OOIR: Observatory of International Research

Papers

(The TQCC of Topics in Current Chemistry is 29. 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 2021-11-01 to 2025-11-01.)

Article	Citations
Enantioselective Allylic C–H Bond Oxidation of Olefins Using Copper Complexes of Chiral Oxazoline Based Ligands	222
Solar-Driven Photocatalytic Films: Synthesis Approaches, Factors Affecting Environmental Activity, and Characterization Features	85
Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	82
Sonochemical Protocols for Heterocyclic Synthesis: A Representative Review	74
Plasmonic Hybrid Nanostructures in Photocatalysis: Structures, Mechanisms, and Applications	63
Multicomponent Reactions Using C,N-Binucleophilic Nature of Aminopyrazoles: Construction of Pyrazole-Fused Heterocycles	60
Bioorthogonal Chemistry in Cellular Organelles	59
Construction of 1,4-Dihydropyridines: The Evolution of C4 Source	49
Palladium N-Heterocyclic Carbene-Catalyzed Aminations: An Outline	47
Photo-activatable Reagents for Bioorthogonal Ligation Reactions	46
Correction to: Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	45
Recent Advances in Semiconductor Heterojunctions and Z-Schemes for Photocatalytic Hydrogen Generation	43
Recent Advances in Bioorthogonal Ligation and Bioconjugation	43
Review on Amphiphilic Ionic Liquids as New Surfactants: From Fundamentals to Applications	41
Recent Progress in Fragmentation of Katritzky Salts Enabling Formation of C–C, C–B, and C–S Bonds	41
Strategies Toward the Catalyst-Free α-C–H Functionalizations of Tertiary Amines	40
Vision on Synthetic and Medicinal Facets of 1,2,4-Triazolo[3,4-b][1,3,4]thiadiazine Scaffold	38
Total RNA Synthesis and its Covalent Labeling Innovation	35
Methods for Direct Reductive N-Methylation of Nitro Compounds	35
Photocatalytic Reforming of Biomass: What Role Will the Technology Play in Future Energy Systems	33
Bioorthogonal Reactions in Bioimaging	31
Promising Nitrogen-Doped Graphene Derivatives; A Case Study for Preparations, Fabrication Mechanisms, and Applications in Perovskite Solar Cells	31
Synthetic Approaches, Biological Activities, and Structure–Activity Relationship of Pyrazolines and Related Derivatives	30
Proton Conductive Lanthanide-Based Metal–Organic Frameworks: Synthesis Strategies, Structural Features, and Recent Progress	30
Ensemble Density Functional Theory of Neutral and Charged Excitations	30

Electron and Energy Transfer Mechanisms: The Double Nature of TiO2 Heterogeneous Photocatalysis	29
Metal-Free Catalysis in C–C Single-Bond Cleavage: Achievements and Prospects	29