OOIR: Observatory of International Research

Papers

(The H4-Index of Organic Letters is 51. 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
Visible-Light-Promoted Reduction of Epoxides, Hydroxysulfonates, and Halohydrines with Alkyltitanium Alkoxides	81
Spirochrains A–D, Four Caged [5,6,5] Spirocyclic Amides from an Antarctic Fungus Aspergillus ochraceopetaliformis SCSIO 05702 with Anti-RSV Activities	78
Correction to Phosphine-Catalyzed Cascade Michael Addition/[4+2] Cycloaddition Reaction of Allenoates and 2-Arylidene-1,3-indanediones	76
My Discovery of Science	75
Issue Publication Information	75
Isolation and Total Synthesis of Beru’amide, an Antitrypanosomal Polyketide from a Marine Cyanobacterium Okeania sp.	74
Versatile Access to Tetrasubstituted 2-Amidoacroleins through Formal Silylformylation of Ynamides	72
Palladium-Catalyzed Domino Conversion of Aryl–Thianthreniums with Anhydrides: Rapidly Building Highly Functionalized Fluorenones	71
Asymmetric Organocatalysis Enables Rapid Assembly of Portimine Precursor Chains	70
Dithionite-Involved Multicomponent Coupling for Alkenyl and Alkyl Tertiary Sulfones	69
Borylfuroxans: Synthesis and Applications	69
Issue Publication Information	68
Issue Editorial Masthead	68
Issue Publication Information	67
Organic Chemistry in Argentina and the Genesis of SAIQO	67
Amidophosphine Boranes as Hydroboration Reagents for Nitriles, Alkynes, and Carboxylic Acids	66
Stereoselective Synthesis of Acyclic Tetrasubstituted Alkenes from Anilines by Dearomatization and Trimethylenemethane Cycloaddition	66
Tertiary Amine-Mediated Reductions of Phosphine Oxides to Phosphines	65
Diversity-Oriented Synthesis of ERα Modulators via Mitsunobu Macrocyclization	65
Application of Ni/Zr-Mediated Ketone Coupling for the Scalable Synthesis of Homohalichondrin B	64
Stereoselective Synthesis of Conjugated Dienes via Aryl-to-Vinyl 1,4-Nickel Migration and Reductive Cross-Coupling	63
Issue Editorial Masthead	61
Dichloromethyl(diaryl) Sulfonium Salts as gem-Dichlorocyclopropanation Reagents	61
Sequential One-Pot Transformation to R–CF₂-Embedded 1,5-Diketones Enabled by Nickel: Access to 4-Perfluoroalkylpyridines	61
Issue Publication Information	61

Stereoretentive Decarboxylative Amidation of α,β-Unsaturated Carboxylic Acids to Access Enamides	61
Electrochemical Cyanation of Alcohols Enabled by an Iodide-Mediated Phosphine P(V/III) Redox Couple	60
Nickel-Catalyzed Cross-Electrophile Ring Opening/gem-Difluoroallylation of Aziridines	59
Divergent Access to Polycyclic N-Heterocyclic Compounds through Büchner-Type Dearomatization Enabled Cycloisomerization of Diynamides under Gold Catalysis	59
Iridium-Catalyzed Double Asymmetric Hydrogenation of 2,5-Dialkylienecyclopentanones for the Synthesis of Chiral Cyclopentanones	58
Diarylamine Synthesis via Desulfinylative Smiles Rearrangement	58
Synthesis of 1-Substituted Bicyclo[2.1.1]hexan-2-ones via a Sequential SmI₂-Mediated Pinacol Coupling and Acid-Catalyzed Pinacol Rearrangement Reaction	58
Charge-Enhanced Reactivity of Esters by a Cationic Substituent	58
Issue Editorial Masthead	57
Staudinger Cleavages of Amides on Naphthalene for the Ipsilateral Effect of 1,8-Substituents	57
Hydrophilic Azide-Containing Amino Acid to Enhance the Solubility of Peptides for SPAAC Reactions	56
Enantioselective Annulation of α,β-Unsaturated N-Acyliminium Ions with β-Keto Ester Enolates via Cooperative Palladium and Brønsted Acid Catalysis	56
Visible-Light-Induced NHC-Catalyzed Carboacylation Reaction of Alkenes from Aryl Thianthrenium Salts and Aldehydes	55
Issue Editorial Masthead	55
Domino Synthesis of Thioindirubin via Aldol Condensation/C–S Cross-Coupling/Cyclization Reaction Using Xanthate as a Sulfur Surrogate	55
Dinickel-Catalyzed Asymmetric Allylic Alkylation of Cyclic Ketones with Allylic Amine Derivatives	54
Electrochemical Oxidative C3 Acyloxylation of Imidazo[1,2-a]pyridines with Hydrogen Evolution	54
Enantioselective Cobalt-Catalyzed Remote Hydroboration of Alkenylboronates	54
Solid-Phase Photochemical Decarboxylative Hydroalkylation of Peptides	53
Borylative Cyclization of 1,6-Allenynes Driven by BCl₃	53
Deprotonative Generation and Trapping of Haloaryllithium in a Batch Reactor	52
Dioxygen-Triggered Oxosulfonylation/Sulfonylation of Terminal Olefins toward β-Keto Sulfones/Sulfones	52
Visible-Light-Induced Cascade Cyclization of 3-(2-(Ethynyl)phenyl)quinazolinones to Phosphorylated Quinolino[2,1-b]quinazolinones	52
Kinetic Resolution of Sulfinamides via Asymmetric N-Allylic Alkylation	52
Formation and Rearrangement of a Congested Spiropentane from the Trapping of Dibenzonorcarynyliden(e/oid) by Phencyclone	51
Cope-Type Hydroamination of Vinylboronates	51
Palladium-Catalyzed Double ipso-Defluoroetherification of Allylic gem-Difluorides with Phenols or Alcohols	51
Environmentally Friendly Synthesis of Highly Substituted Phenols Using Enallenoates and Grignard Reagents	51
Synthesis and Structural Revision of the Cyclic Hexapeptide Dimers Antatollamides A and B	51