OOIR: Observatory of International Research

Papers

(The TQCC of Chemical Record is 17. 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
Recent Advances and Perspectives on Porphyrin for Photocatalytic CO₂ Reduction: From Molecules to Framework Materials	128
Recent Progress in Nonanolides of Natural Origin: Structures, Synthesis, Biosynthesis, and Bioactivities	119
Rubizhne Institute – A Birthplace of Photochromic Molecules	105
Water‐Soluble Pd‐Imidate Complexes as Versatile Catalysts for the Modification of Unprotected Halonucleosides	98
Photocatalytic Degradation of Emerging Pollutants Using Covalent Organic Frameworks	90
Recent Advancement of the Current Aspects of g‐C₃N₄for its Photocatalytic Applications in Sustainable Energy System	81
Coupling Transition Metal Compound with Single‐Atom Site for Water Splitting Electrocatalysis	81
Harnessing Visible/UV Light for the Activation and/or Functionalization of C−H Bonds: Metal‐ and Photocatalyst‐Free Approach	79
Advanced Lithium Primary Batteries: Key Materials, Research Progresses and Challenges	75
Photocatalytic Water‐Splitting by Organic Conjugated Polymers: Opportunities and Challenges	72
Transition Metal‐Catalyzed Dual C−H Activation/Annulation Reactions Involving Internal Alkynes	69
Advances and Prospects of Selective Electrocatalytic Upgrading of 5‐Hydroxymethylfurfural to Furan‐2,5‐Dicarboxylic Acid	69
Electrocatalytic Hydrogen Peroxide Production: Advances, Challenges, and Future Perspectives	69
Enantioselective Catalytic Synthesis of Inherently Chiral Calixarenes	67
Co₃O₄ Hybrid Electrocatalysts; Materials Description and Mechanistic Aspects Toward Hydrogen Production, Oxygen Evolution‐Reduction, and CO₂ Reduction Reactions	67
Spirocyclic Iodonium Ylides for Fluorine‐18 Radiolabeling of Non‐Activated Arenes: From Concept to Clinical Research	64
Recent Progress on NHC‐Catalyzed 1,6‐Conjugate Addition Reactions	63
Innovative Advances of Disulfides, Diselenides, and Ditellurides‐Based Electrode Materials for Supercapacitors: A Comprehensive Review	62
Discover the Evolution: A Comprehensive Review of Transition and Rare Earth Metals for Oxygen Reduction Reaction, from Mono to High‐Entropy Catalysts	62
Cover Picture: Design of Bifunctional Amino Tf‐Amide Organocatalysts and Application in Various Asymmetric Transformations (Chem. Rec. 5/2022)	59
Targeted Nanoprobes Enabled Precision Theranostics in Triple‐Negative Breast Cancer	59
Exploring Guanidinium Organocatalysts for Hypoiodite‐Mediated Reactions	58
Axis‐Unfixed Biphenylphosphine‐Oxazoline Ligands: Design and Applications in Asymmetric Catalytic Reactions	57
Recent Synthetic Advances in C–H/N–H Functionalization of 1H‐Pyrazoles: Diverse Strategies Across Variously Substituted Scaffolds	57
Emerging Trends in CdS‐Based Nanoheterostructures: From Type‐II and Z‐Scheme toward S‐Scheme Photocatalytic H₂ Production	56

Zeolite Imidazolate Frameworks (ZIFs) Derived Nanomaterials and their Hybrids for Advanced Secondary Batteries and Electrocatalysis	54
Recent Advances in the Support Layer, Interlayer and Active Layer of TFC and TFN Organic Solvent Nanofiltration (OSN) Membranes: A Review	54
Evaluating the Capacitive Response in Metal Halide Perovskite Solar Cells	53
Recent Advances in the Development of Sustainable Composite Materials used as Membranes in Microbial Fuel Cells	53
Recent Advances of Carbon Materials in Anodes for Aqueous Zinc Ion Batteries	52
Long but Strong C−C Single Bonds: Challenges for Theory	51
Development of Electrophilic Radical Perfluoroalkylation of Electron‐Deficient Olefins	50
