OOIR: Observatory of International Research

Papers

(The TQCC of Chirality is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-03-01 to 2025-03-01.)

Article	Citations
Synthesis and stereodynamics of intramolecular hemiacetals in biaryl aldehyde‐alcohols	78
Issue Information	54
Synthesis, structural characterization, and chiroptical properties of planarly and axially chiral boranils	54
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Circular depolarization spectroscopy: A new tool to study photo‐imprinting of chirality	40
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Efficient preparation of (R)‐2‐(2,5‐difluorophenyl)pyrrolidine via a recycle process of resolution	31
Issue Information	29
Concentration and pH effect on the electronic circular dichroism and anisotropy spectra of aqueous solutions of glyceric acid calcium salt	28
Featured Cover	26
Impact of cyclofructan derivatives as efficient chiral selector in chiral analysis: An overview	26
Chiral recognition mechanism studies of Tyr‐Arg‐Phe‐Lys‐NH₂ tetrapeptide on crown ether‐based chiral stationary phase	25
Chirality in peptide‐based materials: From chirality effects to potential applications	23
A concise review on recent advances in catalytic asymmetric hydrogenation	22
Stable hemiaminals from axially chiral pyridine compounds	21
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Racemization mechanism of lithium tert‐butylphenylphosphido‐borane: A kinetic insight	19
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Issue Information	17
Characterization of membrane‐interaction mechanisms of proteins using vacuum‐ultraviolet circular dichroism spectroscopy	17
Experimental and computational study on the enantioseparation of four chiral fluoroquinolones by capillary electrophoresis with sulfated‐β‐cyclodextrin as chiral selector	17
Editors' note	16
Rapid chiral separation of potential antibiotics using supercritical fluid chromatography	16
Chiral materials: Recent progress in structural analysis and emerging new technologies	16

Chiral Brønsted acid catalyzed asymmetric oxidation of N‐acyl sulfenamide by H₂O₂: An efficient approach to obtaining chiral N‐acyl sulfinamide	16
Optimization of asymmetric reduction conditions of 2‐bromo‐1‐(naphthalen‐2‐yl)ethanone by Enterococcus faecium BY48 biocatalyst with A‐optimal design‐embedded model	16
Issue Information	15
Development of a novel HPLC‐ESI‐MS/MS method to analyze the stereoselective pharmacokinetics and tissue distribution of isoconazole enantiomers in rats	14
Synthesis and separation of diastereomeric N‐(1‐phenylethyl)amides of inherently chiral hydroxydibenzoyloxy‐calix[4]arene acetic acids	14
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Enantiomeric composition of natural pericosine A derived from Periconia byssoides and α‐glycosidase inhibitory activity of (−)‐enantiomer	14
Stereochemistry: A three‐dimensional insight. By Anil V.Karnik and MohammedHasan, Elsevier, 2021. 594 pp., paperback $ 225. ISBN‐978‐0‐12‐821062‐8	13
Chiral 2‐phenyl‐3‐hydroxypropyl esters as PKC‐alpha modulators: HPLC enantioseparation, NMR absolute configuration assignment, and molecular docking studies	13
Featured Cover	13
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In situ study of chiral symmetry breaking in sodium chlorate solutions by Mueller matrix polarimetry	12
Advances and challenges in the pharmacokinetics and bioanalysis of chiral drugs	12
Issue Information	12
Bulky anion effect on the architecture of chiral dysprosium single‐molecule magnets	11
Chiral measure of chiral polyhedrons	11
Synthesis and absolute configuration of cyclic synthetic cathinones derived from α‐tetralone	11
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Macromolecular helicity induction and static helicity memory of poly(biphenylylacetylene)s bearing aromatic pendant groups and their use as chiral stationary phases for high‐performance liquid chromat	11
Spin polarization through axially chiral linkers: Length dependence and correlation with the dissymmetry factor	11
Enantiomeric separation of tryptophan via novel chiral polyamide composite membrane	11
Issue Information	11
Liquid chromatography enantiomeric separation of chiral ethanolamine substituted compounds	11
Pasteur and chirality: A story of how serendipity favors the prepared minds	10
150 Years of the Tetrahedral Carbon: A Toast to Chirality	10
Graph‐theoretical chirality measure and chirality–property relations for chemical structures with multiscale mirror asymmetries	10
On the (Im)possible Interplays Between Natural and Magnetic Optical Activity in Chiral Samples	10
FAM‐Ag‐catalyzed asymmetric synthesis of heteroaryl‐substituted pyrrolidines	10
Counting the truxillines—11 or more, the question is now	10
Chiral Chemopolymorphism in the Monoterpenes of Pistacia palaestina Leaves and Galls	9
Structural Investigations of Cargo Molecules Inside Icosahedrally Symmetric Encapsulin by VUVCD Spectroscopic Measurements	9
Can Chirality Answer Whether We Are Alone?	9
New enantioselective liquid chromatography method development and validation of dipeptidyl peptidase IV inhibitors using a macrocyclic glycopeptide (vancomycin) chiral stationary phase under polar ion	8
Enantioselective voltammetric sensor based on mesoporous graphitized carbon black Carbopack X and fulvene derivative	8
Comparative study of different chiral ligands for dynamic kinetic resolution of amino acids	8
Issue Information	8
Chiral separation of dipeptides on Cinchona‐based zwitterionic chiral stationary phases under buffer‐free reversed‐phase conditions	8
Diastereomeric resolution of 3‐chloromandelic acid with threo‐(1S,2S)‐2‐amino‐l‐p‐nitrophenyl‐1,3‐propanediol	8
Bovine serum albumin‐coated titanium dioxide modified electrochemical interface for enantioselective discrimination of D/L‐aspartic acid	8
Triptycene derivatives as chiral probes for studying the molecular enantiorecognition on sub‐2‐μm particle cellulose tris(3,5‐dimethylphenylcarbamate) chiral stationary phase	7
Stereoselective synthesis of (−)‐cytoxazone and its unnatural congener (+)‐5‐epi‐cytoxazone	7
An Enzymatic Method to Obtain Enantiopure 3‐Pyridyl and Substituted Phenyl Alanine	7
Investigation into the performance and stability of immobilized and coated polysaccharide columns in supercritical fluid chromatography	7
Chiroptical Sensing of Amines With Isatins	7
Simple amino silyl ether organocatalyst for asymmetric hetero Diels–Alder reaction of isatins with enones	7
Hybrid light‐emitting devices for the straightforward readout of chiral information	7
Chiral diketopyrrolo[3,4‐c]pyrrole‐based oligothiophenes: Synthesis and characterization of aggregated states in solution and thin films	7
Enantiomeric purity of synthetic therapeutic peptides: A review	7
Absolute configuration of a [1]rotaxane determined from vibrational and electronic circular dichroism spectra	6
Editor's note	6

