OOIR: Observatory of International Research

Papers

(The TQCC of Chirality is 4. 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 2020-05-01 to 2024-05-01.)

Article	Citations
ECD exciton chirality method today: a modern tool for determining absolute configurations	59
Advances and applications of chiral resolution in pharmaceutical field	38
Chiral stationary phases and applications in gas chromatography	37
Enantiopure planar chiral [2.2]paracyclophanes: Synthesis and applications in asymmetric organocatalysis	36
Magneto‐chiral anisotropy: From fundamentals to perspectives	35
Circularly polarized luminescence of helicenes: A data‐informed insight	35
Molecular enantiodiscrimination by NMR spectroscopy in chiral oriented systems: Concept, tools, and applications	25
Spin‐selective electron transmission through self‐assembled monolayers of double‐stranded peptide nucleic acid	23
New pharmaceuticals approved by FDA in 2020: Small‐molecule drugs derived from amino acids and related compounds	23
Enantioseparation of citalopram enantiomers by capillary electrophoresis: Method development through experimental design and computational modeling	21
Advances and challenges in the pharmacokinetics and bioanalysis of chiral drugs	21
Chiral analysis of pantolactone with molecular rotational resonance spectroscopy	20
Pasteur and chirality: A story of how serendipity favors the prepared minds	20
Application of nanoparticles in chiral analysis and chiral separation	18
Circularly polarized luminescence in molecular recognition systems: Recent achievements	18
Biological applications of chiral inorganic nanomaterials	18
Biocatalysis: A smart and green tool for the preparation of chiral drugs	17
Determination of the chiral status of different novel psychoactive substance classes by capillary electrophoresis and β‐cyclodextrin derivatives	17
Hybrid light‐emitting devices for the straightforward readout of chiral information	16
Molecular modifications, biological activities, and applications of chitosan and derivatives: A recent update	15
Recent advances in the field of chiral crystallization	15
Ru‐TsDPEN catalysts and derivatives in asymmetric transfer hydrogenation reactions	15
Chirality determination in crystals	14
Spin polarization through axially chiral linkers: Length dependence and correlation with the dissymmetry factor	14
Enantiomeric separation of malathion and malaoxon and the chiral residue analysis in food and environmental matrix	14

Chirality in polythiophenes: A review	14
Development of near‐infrared firefly luciferin analogue reacted with wild‐type and mutant luciferases	13
Biocatalytic asymmetric synthesis of (R)‐1‐tetralol using Lactobacillus paracasei BD101	13
Ring‐opening of azetidiniums by nucleophiles. Synthesis of polysubstituted linear amines	13
Metal–organic frameworks in chiral separation of pharmaceuticals	12
Effect of pendant stereostructure on backbone conformation and enantioseparation ability of helical polyacetylene‐based chiral stationary phases	12
Organocatalyzed asymmetric dearomative 1,3‐dipolar cycloaddition of 2‐nitrobenzofurans and N‐2,2,2‐trifluoroethylisatin ketimines	12
Chiral voltammetric sensor for tryptophan enantiomers by using a self‐assembled multiwalled carbon nanotubes/polyaniline/sodium alginate composite	12
Solvent‐dependent helix inversion in optically active poly(diphenylacetylene)s and their chiral recognition abilities as chiral stationary phases for high‐performance liquid chromatography	12
Regioselective asymmetric bioreduction of trans‐4‐phenylbut‐3‐en‐2‐one by whole‐cell of Weissella cibaria N9 biocatalyst	12
Enantioseparation of mandelic acid on vancomycin column: Experimental and docking study	12
Hydrothermal synthesis of chiral carbon dots	11
L‐cysteine capped silver nanoparticles as chiral recognition sensor for ketoprofen enantiomers	11
Full optical rotation tensor at coupled cluster with single and double excitations level in the modified velocity gauge	11