Advances in Graphene/Inorganic Nanoparticle Composites for Catalytic Applications	48
Lignin Extraction from Various Biomass Sources: A Comprehensive Review of Characteristics, Applications, and Future Prospects	48
Visible Light‐Induced Metal‐Free Fluoroalkylations	47
High Performance and Long‐cycle Life Rechargeable Aluminum Ion Battery: Recent Progress, Perspectives and Challenges	47
Applications of Zwitterions and Zwitterionic Polymers for Li‐Ion Batteries	47
A Targeted Review of Current Progress, Challenges and Future Perspective of g‐C₃N₄based Hybrid Photocatalyst Toward Multidimensional Applications	46
Potential Biosafety of Mxenes: Stability, Biodegradability, Toxicity and Biocompatibility	44
Recent Advances of Transition Metal Dichalcogenides‐Based Materials for Energy Storage Devices, in View of Monovalent to Divalent Ions	44
	43
Advances in Nickel‐Based Catalysts for Alkaline Water Electrolysis: Comprehensive Review of Current Research Direction for HER and OER Applications	43
Chemistry, Applications, and Synthesis Methods of Indole Derivatives: A Comprehensive Review	42
Recent Advances in the Utilization of Imidazolium‐Based Ionic Liquids for Chemical‐Enhanced Oil Recovery: A Comprehensive Review	41
Recent Progress in Framework Materials for High‐Performance Lithium‐Sulfur Batteries	40
Influence of Sugar Modifications on the Nucleoside Conformation and Oligonucleotide Stability: A Critical Review	40
Fluorinated Nucleosides: Synthesis, Modulation in Conformation and Therapeutic Application	40
Advances in Single‐Atom Catalysts for Acidic and Alkaline Oxygen Evolution Reactions: Mechanisms and Applications	40
Recent Advances in Electrolytes for Nonaqueous Lithium‐Oxygen Batteries	39
Stabilities, Geometries, Electronic Structures, and Conversion Rules of Carbide Cluster Metallofullerenes	39
Electrocatalysts for Hydrogen Production – Catalyst Design Strategies Based on Crystal Structures of Multimetal Oxides	38
(Thio)urea Containing Chiral Ammonium Salt Catalysts	38
Fundamental and Practical Aspects of Break‐In/Conditioning of Proton Exchange Membrane Fuel Cells	38
Recent Trends and Future Perspectives of Emergent Analytical Techniques for Mercury Sensing in Aquatic Environments	37
Rhodium‐Based Nanozymes: Recent Advances and Challenges	37
Strategies to Enhance ZnO Photocatalyst's Performance for Water Treatment: A Comprehensive Review	37
Developments in Titanium‐Based Alkali and Alkaline Earth Metal Oxide Catalysts for Sustainable Biodiesel Production: A Review	36
Discs to a ‘Bright’ Future: Exploring Discotic Liquid Crystals in Organic Light Emitting Diodes in the Era of New‐Age Smart Materials	36
Chemical Looping: A Sustainable Approach for Upgrading Light Hydrocarbons to Value‐Added Olefins	36
Advances and Challenges in Development of Transition Metal Catalysts for Heterogeneous Hydrogenation of Organic Compounds	35
Why Hoffmann? The Person and the Young Chemical Physicist**	35
	35
Palladium‐Catalyzed Carbonylative Sonogashira Transformations: Advancements and Insights	35
Review of High Entropy Alloys Electrocatalysts for Hydrogen Evolution, Oxygen Evolution, and Oxygen Reduction Reaction	35
NHC‐Catalyzed Enantioselective Transformations Involving α‐Bromoenals	34
Understanding the Impact of Flow Fields on the Performance of Direct Methanol Fuel Cells: A Review on Design Trends	34
Strategies for Promoting Catalytic Performance of Ru‐Based Electrocatalysts towards Oxygen/Hydrogen Evolution Reaction	34
Dissociation of Single O₂ Molecules on Ag(110) by Electrons, Holes, and Localized Surface Plasmons	34
Reactivity vs. Selectivity of Biomimetic Catalyst Systems of the Fe(PDP) Family through the Nature and Spin State of the Active Iron‐Oxygen Species	34
