OOIR: Observatory of International Research

Papers

(The H4-Index of Chemistry-A European Journal is 46. 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 2022-05-01 to 2026-05-01.)

Article	Citations
Front Cover: Secondary Sphere Lewis Acid Activated Heme Superoxo Adducts Mimic Crucial Non‐Covalent Interactions in IDO/TDO Heme Dioxygenases (Chem. Eur. J. 68/2024)	133
Frontispiece: Iron‐Catalyzed Olefin Metathesis: Recent Theoretical and Experimental Advances	132
Frontispiece: Carbon Dots for Carbon Dummies: The Quantum and The Molecular Questions Among Some Others	127
	120
	116
Synthesis of a Station‐Less Molecular Daisy Chain	106
	83
	82
Cover Feature: Easy to Use DFT Approach for Computational pKa Determination of Carboxylic Acids (Chem. Eur. J. 1/2024)	82
Cover Feature: Visible Light‐Sensitized CO₂ Methanation along a Relaxed Heat Available Route (Chem. Eur. J. 63/2024)	74
Optimization of Catalytic Soot Oxidation by 3DOM Perovskite‐Type La_0.5‐xK_xSr_0.5CoO_3‐δ Catalysts: Structural Insights and K Substitution	74
Carbamate‐Functionalized NLOphores via a Formal [2+2] Cycloaddition‐Retroelectrocyclization Strategy	73
Front Cover: Nature Products Chlorophyll Derivatives for NIR‐II Fluorescence Bioimaging and Plant‐Imaging (Chem. Eur. J. 52/2024)	69
Design and Realization of Visual and Contact‐Type Fast Charging Power Source	69
Front Cover: Molecular Accessibility and Diffusion of Resorufin in Zeolite Crystals (Chem. Eur. J. 1/2024)	68
Cover Feature: Strong Chiroptical Effects in the Absorption and Emission of Macrocycles Based on the 2,5‐Diaminoterephthalate Minimal Fluorophore (Chem. Eur. J. 45/2023)	67
Fluorescence of Aggregated Aromatic Peptides for Studying the Kinetics of Aggregation and Hardening of Amyloid‐like Structures	67
Metal‐Backboned Polymers: A New Concept for Thermoelectric Materials	67
N‐Heterocycle‐Substituted Hexa‐peri‐Hexabenzocoronenes with Windmill Architectures	65
A Three‐Dimensional (3D) Framework of Freestanding Vanadium Nitride Nanowires for Dendrite‐Free and Long Life‐Span Lithium Metal Anodes	64
Changes in Secondary Structure Upon Pr to Pfr Transition in Cyanobacterial Phytochrome Cph1 Detected by DNP NMR	62
Double‐σ‐Bonded Close‐Shell Dimers and Peroxy‐Linked Open‐Shell Dimer Derived from a C₃ Symmetric Trioxophenalenyl Neutral Diradical	62
Cover Feature: An Iron Macrocyclic Complex Containing Four “Hybrid” Pyridinium Amidate/Amidate N‐Donors as a Catalyst for Oxidations with Hydrogen Peroxide (Chem. Eur. J. 69/2023)	60
	60
Cover Feature: Unexpected Coexisting Solid Solutions in the Quasi‐Binary Ag^(II)F₂/Cu^(II)F₂ Phase Diagram (Chem. Eur. J. 52/2023)	60

Cover Feature: In Silico Design and Characterization of a New Molecular Electride: Li@Calix[3]Pyrrole (Chem. Eur. J. 38/2024)	60
Efficient Singlet Oxygen Monitoring in Aqueous Media Comprising a Polymer‐embedded Eu³⁺‐Complex	58
Benzoselenadiazole‐Functionalized H‐Bonded Arylamide Foldamers: Solvent‐Responsive Properties and Helix Self‐Assembly Directed by Chalcogen Bonding in Solid State	57
Front Cover: Atroposelective Nenitzescu Indole Synthesis (Chem. Eur. J. 25/2023)	56
Efficient Adsorption and Elimination of Tm³⁺ for Enhanced Seed Germination Using Pillar[5]Arene Polymer	55
Front Cover: Origins of Catalysis in Non‐Heme Fe(II)/2‐Oxoglutarate‐Dependent Histone Lysine Demethylase KDM4A with Differently Methylated Histone H3 Peptides (Chem. Eur. J. 3/2025)	55
Cover Feature: Proximity Effects and Aggregation of Hamilton‐Receptor Barbiturate Host–Guest Complexes Probed by Cross‐Metathesis and ESI MS Analysis (Chem. Eur. J. 8/2025)	54
A Multistep Oxidative Cascade Reaction from a Naphthalenediol‐Based Pre‐Ligand to a Tetranuclear Perylenequinone‐Based Fe^III Complex	54
Cover Feature: Azobenzene‐Substituted Triptycenes: Understanding the Exciton Coupling of Molecular Switches in Close Proximity (Chem. Eur. J. 38/2022)	54
Reproducible Green Syntheses Using Hybrid Sol‐Gel Catalysts	53
Cover Feature: Photochemically Mediated Toluene Oxidation through a Copper Complex (Chem. Eur. J. 46/2023)	53
Cover Feature: Structures of Gas‐Phase Hydrated Phosphotyrosine Revealed by Soft X‐ray Action Spectroscopy (Chem. Eur. J. 10/2025)	52
Expanding the Substrate Scope of Acyltransferase LovD9 for the Biosynthesis of Statin Analogues	52
Pyridinethiolate‐Capped CdSe Quantum Dots for Red‐Light‐Driven H₂ Production in Water	51
Cover Feature: Synthesis, Characterization and Interconversion of p–Tolylsulfone‐Functionalized Norbornadiene/Quadricyclane Couples (Chem. Eur. J. 55/2024)	50
Front Cover: Dioxygen Binding Is Controlled by the Protein Environment in Non‐heme Fe^II and 2‐Oxoglutarate Oxygenases: A Study on Histone Demethylase PHF8 and an Ethylene‐Forming Enzyme (Ch	48
A Tandem Hydroformylation‐Organocatalyzed Friedel‐Crafts Reaction for the Synthesis of Diindolylmethanes	48
Magneto‐Structural Correlation of Five‐Coordinate Trigonal Bipyramidal High Spin Cobalt(II) Complexes	48
Cover Feature: Substrate‐Controlled Product Divergence in Iron(III)‐Catalyzed Reactions of Propargylic Alcohols: Easy Access to Spiro‐indenyl 1,4‐Benzoxazines and 2‐(2,2‐Diarylvinyl)quinoxalines (Chem	47
Exohedral Diels‐Alder Reactivity of Endohedral Metallofullerene C₃₆	47
Exploring the Role of Metal in the Biointeraction of Metallacarboranes with C. elegans Embryos	47