Time‐resolved circularly polarized luminescence of Eu³⁺‐based systems	10
Immobilization of 3,5‐dimethylphenyl carbamate of cellulose and amylose on silica by photochemical and thermal radical processes	10
Chirality in peptide‐based materials: From chirality effects to potential applications	10
d‐Amino acids in biological systems	10
Enantioseparation of ketoconazole and miconazole by capillary electrophoresis and a study on their inclusion interactions with β‐cyclodextrin and derivatives	10
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	10
William H. Pirkle: Stereochemistry pioneer	10
Multiscale conformational dynamics probed by time‐resolved circular dichroism from seconds to picoseconds	10
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	10
Chiral single‐walled carbon nanotubes as chiral selectors in multimode enantioselective sensors	9
Chiral resolution of the insecticide fipronil enantiomers and the simultaneous determination of its major transformation products by high‐performance liquid chromatography interfaced with mass spectro	9
Investigation of Taniaphos as a chiral selector in chiral extraction of amino acid enantiomers	9
Circularly polarized luminescence of Eu(III) complexes with chiral 1,1′‐bi‐2‐naphtol‐derived bisphosphate ligands	9
Efficient methods for the synthesis of chiral 2‐oxazolidinones as pharmaceutical building blocks	9
Magnetic optical rotary dispersion and magnetic circular dichroism in methylammonium lead halide perovskites	9
A nonneglectable stereochemical factor in drug development: Atropisomerism	9
A concise review on recent advances in catalytic asymmetric hydrogenation	9
Observation of hyperpositive non‐linear effect in catalytic asymmetric organozinc additions to aldehydes	8
Recent advances in room temperature phosphorescence of chiral organic materials	8
Detection and remediation of chiral pharmaceuticals from wastewater: A review	8
Reflections on the intriguing occurrence of some recently isolated natural products as racemates and scalemic mixtures	8
Experimental and computational study on the enantioseparation of four chiral fluoroquinolones by capillary electrophoresis with sulfated‐β‐cyclodextrin as chiral selector	8
Chiral separation of calcium channel antagonists by SFC and HPLC using different immobilized chiral stationary phases	8
Chiral phonons: circularly polarized Raman spectroscopy and ab initio calculations in a chiral crystal tellurium	8
A covalent organic framework for chiral capillary electrochromatography using a cyclodextrin mobile phase additive	7
Comparative enantioseparation of planar chiral ferrocenes on polysaccharide‐based chiral stationary phases	7
Chiral derivatives of covalent organic framework TpBD (NH₂)₂ used as stationary phases in gas chromatography	7
Using photoelectron elliptical dichroism (PEELD) to determine real‐time variation of enantiomeric excess	7
New bifunctional 1,3‐diamine organocatalysts derived from (+)‐camphoric acid for asymmetric Michael addition of 1,3‐dicarbonyl compounds to nitroolefins	7
Definition of the term asymmetric synthesis—History and revision	7
Circular dichroism of molecular aggregates: A tutorial	7
Chiral amorphous metal–organic polyhedra used as the stationary phase for high‐resolution gas chromatography separations	7
Enantiomeric separation of racemic amlodipine by sequential fractional crystallization through formation of diastereomeric salt solvates and co‐crystals of solvate‐like compounds with specific structu	7
Spectral study on inclusion interaction and enantiorecognition of 2‐aryl carboxylic acids with hydroxypropyl‐β‐cyclodextrin	7
Synthesis and chiral separation of atropisomers of 4,5‐Di methyl ∆⁴ N‐phenyl N‐aryl imidazoline‐2‐thione derivatives	7
Chiral derivatives of xanthones and benzophenones: Synthesis, enantioseparation, molecular docking, and tumor cell growth inhibition studies	7

Transition metal complexes bearing atropisomeric saturated NHC ligands	7
Chirality induction to achiral molecules by silica‐coated chiral molecular assemblies	7
