognition ability of silanol hydroxy groups, a silanediol-based receptor 1 was prepared. Spectroscopic studies and X-ray crystallography revealed that the receptor exhibits the characteristic recognition of anions via two hydrogen ...
Ryoji Tanaka (2013802)   +3 more
core   +2 more sources

Synthesis and anion recognition properties of shape-persistent binaphthyl-containing chiral macrocyclic amides

open access: yesBeilstein Journal of Organic Chemistry, 2012
We report on the synthesis and characterization of novel shape-persistent, optically active arylamide macrocycles, which can be obtained using a one-pot methodology.
Marco Caricato   +5 more
doaj   +1 more source

A New Family of Macrocyclic Polyamino Biphenolic Ligands: Acid-Base Study, Zn(II) Coordination and Glyphosate/AMPA Binding

open access: yesMolecules, 2023
In this study, the ligands 23,24-dihydroxy-3,6,9,12-tetraazatricyclo[17.3.1.1(14,18)]eicosatetra-1(23),14,16,18(24),19,21-hexaene, L1, and 26,27-dihidroxy-3,6,9,12,15-pentaazatricyclo[20.3.1.1(17,21)]eicosaepta-1(26),17,19,21(27),22,24-hexaene, L2, were ...
Gina Elena Giacomazzo   +10 more
doaj   +1 more source

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