OOIR: Observatory of International Research

Papers

(The H4-Index of European Journal of Organic Chemistry is 32. 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 2021-04-01 to 2025-04-01.)

Article	Citations
Organocatalytic Asymmetric Reduction of δ‐Nitro Dienes: a Viable Entry to Functionalized Amines and Highly Substituted Enantioenriched Cyclopentanes	84
Front Cover: Fluorophore Multimerization as an Efficient Approach towards Bright Protein Labels (Eur. J. Org. Chem. 20/2021)	72
	68
	64
	61
Iron Photocatalysis Applied to Oxidative Amidation of Aldehydes with NaCl	58
The Inorganic Ligand‐Supported Copper Catalyst Catalyzing Alkyne Coupling Reactions	57
Direct Synthesis of N‐Alkyl‐2‐Pyridones Using 2‐Halogenated Pyridines	56
	54
Synthesis of 1,4‐Disubstituted and 1‐Substituted β‐Carbolines via 3‐Substituted 2‐Acylindoles	51
	51
The Environmental Pollutant NO₃⋅ Rapidly Damages Alkene Moieties in Lipids Through Electron Transfer	49
Palladium‐Catalyzed Allylation of Isocyanoacetates with Vinyl‐Aziridines	49
Effects of a Larger N‐Heterocyclic Ring in Rofecoxib Analogues on AIE Activity and Multifunctional Applications	44
Electrochemical Decarboxylation/Mumm Rearrangement towards Imides	42
Transition‐Metal‐Free C−H Alkylation of Cyclic Aldimines with Alkylboronic Acid	42
A Microwave‐Assisted One‐Pot Three‐Step Metal‐Free [4+2] Annulation for the Sustainable Synthesis of Highly Substituted 1,2,4‐Triazines	41
Synthesis of Sulfo(xo)nium Diacylmethylides	41
Oxidative Synthesis of α‐Nitroketones from α‐Substituted Malononitrile and Nitromethane Using Molecular Oxygen without Condensation Reagents	40
Front Cover: Cooperativity in Hydrogen‐Bonded Macrocycles Derived from Nucleobases (Eur. J. Org. Chem. 19/2024)	40
Front Cover: Green Light‐Responsive D‐π‐A‐π‐D Quinoxaline Emitters for Luminescent Solar Concentrators: Potential Integration in Agrivoltaic Systems (Eur. J. Org. Chem. 24/2024)	39
Organocatalyzed Asymmetric Michael Addition of 4‐Monosubstituted‐pyrazol‐5‐ones to Enones: Construction of Vicinal Quaternary and Tertiary Stereocenters	37
	36
Ruthenium‐Catalyzed Intermolecular Cyclization and N‐Methylation of Salicyl N‐Tosylhydrazones	36
p‐Anisil as a Versatile Catalyst for the E‐to‐Z Photoisomerization of Activated Alkenes ‐ Application in Late‐Stage Modification of Small Molecule Drugs, Di‐ and Tripeptides	35

One‐Pot Double Cyclizations Involving an Aza‐Prins Process	34
Unleashing the Power of Domino Reactions on Carbohydrates: State of the Art	34
A Concise Ring Closing Enyne Metathesis Approach for the Preparation of Functionalized Proline‐Derived Azabicycloalkane Amino Acids	34
Structurally Innovative Benzimidazole‐fused Ionic Organoselenium Compounds: Prevalence of Se⋅⋅⋅N/Se Chalcogen Bonds with the Selenocyanate Receptor	33
Cover Feature: Design and Synthesis of a Sialic Acid‐Derived Tracer for ¹⁸F‐PET Multiple Sclerosis Imaging (Eur. J. Org. Chem. 9/2025)	33
Unraveling Phenanthrenoid Dimerization in Juncus acutus: A DFT‐Guided Exploration of Radical‐Coupling Reaction Mechanisms	33
Reactivity of Indolylmethylacetates with N, O, and S Soft Nucleophiles: Evidence of 2‐Alkylideneindolenines and 3‐Alkylideneindoleninium Generation by ESI‐MS and IRMPD Spectroscopy	32
Base‐Mediated C4‐Selective C−H‐Sulfonylation of Pyridine**	32
Design and Synthesis of a Sialic Acid‐Derived Tracer for ¹⁸F‐PET Multiple Sclerosis Imaging	32
Minisci‐Type Carbamoylation of Azauracils with Oxamic Acids	32