Enantioselective separation of nonsteroidal anti‐inflammatory drugs with amylose tris(3‐chloro‐5‐methylphenylcarbamate) stationary phase in HPLC with a focus on enantiomeric quality control in six pha	6
A review on Arthrobacter sp. lipase: A versatile biocatalyst for the kinetic resolution to access enantiomerically pure/enriched compounds	6
Enantioselective recognition of tryptophan isomers with molecularly imprinted overoxidized polypyrrole/poly(p‐aminobenzene sulfonic acid) modified electrode	6
Bovine serum albumin‐coated titanium dioxide modified electrochemical interface for enantioselective discrimination of D/L‐aspartic acid	6
Preparation of a novel hydroxypropyl‐γ‐cyclodextrin functionalized monolith for separation of chiral drugs in capillary electrochromatography	6
Preparation of molecularly imprinted silica particles with amino functionality for chiral separation of (±)‐naproxen	6
Characteristic and complementary chiral recognition ability of four recently developed immobilized chiral stationary phases based on amylose and cellulose phenyl carbamates and benzoates	6
Improvement of chiral separation efficiency through temperature control during one time high performance liquid chromatography analysis	6
Interconversion of nicotine enantiomers during heating and implications for smoke from combustible cigarettes, heated tobacco products, and electronic cigarettes	6
FAM‐Ag‐catalyzed asymmetric synthesis of heteroaryl‐substituted pyrrolidines	6
Experimental design optimization of simultaneous enantiomeric separation of atenolol and chlorthalidone binary mixture by high‐performance liquid chromatography using polysaccharide‐based stationary p	6
Development of an effective novel validated stability‐indicating HPLC method for the resolution of brivaracetam stereoisomeric impurities	6
Chiral chromatography and surface chirality of carbon nanoparticles	6
Further secondary metabolites produced by the fungus Pyricularia grisea isolated from buffelgrass (Cenchrus ciliaris)	6
Novel chiral stationary phases based on 3,5‐dimethyl phenylcarbamoylated β‐cyclodextrin combining cinchona alkaloid moiety	6
Chiral Brønsted acid catalyzed asymmetric oxidation of N‐acyl sulfenamide by H₂O₂: An efficient approach to obtaining chiral N‐acyl sulfinamide	6
Novel highly efficient absolute optical resolution method by serial combination of two asymmetric reactions from acetylene monomers having racemic substituents	5
Photo racemization of 2,2′‐dihydroxy‐1,1′‐binaphthyl derivatives	5
Asymmetric synthesis of (S)‐α‐(octyl)glycine via alkylation of Ni(II) complex of chiral glycine Schiff base	5
Multimilligram‐scale production implementation of atropisomers of 2,2′‐bis(2,2′‐bithiophene‐5‐yl)‐3,3′‐bithianaphthene	5
Bioanalytical chiral chromatographic technique and docking studies for enantioselective separation of meclizine hydrochloride: Application to pharmacokinetic study in rabbits	5
From classical to supramolecular dynamic stereochemistry: Double crystallization‐induced diastereomerization of thiazine sulfonamide	5
Inherently chiral dialkyloxy‐calix[4]arene acetic acids as enantiodiscriminating additives for high‐performance liquid chromatography separation of d,l‐amino acids	5
Asymmetric synthesis of (S)‐3‐methyleneglutamic acid and its N‐Fmoc derivative via Michael addition–elimination reaction of chiral glycine Ni (II) complex with enol tosylates	5
Nuclear magnetic resonance chiral discrimination of fipronil and malathion agrochemicals: A case study	5
Enantioselective synthesis of indole‐based unnaturalβ‐Alkynylα‐amino acid derivatives via chiral phosphoric acid catalysis	5
A novel lipase from Aspergillus oryzae WZ007 catalyzed synthesis of brivaracetam intermediate and its enzymatic characterization	5
Chiral recognition of tryptophan enantiomer based on the electrode modified by polyaniline adsorption bovine serum albumin complex	5
Four cypermethrin isomers induced stereoselective metabolism in H295R cells	5