Cover Picture: Adaptive Ion‐Gel: Stimuli‐Responsive, and Self‐Healing Ion Gels (Chem. Rec. 8/2023)	32
Chiral Bisphosphoric Acids and Their Applications in Asymmetric Catalysis	32
Cover Picture: Application of Carbon Fiber‐Reinforced Ceramic Composites in Active Thermal Protection of Advanced Propulsion Systems: A Review (Chem. Rec. 4/2023)	32
Application of COF Materials in Carbon Dioxide Electrocatalytic Reduction	32
Gold‐Catalyzed Lactone Synthesis: Advancements and Insights	32
OrthoC−H Functionalizations of 2‐Aryl‐2H‐Indazoles	31

Recent Advances on Synthesis of CoCO₃ with Controlled Morphologies	31
Data Science Guiding Analysis of Organic Reaction Mechanism and Prediction	31
Harnessing Radicals in Confined Supramolecular Environments Made Possible by MOFs	31
Recent Advances in Anode Electrocatalysts for Direct Formic Acid Fuel Cell‐II‐Platinum‐Based Catalysts	31
Corrigendum:Versatile Reactivity of Metalloid‐Substituted π‐Allylpalladium Species	31
Application of Hydroxy Propargylic Alcohols in Organic Synthesis	30
Decoding the Catalytic Potential of Dinuclear 1^st‐Row Transition Metal Complexes for Proton Reduction and Water Oxidation	30
Recent Developments and Challenges of Vanadium Oxides (V_xO_y) Cathodes for Aqueous Zinc‐Ion Batteries	30
Recent Progress on the Intercalation Strategies of Vanadium‐Based Material Cathodes for Aqueous Zinc‐Ion Batteries	30
Recent Advances in the Syntheses of N‐CF₃ Scaffolds up to Their Valorization	30
Desymmetrisation of meso‐2,4‐Dimethyl‐8‐oxabicyclo[3.2.1]‐oct‐6‐ene‐3‐ol and its Application in Natural Product Syntheses	29
Cover Picture: Organic Photoredox Reactions in Two‐Molecule Photoredox System (Chem. Rec. 3/2024)	29
Fifty Years of a Dispute. A Triptych: Why Woodward?**	29
Spin‐State Modulation in Fe^II‐Based Hofmann‐Type Coordination Polymers: From Molecules to Materials	28
C−F Transformations of Benzotrifluorides by the Activation of Ortho‐Hydrosilyl Group	28
Research Trends in Carbon Chain Polymers and Their Derivatives: Highlighting the Decade‐Long Research	28
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Self‐assembly of Tyrosine Scaffolds in Aqueous Media: Complex Molecular Architectures from Simple Building Blocks	28
Exploring Highly Efficient Broadband Self‐Trapped‐Exciton Luminophors: from 0D to 3D Materials	28
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Recent Advances in Organocatalyzed Asymmetric Sulfa‐Michael Addition Triggered Cascade Reactions	27
Application of 2‐Azabicyclo[2.2.1]Hept‐5‐En‐3‐One (Vince Lactam) in Synthetic Organic and Medicinal Chemistry	27
A Mechanistic Overview of the Current Status and Future Challenges of Aluminum Anode and Electrolyte in Aluminum‐Air Batteries	26
Advances in pH Sensing: From Traditional Approaches to Next‐Generation Sensors in Biological Contexts	26
Photocatalytic and Electrochemical Borylation and Silylation Reactions	26
Nanographene – A Scaffold of Two‐Dimensional Materials	26
Recent Representative Progress of Surface Coating Technology	26
Construction of Spirocyclic Molecules from Cyclic β‐Diketones	26
Regiodivergent Synthesis and Biological Activities of Indoloquinoline Based Compounds	26
MOF‐Based Electrocatalysts for Water Electrolysis, Energy Storage, and Sensing: Progress and Insights	26
Evolution of Vanadium Redox Flow Battery in Electrode	25
Engineering Crystal Orientation of Cathode for Advanced Lithium‐Ion Batteries: A Minireview	25
Recent Updates on Supramolecular‐Based Drug Delivery – Macrocycles and Supramolecular Gels	25
