ArtikelElectrochemical Determination of Chloroquine Phosphate in Real Samples Using a Diresorcinate‐1,10‐phenanthrolinecobalt(II)‐Modified Glassy Carbon Electrodevon Adane Kassa et al. · 27.03.2023 The synthesis, characterization and electrochemical application of a novel mixed ligand Co(II) complex for SWV determination of Chloroquine phosphate CQP in biological and pharmaceutical formulations samples are reported. The developed sensor is val...
ArtikelLiquid Plasticine‐Based Electrokinetic Enrichment of Proteinsvon Yulin Zhou et al. · 27.03.2023 An open liquid plasticine-based FASS system (FASS: field-amplified sample stacking) for protein enrichment was developed, with which proteins can be enriched 40–80-fold by LP-FASS within 40 min. Abstract Protein analysis is an important approach f...
ArtikelEfficient Synthesis of 3‐Mercaptoindoles via HI‐Promoted Sulfenylation of Indoles with Sodium Sulfinatesvon Shengnan Sun et al. · 27.03.2023 A new direct sulfenylation method of indoles by sodium sulfinates and hydroiodic acid was developed giving variety of 3-sulfenylindoles in high yields under mild conditions without using any catalysts or other additives. RS-I species generated in si...
ArtikelContradicting Influence of Zn Alloying on Electronic and Thermal Properties of a YbCd2Sb2‐Based Zintl Phase at 700 Kvon Seung‐Hwan Kwon et al. · 28.02.2023 The high thermoelectric figure-of-merit (zT) of 1.4 reported in (Yb0.9Mg0.1)Cd1.6−x Mg0.4Zn x Sb2 (x=0.4) is explained in terms of its physical reason. Although the weighted mobility of x=0.4 is the lowest among other Zn alloying content (x), bec...
ArtikelNew Azacycles by One‐Pot Three‐Component Hantzsch‐Like Synthesis of Tetra(hexa)azacyclopenta[a]anthracenes, Tetraazaindeno[5,4‐b]fluorenes, and Oxatetraazacyclopenta[m]tetraphenesvon Amr M. et al. · 28.02.2023 An efficient approach to annelated tetra(hexa)azacyclopenta[a]anthracenes, tetraazaindeno[5,4-b]fluorenes, and oxatetraazacyclopenta[m]tetraphene was accomplished via the one pot three-component reaction involving 7-amino-2-methyl-3-phenylpyrazolo[1...
ArtikelEngineering Saccharomyces cerevisiae for the de novo Production of Halogenated Tryptophan and Tryptamine Derivativesvon Nicholas Milne et al. · 17.03.2023 Saccharomyces cerevisiae strains expressing several tryptophan halogenases, a flavin reductase, and a tryptophan decarboxylase are used for the in vivo biosynthesis of halogenated tryptophan and tryptamine derivatives. The products can serve as...
ArtikelSemiconductor/Carbon Quantum Dot‐based Hue Recognition Strategy for Point of Need Testing: A Reviewvon Daquan Li et al. · 09.03.2023 The construction strategies and application fields including cations, anions, small molecules, biomarkers and pH sensing of semiconductor/carbon quantum dot-based hue recognition for point of need testing. And the mentioned hue is generated by ratio...
ArtikelPropargyl Amines: Versatile Building Blocks in Post‐Ugi Transformationsvon Rinkal B. et al. · 01.02.2023 Applications of propargyl amines in the Ugi reaction and further transformations are discussed in this review. These post-Ugi transformations, employing transition metal catalysis, base-mediated reactions and rearrangements, allow the syntheses of d...
ArtikelImidazolyl‐Substituted Benzo‐ and Naphthodithiophenes as Precursors for the Synthesis of Transient Open‐Shell Quinoidsvon Peng Hou et al. · 27.01.2023 A series of sulfur-containing heteroacenes were synthesized and utilized as precursors to imidazolylidene-substituted quinoids. The transiently formed quinoids exhibit small singlet-triplet gaps and exist as open-shell molecules, as evidenced by EPR...
ArtikelPreprints in Chemistry: a Research Team's Journey von Rosaria Ciriminna et al. · 06.09.2022 Preprints in chemistry: Benefits? Risks? Tradeoff? The outcomes of our team's nearly six-year journey through preprint publishing, show evidence that preprinting research substantially benefits both early career and senior researchers in the chemica...
ArtikelConformer Selection Upon Dilution with Water: The Fascinating Case of Liquid Ethylene Glycol Studied via Molecular Dynamics Simulations von Anjali Gaur et al. · 11.08.2022 How does the polarity of an aqueous solution affect the molecular conformation of a solute? Molecular dynamics simulations show that the dipole moment magnitude of a small, yet conformationally rich molecule, ethylene glycol, increases upon its dilu...
ArtikelSynthesis of Mucin O‐Glycans Associated with Attenuation of Pathogen Virulencevon Giulietta Minzer et al. · 26.07.2022 Recent studies have reported that pooled mucin O-glycans attenuate virulence in diverse pathogens, but the molecular mechanisms have not yet been established. In this work, an optimized synthetic method is described to generate a small library of mu...
ArtikelRecent Advances in Single Cell Analysis by Electrochemiluminescencevon Hao Ding et al. · 26.07.2022 Electrochemiluminescence (ECL) with unique features including near-zero background, high sensitivity and facile spatiotemporal control is an emerging method for single cell analysis. This review summarizes recent advances in ECL single cell analysis...
ArtikelApplication of 2D EXSY and qNMR Spectroscopy for Diastereomeric Excess Determination Following Chiral Resolution of β‐Lactamsvon Eavan C. et al. · 25.07.2022 Equilibrating rotamers for resolved L-proline-derivatized β-lactam diastereomers 3DS1 and 3DS2 characterised through qNMR methods following resolution, thereby allowing determination of de. Abstract Trans-β-lactam isomers have garnered much attent...
ArtikelCombining Soil Vapor Extraction and Electrokinetics for the Removal of Hexachlorocyclohexanes from Soilvon João M. et al. · 25.07.2022 Soil vapor extraction (SVE) and electrokinetic treatment (EK) were used to evaluate gaseous flux generation and mobility of hexachlorocyclohexane isomers. SVE removed almost 70 % of the isomers in 15 days. The EK treatment without the addition of wa...
![New Azacycles by One‐Pot Three‐Component Hantzsch‐Like Synthesis of Tetra(hexa)azacyclopenta[a]anthracenes, Tetraazaindeno[5,4‐b]fluorenes, and Oxatetraazacyclopenta[m]tetraphenes](https://chemistry-europe.onlinelibrary.wiley.com/cms/asset/6117935d-f227-418e-a88b-e72efe0aab7f/open202300009-toc-0001-m.png)
