OOIR: Observatory of International Research

Papers

(The H4-Index of Advanced Synthesis & Catalysis is 34. 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 2021-11-01 to 2025-11-01.)

Article	Citations
N‐Containing Carbon Materials in Metal‐Free and Non‐Noble Metal Liquid Phase Heterogenous Catalysis	141
Asymmetric Synthesis of Tricycle‐Fused Dispirooxindoles via Organocatalyzed Three‐Component Cascade Reactions of 2‐Pyrones and Trifluoroethylisatin Ketimines	100
Hypervalent Iodine‐Mediated Regioselective Dearomatization of Non‐Activated Arenes	100
Cu(III) Trifluoromethyl Complexes with 1,3‐Diketonate Ligands and Their Versatile Reactivity in C−H Trifluoromethylation	85
Site‐Selective Direct Intermolecular C(sp³)−H Alkylation of Saccharides and Switching of Reaction Sites by Changing Photocatalysts	80
Gold‐Catalyzed Annulation Between 1‐[2‐(Dimethoxymethyl)phenyl]prop‐2‐yn‐1‐yl Acetates and α‐Diazo Esters or Anilines to Form Substituted Naphthoates and Indeno[1,2‐b]quinoline, Respectively	75
Synthesis of 3,4‐Dihydroquinazolinones via Base‐Promoted Formal [4 + 2] Cycloadditions	73
Ruthenium (II)‐Catalysed Regioselective C6 Alkylation of Indoles with Maleimides	73
Copper‐Catalyzed Acylhalogenation of 3‐Methylanthranils with Acid Halides: Synthesis of N‐(2‐(2‐Haloyl)phenyl)amides	72
Witnessing the Birth of Directed Evolution of Stereoselective Enzymes as Catalysts in Organic Chemistry	59
The Novel Strategies for the Construction of Homoallylic Alcohols via Photoredox Catalysis	57
First Bromide‐Catalyzed Selenylation of 2‐Alkyn‐1‐One O‐Methyloximes Enabled the Synthesis of 4‐Selenylated Isoxazoles	54
Martin Silicates as Partners in Photoredox/Ni Dual Catalysis for the Installation of CH₃, CH₂D, CD₂H, CD₃ and ¹³CH₃ Groups onto (Heter	48
A Combined Halogen‐ and Chalcogen‐Bonding Organocatalyst	47
Synthesis of Furfural Sulfides and 4‐Alkylthiopyridines via Heterocyclization of α‐Acyl Ketene Dithioacetals	47
Cooperative Photocatalysis of 9,10‐Phenanthrenequinone and Sn(OTf)₂ for Direct Mannich Reaction of Ethers via Hydrogen Atom Transfer Pathway	43
Regio‐ and Stereospecific Desulfinylative Chlorination of Spiroaziridine Oxindoles at Spiro‐Center for Formal [3+2]‐Cycloaddition with CS₂: Sequential One‐Pot Synthesis of (−)‐Spirobrassini	43
A Gold(I)‐Catalyzed Cyclization/Semipinacol Rearrangement Cascade of 1,6‐Enynes to Access Spiro[4.5]decanes and 7‐Azaspiro[4.5]decanes	42
	41
Selective Formation of 2,3,5‐Trisubstituted Furans from 1,3‐Dicarbonyls and Hydroxyketones	41
Tandem Asymmetric Cycloaromatization/ Intramolecular Pictet‐Spengler‐Type Reaction. An Entry to Polycyclic Pyrroles	40
Nitrosonium Ion Catalyzed Oxidative Bromination of Arenes	38
Constructing 5‐Methyl‐2,4‐diaryl‐1H‐imidazoles Using Calcium Carbide as Alkyne Source via A3‐Coupling Cyclization	38
Copper‐Catalyzed Oxidative 1,2‐Alkylarylation of Styrenes with Unactivated C(sp³)‐H Alkanes and Electron‐Rich Aromatics via C(sp³)‐H/C(sp²)‐H Func	38
Synthesis of 2‐Aminopyridines via Cobalt‐Catalyzed Cycloaddition of Diynes with N‐Substituted and N‐Unsubstituted Cyanamides	38

Hypervalent Halogen Compounds in Electrochemical Reactions: Advantages and Prospects	37
Synthesis of 2‐Amino‐3‐arylindoles and their Fused Analogues via Intramolecular C‐Arylation	36
Regio‐ and Stereoselective, Intramolecular [2+2] Cycloaddition of Allenes, Promoted by Visible Light Photocatalysis	36
Synthesis of Chiral Nine‐Membered N‐Heterocycles through Silver(I)‐Promoted Cycloaddition and Rearrangement from N‐Vinyl‐α,β‐Unsaturated Nitrones with Chiral 3‐Propioloyloxazolidin‐2‐Ones	36
Enantioselective Synthesis of Five to Eight‐Membered P‐Stereogenic Benzo‐Fused Heterocycles via Copper‐Catalyzed Dynamic Kinetic Resolution	36
Direct Asymmetric Addition of Heteroatom Nucleophiles to Imines	36
Front Cover Picture: Catalytic Asymmetric Arylations of Ketimines (Adv. Synth. Catal. 12/2024)	35
Enzymatic Dimerization of Fungal Natural Products Through Intermolecular Disulfide Bridges	35
Formal Insertion of a Metal Carbene Complex into a σ‐Carbon‐Carbon Bond. Gold‐Catalyzed Synthesis of 3H‐Indoles	35
Cover Picture: Bench‐Stable Electrophilic Reagents for the Direct Di‐ and Trifluoroethylthiolation of Indoles (Adv. Synth. Catal. 20/2023)	34
Enantioselective Syntheses of Multiply Functionalized Six‐Membered Carbocycles from Nitroalkenes and γ,δ‐Unsaturated ß‐Ketoesters using Chiral Catalysts Derived from Cobalt(III) and 1,2‐Diphenylethyle	34