Recent Advances in Thermally Activated Delayed Fluorescent Materials in Type II Photodynamic Therapy	25
Recent Progress in Microfiltration/Ultrafiltration Membranes for Separation of Oil and Water Emulsions	25
Analyte Detection: A Decade of Progress in the Development of Optical/Fluorescent Sensing Probes	25
Preparation of Nanoparticles and Diffusion Behavior of Metal Ions in Ionic Liquids	24
Post‐Ugi Cyclizations Towards Polycyclic N‐Heterocycles	24
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Rational Development of Bacterial Ureases Inhibitors	23
Recent Developments in Copper‐Catalyzed Annulations for Synthesis of Spirooxindoles	23
Cover Picture: A Comprehensive Survey of Stink Bug Pheromones ‐ Extraction, Identification, Synthesis, Biosynthesis, and Phylogenetic Insights (Chem. Rec. 4/2025)	23
Versatile Synthesis of Carbon Materials using Protic Ionic Liquids and Salts as Precursors	23
Oxidative Dehydrogenation of Alkanes through Homogeneous Base Metal Catalysis	23
Cover Picture: Silver Cluster Assembled Materials: A Model‐Driven Perspective on Recent Progress, with a Spotlight on Ag₁₂ Cluster Assembly (Chem. Rec. 5/2024)	23
Cross‐Coupling Reactions Enabled by Well‐Defined Ag(III) Compounds: Main Focus on Aromatic Fluorination and Trifluoromethylation	23
Polyanionic Imido‐P(V) Ligands: From Transition Metal Complexes to Coordination Driven Self‐Assemblies	23
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Syntheses and Synthetic Applications of Functionalized Propargylic and Allylic Fluorides	22
Recent Progress in Aqueous Zinc‐Ion Batteries: From FundamentalScience to Structure Design	22
Bioresource Polymer Composite for Energy Generation and Storage: Developments and Trends	22
Applications of Carbon‐Based Materials in Activated Peroxymonosulfate for the Degradation of Organic Pollutants: A Review	22
Stimuli‐Responsive Electrochemical Energy Storage Devices	22
Adaptive Ion‐Gel: Stimuli‐Responsive, and Self‐Healing Ion Gels	22
Construction of Non‐Precious Metal Self‐Supported Electrocatalysts for Oxygen Evolution from a Low‐Temperature Immersion Perspective	22
Emerging Trends in Asymmetric Triazole Synthesis: from Click Chemistry to Biocatalysis	22
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The Progress of Reductive Coupling Reaction by Iron Catalysis	21
Application of Metal‐Free Dearomatization Reaction as a Sustainable Strategy to Direct Access Complex Cyclic Compounds	21
Recent Advances in Floating Photovoltaic Systems	21
Covalent Modification of Nucleobases using Water‐Soluble Palladium Catalysts	21
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Cover Picture: Axis‐Unfixed Biphenylphosphine‐Oxazoline Ligands: Design and Applications in Asymmetric Catalytic Reactions (Chem. Rec. 10/2023)	21
Current State of Microflow Trifluoromethylation Reactions	21
Reductive Transformation of CO₂ to Organic Compounds	21
Optimization Strategies of Electrolytes for Low‐Temperature Aqueous Batteries	20
Advancements in Gold‐Catalyzed Cascade Reactions to Access Carbocycles and Heterocycles: An Overview	20
Elemental Two‐Dimensional Materials for Li/Na‐Ion Battery Anode Applications	20
Anti‐Freezing Strategies of Electrolyte and their Application in Electrochemical Energy Devices	20
Synthesis of Nucleobase‐Modified Oligonucleotides by Post‐Synthetic Modification in Solution	20
Challenges in Peptide Solubilization – Amyloids Case Study	20
The Ways of Science Through the Lens of the Woodward‐Hoffmann Rules. The Stories Begin^[^]**	20
Biomimetic Nanoparticles for the Diagnosis and Therapy of Atherosclerosis	20
Cover Feature: Fluoroalkyl Sulfoximines for Versatile Photocatalytic Radical Fluoroalkylations (Chem. Rec. 9/2023)	20
