OOIR: Observatory of International Research

Papers

(The TQCC of Topics in Current Chemistry is 25. 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 2021-12-01 to 2025-12-01.)

Article	Citations
Solar-Driven Photocatalytic Films: Synthesis Approaches, Factors Affecting Environmental Activity, and Characterization Features	241
Enantioselective Allylic C–H Bond Oxidation of Olefins Using Copper Complexes of Chiral Oxazoline Based Ligands	87
Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	84
Sonochemical Protocols for Heterocyclic Synthesis: A Representative Review	75
Multicomponent Reactions Using C,N-Binucleophilic Nature of Aminopyrazoles: Construction of Pyrazole-Fused Heterocycles	62
Plasmonic Hybrid Nanostructures in Photocatalysis: Structures, Mechanisms, and Applications	59
Construction of 1,4-Dihydropyridines: The Evolution of C4 Source	49
Bioorthogonal Chemistry in Cellular Organelles	49
Photo-activatable Reagents for Bioorthogonal Ligation Reactions	47
Palladium N-Heterocyclic Carbene-Catalyzed Aminations: An Outline	44
Recent Progress in Fragmentation of Katritzky Salts Enabling Formation of C–C, C–B, and C–S Bonds	43
Recent Advances in Bioorthogonal Ligation and Bioconjugation	43
Correction to: Covalent and Non-covalent Functionalized Nanomaterials for Environmental Restoration	43
Recent Advances in Semiconductor Heterojunctions and Z-Schemes for Photocatalytic Hydrogen Generation	39
Strategies Toward the Catalyst-Free α-C–H Functionalizations of Tertiary Amines	37
Vision on Synthetic and Medicinal Facets of 1,2,4-Triazolo[3,4-b][1,3,4]thiadiazine Scaffold	37
Promising Nitrogen-Doped Graphene Derivatives; A Case Study for Preparations, Fabrication Mechanisms, and Applications in Perovskite Solar Cells	33
Total RNA Synthesis and its Covalent Labeling Innovation	33
Methods for Direct Reductive N-Methylation of Nitro Compounds	32
Bioorthogonal Reactions in Bioimaging	30
Photocatalytic Reforming of Biomass: What Role Will the Technology Play in Future Energy Systems	29
Proton Conductive Lanthanide-Based Metal–Organic Frameworks: Synthesis Strategies, Structural Features, and Recent Progress	29
Synthetic Approaches, Biological Activities, and Structure–Activity Relationship of Pyrazolines and Related Derivatives	27
Progress of Metal Nanomaterial Controllable Preparation by Photoreduction	25
Metal-Free Catalysis in C–C Single-Bond Cleavage: Achievements and Prospects	25