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 2021-09-01 to 2025-09-01.)

Article	Citations
Total Synthesis of (±)-Furanether A	85
Construction of Oxo-Bridged Diazocines via Rhodium-Catalyzed (4+3) Cycloaddition of Carbonyl Ylides with Azoalkenes	84
Reductive Hydrodehalogenation of Halogenated Carboxylic Acid Derivatives Using a DMSO/HCOONa·2H₂O System	83
Direct Synthesis of α-Methylated Arylacetamides from Arylacetonitriles via Ir-Catalyzed Cascade α-Methylation and Selective Hydration	81
Macrocyclization of Unprotected Peptides via Cycloaddition between o-Diones and Furan-2(3H)-one	79
Visible-Light-Induced Selective α-Fluoroarylation of Secondary N-Alkyl Anilines with Polyfluoroarenes via Direct C–H/C–F Coupling	77
Ascomycotols A–C: Rare Sulfur/Sulfone-Containing Scaffolds from Mushroom Endophytes with Dual Anti-inflammatory and Antirenal Fibrosis Effects	77
Computationally Assisted Analysis of NMR Chemical Shifts as a Tool in Conformational Analysis	75
Stereoselective Double Spirocyclization of 2-Benzyl-3-alkynyl Chromone with Nitrone via Gold-Catalyzed Cascade Reactions	75
Borylative Cyclization of 1,6-Allenynes Driven by BCl₃	73
Synthesis of γ-Butyrolactones with Chiral Quaternary–Tertiary Stereocenters via Catalytic Asymmetric Mukaiyama–Michael Addition	72
Bicyclic Bridgehead Phosphoramidite-Based Hybrid Diphosphorus Ligands: Design, Synthesis, and Application in Catalytic Asymmetric Hydrogenation	71
Selective C–H Iodination of Weinreb Amides and Benzamides through Iridium Catalysis in Solution and under Mechanochemical Conditions	71
Biocatalytically Generated Library of Chiral Building Blocks Containing a Quaternary Stereocenter	70
Palladium-Catalyzed Double ipso-Defluoroetherification of Allylic gem-Difluorides with Phenols or Alcohols	68
Synthesis of 3-Benzazepines via Cobalt-Catalyzed C–H Bond Functionalization with CaC₂ as the Acetylene Source	68
Kinetic Resolution of BINOLs and Biphenols by Atroposelective, Cu–H-Catalyzed Si–O Coupling with Hydrosilanes	66
Dichloromethyl(diaryl) Sulfonium Salts as gem-Dichlorocyclopropanation Reagents	65
Highly Contorted Rigid Nitrogen-Rich Nanographene with Four Heptagons	63
Enantioselective Palladium-Catalyzed Domino Carbonylative Heck Esterification of o-Iodoalkenylbenzenes with Arylboronic Acids	61
Chiral Brønsted Acid Catalyzed Enantioselective Synthesis of Spiro-Isoindolinone-Indolines via Formal [3 + 2] Cycloaddition	61
Synthesis of α-Aryl Secondary Amides via Nickel-Catalyzed Reductive Coupling of Redox-Active Esters	60
Deciphering the δ-Lactam Formation and lron-Reducing Activity of Spinactins from Saccharopolyspora spinosa	60
Oxoammonium Salt-Mediated Regioselective Vicinal Dioxidation of Alkenes: Relying on Transient and Persistent Nitroxides	59
Photocatalytic Strecker-Type Reaction for the Synthesis of Primary α-Aminonitriles	58

Nonactivated Aziridine Synthesis by Intermolecular Polarity-Mismatched Carboamination of Unactivated Alkenes with Unactivated Alkyl Halides	58
Spirochrains A–D, Four Caged [5,6,5] Spirocyclic Amides from an Antarctic Fungus Aspergillus ochraceopetaliformis SCSIO 05702 with Anti-RSV Activities	57
Nickel-Catalyzed Deaminative Allenylation of Amino Acid Derivatives: Catalytic Activity Enhanced by an Amide-Type NN₂ Pincer Ligand	57
Enantioselective Cobalt-Catalyzed Remote Hydroboration of Alkenylboronates	56
Dinickel-Catalyzed Asymmetric Allylic Alkylation of Cyclic Ketones with Allylic Amine Derivatives	56
Environmentally Friendly Synthesis of Highly Substituted Phenols Using Enallenoates and Grignard Reagents	55
Gold-Catalyzed Regioselective Synthesis of Crowded Cyclopentadienes by Migratory Cycloisomerization of Vinylallenes	55
Cope-Type Hydroamination of Vinylboronates	55
Kinetic Resolution of Sulfinamides via Asymmetric N-Allylic Alkylation	55
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	54
Tosylazide as N1-Synthon: Iron-Catalyzed Nitrogenative Dimerization of Indoles to p-Bisindolopyrazine Derivatives	54
Sequential One-Pot Transformation to R–CF₂-Embedded 1,5-Diketones Enabled by Nickel: Access to 4-Perfluoroalkylpyridines	53
Manipulating Crystal Packing and Self-Assembly by π-Extended and Isomeric Fused Strategies in Thiophene Ring-Terminated Polycyclic Aromatic Hydrocarbons	53
DNA-Compatible Diversification of Indole π-Activated Alcohols via a Direct Dehydrative Coupling Strategy	53
Collective Syntheses of Corynanthe Alkaloids Based on a Chirality-Tunable Structure Unit	52
Synthesis of 1-Substituted Bicyclo[2.1.1]hexan-2-ones via a Sequential SmI₂-Mediated Pinacol Coupling and Acid-Catalyzed Pinacol Rearrangement Reaction	52
Asymmetric Synthesis of CF₃-Substituted β-Hydroxyketones and 1,3-Diols by Engineered Ketoreductases	51
Sequential Strategies to Trigger Mild Dearomative Diels–Alder Cyclizations	51
Regiochemical Switching in Ir-Catalyzed C–H Borylation by Altering Ligand Loadings of N,B-Type Diboron Species	51
Systematic Route to Construct the 5–5–6 Tricyclic Core of Furanobutenolide-Derived Cembranoids and Norcembranoids	51
Gold(I)-Catalyzed Oxidative Amination of β-Amino-ynones to Quaternary Ammonium-olate Salts: The Benefit of a P,N-Bidentate Ligand	51
Rh-Catalyzed Carbonylative Cyclization of Propargylic Alcohols with Aryl Boronic Acids	51
DalPhos/Nickel-Catalyzed C2–H Arylation of 1,3-Azoles Using a Dual-Base System	50
Expanded Access to Fluoroformamidines via a Modular Synthetic Pathway	50
Chiral Squaramide Catalyzed Asymmetric Spiroketalization toward Aromatic [6,5] Spiroketals	50