Review of Graphene Materials as Electrocatalysts for the Production of Green Ammonia from Nitrogen‐Containing Compounds	20
Zinc Oxide Nanostructures in Photovoltaics: Recent Progress, Technical Challenges and Perspectives	20
Woodward and Hoffmann on Secondary Orbital Interactions. How to Make a Fine Two‐Course Meal from Leftovers**	20
3D Printable Geopolymer Composites Reinforced with Carbon‐Based Nanomaterials – A Review	19
Dibenzo‐Fused Heterocycles: A Decade Update on the Syntheses of Carbazole, Dibenzofuran, and Dibenzothiophene	19

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Light‐Mediated Radical Addition to Azomethine Compounds: Novel Reactivity and Activation Modes	19
Fluorescent Probes Based on Charge and Proton Transfer for Probing Biomolecular Environment	19
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An Opportunity for Synergizing Desalination by Membrane Distillation Assisted Reverse‐Electrodialysis for Water/Energy Recovery	19
Biocatalytic and Biomimetic Catalysis for Intermolecular Cyclopropanation of Olefins: A Review	19
A Review on Electrode Materials of Fast‐Charging Lithium‐Ion Batteries	19
A Review on Biodegradable Packaging Films from Vegetative and Food Waste	19
Designing State‐of‐the‐Art Gas Sensors: From Fundamentals to Applications	19
Carbon Coated Metal‐Based Composite Electrode Materials for Lithium Sulfur Batteries: A Review	19
Design of Bifunctional Amino Tf‐Amide Organocatalysts and Application in Various Asymmetric Transformations	18
Harnessing the Potential of Graphene Quantum Dots for Multifunctional Biomedical Applications	18
Fluoroalkylations and Fluoroalkenylations with Iodonium Salts	18
Chemical Upcycling of Waste Plastics to High Value‐Added Products via Pyrolysis: Current Trends, Future Perspectives, and Techno‐Feasibility Analysis	18
Ion Substitution Strategy of Manganese‐Based Layered Oxide Cathodes for Advanced and Low‐Cost Sodium Ion Batteries	18
An Emerging Trend in the Synthesis of Iron Titanate Photocatalyst Toward Water Splitting	18
Recent Advances in Photoinduced Modification of Amino Acids, Peptides, and Proteins	18
Ring‐Opening Fluorination of Carbo/Heterocycles and Aromatics: Construction of Complex and Diverse Fluorine‐Containing Molecules	18
Asymmetric Synthesis of a Quaternary Carbon Stereogenic Center by Organocatalysis Using a Primary Amino Acid and Its Salt	18
Single Atom Catalysts: An Overview of the Coordination and Interactions with Metallic Supports	18
Complexation of Flavonoids: Spectral Phenomena, Regioselectivity, Interplay with Charge and Proton Transfer	18
Transition Metal‐Catalyzed Direct Functionalization of Carbazoles	18
Green Hydrogen Production From Non‐Traditional Water Sources: A Sustainable Energy Solution With Hydrogen Storage and Distribution	17
Stimuli‐Responsive Macromolecular Architecture by Butler Cyclopolymerizations: Synthesis and Applications	17
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Recent Advances in Ynenamine Chemistry	17
Photoluminescence of Platinum(II) Complexes with Diazine‐Based Ligands	17
Self‐Supported Transition Metal‐Based Nanoarrays for Efficient Energy Storage	17
Recent Advances in Chemistry/Materials (Saudi Arabia)	17
Recent Advances in Processing and Applications of Heterobimetallic Oxide Thin Films by Aerosol‐Assisted Chemical Vapor Deposition	17
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Recent Advances in Current Collectors for Aqueous Zinc‐ion Batteries	17
Transition Metal‐Catalyzed Enantioselective Synthesis of Chiral Five‐ and Six‐Membered Benzo O‐heterocycles	17