OOIR: Observatory of International Research

Papers

(The H4-Index of Organic Letters is 50. 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 2022-06-01 to 2026-06-01.)

Article	Citations
Ascomycotols A–C: Rare Sulfur/Sulfone-Containing Scaffolds from Mushroom Endophytes with Dual Anti-inflammatory and Antirenal Fibrosis Effects	104
Conformationally Fluxional Pseudo-C₂ Symmetric Decaphyrins (1.0.0.0.0.1.0.0.0.0) with Multiple m-Phenylene Subunits and Their Cyclic Bis-BODIPYs	94
Copper-Catalyzed Coupling of N-Acyl-N′-Substituted Hydrazines with (Hetero)aryl Chlorides/Bromides	87
Fluoranthene-Containing Distorted Nanographenes Exhibiting Two-Photon Absorption Response	83
Issue Editorial Masthead	80
Issue Publication Information	79
Issue Publication Information	76
Issue Publication Information	74
Issue Editorial Masthead	72
Issue Publication Information	71
Issue Editorial Masthead	67
New Approach to Assembling Nucleic Acid Dendrons on a Solid Phase	67
Systematic Route to Construct the 5–5–6 Tricyclic Core of Furanobutenolide-Derived Cembranoids and Norcembranoids	65
Cobalt-Catalyzed Asymmetric 1,4-Reduction of α,β-Unsaturated Nitriles with HBpin	65
Palladium-Catalyzed Domino Conversion of Aryl–Thianthreniums with Anhydrides: Rapidly Building Highly Functionalized Fluorenones	65
Rh-Catalyzed Carbonylative Cyclization of Propargylic Alcohols with Aryl Boronic Acids	65
Enantioselective Cobalt-Catalyzed Remote Hydroboration of Alkenylboronates	65
Biocatalytically Generated Library of Chiral Building Blocks Containing a Quaternary Stereocenter	64
Visible-Light-Induced Selective α-Fluoroarylation of Secondary N-Alkyl Anilines with Polyfluoroarenes via Direct C–H/C–F Coupling	64
Ru(II)-Catalyzed Divergent C–H Annulations of Propargyl Cyclic Carbonates	63
Biomimetic Total Synthesis of Clavicipitic Acid: A DDQ-Mediated Intramolecular Cross-Dehydrogenative Coupling Approach	60
Biocatalytic Enantioselective Oxidation of N -Acyl- S -Methyl Sulfenamides for the Asymmetric Synthesis of	60
Discovery, Characterization, and Anti-XOD Activity of Calcium Metallophore from Coix lacryma-jobi	59
Total Synthesis of (+)-Leucolusine and (−)-7-epi-Leucolusine	59
Issue Publication Information	58

Conia-Ene Cyclization of Pyrazolones with o -Alkynyl Aldehydes: A Strategic Shift from Classical Condensation to Spiroannulation	58
Total Synthesis of Daphenylline via Diels–Alder Cycloaddition and Rhodium-Catalyzed C–H Alkynylation	57
Photocatalytic Strecker-Type Reaction for the Synthesis of Primary α-Aminonitriles	57
Isolation and Bioinspired Total Synthesis of Rugosiformisin A, A Skeleton-Rearranged Abietane-Type Diterpenoid from Isodon rugosiformis	57
Nickel-Catalyzed Regioselective Markovnikov Hydrosilylation of Vinylarenes via Hydrogen Atom Transfer	56
Iridium-Catalyzed Double Asymmetric Hydrogenation of 2,5-Dialkylienecyclopentanones for the Synthesis of Chiral Cyclopentanones	56
Strain-Release Glycosylation of Thio- and Selenoglycosides Enabled by Activation of Donor–Acceptor Oxiranes with Catalytic TfOH	56
Selective C–H Iodination of Weinreb Amides and Benzamides through Iridium Catalysis in Solution and under Mechanochemical Conditions	55
Sequential One-Pot Transformation to R–CF₂-Embedded 1,5-Diketones Enabled by Nickel: Access to 4-Perfluoroalkylpyridines	55
Nickel-Catalyzed Deaminative Allenylation of Amino Acid Derivatives: Catalytic Activity Enhanced by an Amide-Type NN₂ Pincer Ligand	54
Boron-Catalyzed Michael Reaction of Donor–Acceptor Carboxylic Acid Pairs Enabling Direct Synthesis of 1,5-Dicarboxylic Acids	54
Synthesis of a Phosphate-Bridged Photoaffinity Labeling Probe via Transesterification of Phenols and Alcohols	53
Cobalt-Catalyzed Intramolecular [4 + 2] Cycloaddition of Cyclopropyl-Capped Dienes with Alkynes/Alkenes/Allene and Reaction Mechanism	53
A Tsuji–Trost Reaction Using Free Carbenes as Nucleophiles: Palladium-Catalyzed Photoinduced Coupling of Acylsilanes with Allylic Alcohol Derivatives	52
Synthesis of Tertiary Amines through Extrusive Alkylation of Carbamates	52
A Sterically Tuned 2-Fluoropyridinium Salt for the Catalyst-Free, Visible-Light-Mediated Deoxygenation of Alcohols via an Electron Donor–Acceptor Complex	52
Diphenylsilylsilanolates Enable the Transfer of a Wide Range of Silyl Groups	51
Manipulating Crystal Packing and Self-Assembly by π-Extended and Isomeric Fused Strategies in Thiophene Ring-Terminated Polycyclic Aromatic Hydrocarbons	51
Synthesis of γ-Butyrolactones with Chiral Quaternary–Tertiary Stereocenters via Catalytic Asymmetric Mukaiyama–Michael Addition	51
My Discovery of Science	51
Cope-Type Hydroamination of Vinylboronates	50
Formation and Rearrangement of a Congested Spiropentane from the Trapping of Dibenzonorcarynyliden(e/oid) by Phencyclone	50
Palladium-Catalyzed Chemo- and Regiocontrolled Tandem Cyclization/Cross-Coupling of 2-Benzyl-3-alkynyl Chromones with Aryl Iodides for the Synthesis of 4H-Furo[3,2-c]chromenes and Xantho	50
Sequential Strategies to Trigger Mild Dearomative Diels–Alder Cyclizations	50
Correction to “Access to 6-Deoxy-heptose Constructs by One Carbon Homologation of Hexoses with Malononitrile: Divergent Synthesis of Campylobacter jejuni Strain 81-176 Capsular Trisaccharide Re	50
Synthesis of 3-Benzazepines via Cobalt-Catalyzed C–H Bond Functionalization with CaC₂ as the Acetylene Source	50
From Nitrogen to Sulfur: Investigating the Effect of Core Modification within Azaacene-Fused 21,23-Dithiaporphyrins	50
Organic Chemistry in Argentina and the Genesis of SAIQO	50
Domino Synthesis of Thioindirubin via Aldol Condensation/C–S Cross-Coupling/Cyclization Reaction Using Xanthate as a Sulfur Surrogate	50