OOIR: Observatory of International Research

Papers

(The H4-Index of Topics in Current Chemistry is 27. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Solar-Driven Photocatalytic Films: Synthesis Approaches, Factors Affecting Environmental Activity, and Characterization Features	143
Enantioselective Allylic C–H Bond Oxidation of Olefins Using Copper Complexes of Chiral Oxazoline Based Ligands	141
Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	57
Multicomponent Reactions Using C,N-Binucleophilic Nature of Aminopyrazoles: Construction of Pyrazole-Fused Heterocycles	57
Plasmonic Hybrid Nanostructures in Photocatalysis: Structures, Mechanisms, and Applications	56
Sonochemical Protocols for Heterocyclic Synthesis: A Representative Review	56
Bioorthogonal Chemistry in Cellular Organelles	54
Construction of 1,4-Dihydropyridines: The Evolution of C4 Source	51
Recent Strategies in the Synthesis of Spiroindole and Spirooxindole Scaffolds	47
Palladium N-Heterocyclic Carbene-Catalyzed Aminations: An Outline	45
Photo-activatable Reagents for Bioorthogonal Ligation Reactions	43
Recent Progress in Fragmentation of Katritzky Salts Enabling Formation of C–C, C–B, and C–S Bonds	41
Correction to: Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	41
Recent Advances in Bioorthogonal Ligation and Bioconjugation	40
Recent Advances in Semiconductor Heterojunctions and Z-Schemes for Photocatalytic Hydrogen Generation	36
Vision on Synthetic and Medicinal Facets of 1,2,4-Triazolo[3,4-b][1,3,4]thiadiazine Scaffold	31
Review on Amphiphilic Ionic Liquids as New Surfactants: From Fundamentals to Applications	31
Strategies Toward the Catalyst-Free α-C–H Functionalizations of Tertiary Amines	31
Total RNA Synthesis and its Covalent Labeling Innovation	31
MLatom 2: An Integrative Platform for Atomistic Machine Learning	31
The Repurposed ACE2 Inhibitors: SARS-CoV-2 Entry Blockers of Covid-19	30
Bioorthogonal Reactions in Bioimaging	30
Ensemble Density Functional Theory of Neutral and Charged Excitations	30
Photocatalytic Reforming of Biomass: What Role Will the Technology Play in Future Energy Systems	29
Methods for Direct Reductive N-Methylation of Nitro Compounds	29

Research Progress and Application of Bioorthogonal Reactions in Biomolecular Analysis and Disease Diagnosis	28
Promising Nitrogen-Doped Graphene Derivatives; A Case Study for Preparations, Fabrication Mechanisms, and Applications in Perovskite Solar Cells	28