Fusing perylene diimide with helicenes	5
Enantioselective LC‐MS/MS method for the determination of cloperastine enantiomers in rat plasma and its pharmacokinetic application	5
Testing the vibrational exciton and the local mode models on the instructive cases of dicarvone, dipinocarvone, and dimenthol vibrational circular dichroism spectra	5
Ligand‐stereoselective allosteric activation of cold‐sensing TRPM8 channels by an H‐bonded homochiral menthol dimer with head‐to‐head or head‐to‐tail	5
DABCO‐based chiral ionic liquids as recoverable and reusable organocatalyst for asymmetric Diels–Alder reaction	5
Chiral separation of dipeptides on Cinchona‐based zwitterionic chiral stationary phases under buffer‐free reversed‐phase conditions	5
Fundamentals of chirality, resolution, and enantiopure molecule synthesis methods	4
Poincaré and his polarization sphere	4
Our research cooperation with Professor Yoshio Okamoto	4
Triptycene derivatives as chiral probes for studying the molecular enantiorecognition on sub‐2‐μm particle cellulose tris(3,5‐dimethylphenylcarbamate) chiral stationary phase	4
Tunable induced circular dichroism in gels	4
Simulation workflows to predict the circular dichroism and circularly polarized luminescence of chiral materials	4
The separation of several organophosphate pesticides on immobilized polysaccharide chiral stationary phases	4
Insights into the origins of inverted circular dichroism in thin films of a chiral side chain polyfluorene	4
Computing the electronic circular dichroism spectrum of DNA quadruple helices of different topology: A critical test for a generalized excitonic model based on a fragment diabatization	4
Enantioseparation and molecular modeling study of chiral amines as three naphthaldimine derivatives using amylose or cellulose trisphenylcarbamate chiral stationary phases	4
Switchable deep eutectic solvent‐based homogenous liquid–liquid microextraction combined with high‐performance liquid chromatography–diode‐array detection for the determination of the chiral fungicide	4
Chiral bioanalytical methods in bioequivalence studies of intravenous vs. oral formulations of ibuprofen	4
Kinetic relationship in parallel autocatalytic amplifications of pyridyl alkanol and chiral trigger pyrimidyl alkanol	4
Enantioselective synthesis of cyclic and linear diamines by imine cycloadditions	4
Rational design of highly enantioselective composite voltammetric sensors using a computationally predicted chiral modifier	4
Enantioseparation of linezolid and tedizolid using validated high‐performance liquid chromatographic method	4
Complexation in situ of 1‐methylpiperidine, 1,2‐dimethylpyrrolidin, and 1,2‐dimethylpiperidine with rhodium(II) tetracarboxylates: Nuclear magnetic resonance spectroscopy, chiral recognition, and dens	4
Enantioseparation and racemization of α‐aryl‐α‐fluoroacetonitriles	4
Towards enantioselective ultrahigh performance liquid chromatography–mass spectrometry‐based metabolomics of branched‐chain fatty acids and anteiso‐fatty acids under reversed‐phase conditions u	4
Synthesis of the enantiomers of 13‐methylheptacosane, the sex pheromone of pear psylla, Cacopsylla pyricola	4
Enantiopure cryptophane derivatives: Synthesis and chiroptical properties	4
Enantioseparation of basic drugs by reverse phase high‐performance liquid chromatography system using carboxymethyl‐β‐cyclodextrin as chiral mobile phase additive	4
Carboxymethyl‐β‐cyclodextrin and histidine‐zeolitic imidazolate framework‐8 used for enantioseparation of three basic drugs in open‐tubular capillary electrochromatography	4
A biomolecule chiral interface base on BSA for electrochemical recognition of amine enantiomers	4
Generation of circular dichroism from superposed porphyrin films	4
Asymmetric catalysis by flavin‐dependent halogenases	4
Separation and quantitative estimation of stereo‐selective enantiomers of montelukast in pharmaceutical drug substance and tablets dosage forms by using stability‐indicating normal phase‐HPLC method	4