Optical Activity of Nonactin and Its Cation Complexes	6
Resolution and Absolute Configuration of Fargesin Enantiomers	6
Enantioseparation of basic drugs by reverse phase high‐performance liquid chromatography system using carboxymethyl‐β‐cyclodextrin as chiral mobile phase additive	6
Chiral Self‐Sorting Process With C₂ Symmetric Bisimidazoline Ligands	6
Synthesis and chiral separation of atropisomers of 4,5‐Di methyl ∆⁴ N‐phenyl N‐aryl imidazoline‐2‐thione derivatives	6
Chiral recognition of tryptophan enantiomer based on the electrode modified by polyaniline adsorption bovine serum albumin complex	6
Resolution of N‐acetyl‐DL‐methionine methyl ester by the lipase from Brucella thiophenivorans	6
Apple juice and red wine induced mirror‐image circular dichroism in quantum dots	6
Cannabicitran: Its unexpected racemic nature and potential origins	6
Issue Information	6
New mathematical measures for apprehending complexity of chiral molecules using information entropy	6
Investigation of Taniaphos as a chiral selector in chiral extraction of amino acid enantiomers	6
Definition of the term asymmetric synthesis—History and revision	6
Enantioselective synthesis and selective functionalization of 4‐aminotetrahydroquinolines as novel GLP‐1 secretagogues	6
Homochiral zeolites as chiral modifier for voltammetry sensors with high enantioselectivity	6
On the mechanism of effectively chiral‐pure macromolecular spiralization induced by a weakly chiral polarized heterochiral solution of a chiral compound	6
Biocatalysis: A smart and green tool for the preparation of chiral drugs	6
Experimental Determination of the Chiral and Achiral Shape Diagrams of Tellurium Nanocrystals	6
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First Principles Simulations of Optical Rotation of Chiral Molecular Crystals	5
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Stereoselective study of fluoxetine and norfluoxetine across the blood–brain barrier mediated by organic cation transporter 1/3 in rats using an enantioselective UPLC‐MS/MS method	5
Comparative rotatory power of bent and twisted polyynes	5
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Chirality in electromagnetic radiation from relativistic electrons	5
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Self‐assembly of chiral diketopyrrolopyrrole chromophores giving supramolecular chains in monolayers and twisted microtapes	5
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Preparation of (R)‐3‐aminopiperidine by resolution with optically active cyclic phosphoric acids	4
Issue Information	4
Resolving phenylephrine HCl and guaifenesin enantiomers on cellulose‐based chiral stationary phases: Separation of four enantiomers on 50‐mm column	4
Organocatalytic‐racemization reaction elucidation of aspartic acid by density functional theory	4
Effect of pendant stereostructure on backbone conformation and enantioseparation ability of helical polyacetylene‐based chiral stationary phases	4
Electronic structure analysis of phthalocyanine complexes using magnetic circular dichroism and magnetic circularly polarized luminescence spectroscopy	4
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Issue Information	4
Hydrothermal synthesis of chiral carbon dots	4
Enantiopure cryptophane derivatives: Synthesis and chiroptical properties	4
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Interconversion of nicotine enantiomers during heating and implications for smoke from combustible cigarettes, heated tobacco products, and electronic cigarettes	4
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Chiral NMR analysis reveals the environmental dependence of areolal scalemization in Piptothrix areolare	4
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Our research cooperation with Professor Yoshio Okamoto	4
Finding reliable methodology for optical rotation and correct predictions of (s)‐methyloxirane and (1R,5R)‐β‐pinene	4
Continuous chiral distances for two‐dimensional lattices	4
Comparison of in vivo pharmacokinetic behaviors of R‐ and S‐flurbiprofen after intravenous injection of flurbiprofen axetil	4
Enantioselective Analysis and Separation of Two β‐Blockers via Derivatization Approach	3
Determination of N‐centered stereochemistry in N22‐methylated chlorophyll‐a derivatives and their epimer‐dependent optical spectra	3
Enantioseparation of mandelic acid and substituted derivatives by high‐performance liquid chromatography with hydroxypropyl‐β‐cyclodextrin as chiral mobile additive and evaluation of inclusion complex	3
Chiral voltammetric sensor for tryptophan enantiomers by using a self‐assembled multiwalled carbon nanotubes/polyaniline/sodium alginate composite	3
A circular dichroism study of the protective role of polyphosphoesters polymer chains in polyphosphoester‐myoglobin conjugates	3
Correction to “Switching the on‐surface orientation of oxygen‐functionalized helicene”	3
Molecular modifications, biological activities, and applications of chitosan and derivatives: A recent update	3
Enantio‐Recognition and Charge Transfer Complex Formation Involving Tetrathiafulvalene‐Appended Chiral 1,2‐Cyclohexane‐Diamine: An Integrated Experimental and Theoretical Study	3
Achiral 2‐pyridone and 4‐aminopyridine act as chiral inducers of asymmetric autocatalysis with amplification of enantiomeric excess via the formation of chiral crystals	3
Fundamental symmetry origins in the chiral interactions of optical vortices	3
Editors' note	3
Enantioselective Degradation and Processing Factors of Seven Chiral Pesticides During the Processing of Wine and Rice Wine	3
Induced Chirality in Sulfasalazine by Complexation With Albumins: Theoretical and Experimental Study	3
Recent advances in room temperature phosphorescence of chiral organic materials	3
Voltammetric Sensor for Naproxen Enantiomers Based on a Paste Electrode Modified With a Chiral Nickel(II) Complex	3
Valbenazine isomers and enantiomer determination by chiral normal phase liquid chromatography	3
Can we still measure circular dichroism with circular dichroism spectrometers: The dangers of anisotropic artifacts	3
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A miniaturized analytical method based on molecularly imprinted absorbents for selective extraction of (S)‐1,1′‐binaphthyl‐2,2′‐diamine and combinatorial screening of polymer precursors by comp	3
Stereochemical study on planar‐chiral cyclic molecules using polysaccharide‐based column chromatography	3
Controlling Sign and Magnitude of Circularly Polarized Luminescence of Axially Chiral Schiff‐Base Boron Difluoride Complexes Bearing Polyethylene Glycol Chains	3
NMR chiral recognition of lipoic acid by cinchonidine CSA: A stereocenter beyond the organic function	3
Comparative enantioseparation of planar chiral ferrocenes on polysaccharide‐based chiral stationary phases	3
Chiral symmetry conservation principle	3
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Development of Acid‐Functionalized Molecularly Imprinted Phenolic Resin for Chiral Recognition of S‐Venlafaxine	3
Resolution by diastereomeric salts: Access to both enantiomers of racemic acid using the same enantiomer of resolving base	3
Efficient methods for the synthesis of chiral 2‐oxazolidinones as pharmaceutical building blocks	3
Immobilization of 3,5‐dimethylphenyl carbamate of cellulose and amylose on silica by photochemical and thermal radical processes	3
Design, Synthesis, and Applications of Bis‐Amido HPLC Pirkle‐Type Chiral Stationary Phases	3