OOIR: Observatory of International Research

Papers

(The H4-Index of Organic & Biomolecular Chemistry is 40. 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 2022-01-01 to 2026-01-01.)

Article	Citations
Multi-purpose thiocyanate protic ionic liquids in chemodivergent transformations of imidazolidin-2-(thi)one-based diols	89
Cu₂O-mediated regio- and stereoselective one-pot synthesis of (Z)-3-ylidenephthalides from 2-iodobenzoic acids and terminal alkynes	81
Back cover	77
Combining synthetic biology with synthetic electrochemistry to expand the chemical space of the indolocarbazole family	74
Methyl group configuration on acyclic threoninol nucleic acids (aTNAs) impacts supramolecular properties	67
Sequential condensation and double desulfonylative cyclopropanation of 1,2-bis(sulfonylmethyl)arenes with 3-arylacroleins: access to biscyclopropane-fused tetralins	67
Facile tin(ii)-catalyzed synthesis of N-heterocycles from dicarboxylic acids and arylamines	66
Silver-mediated radical oxytrifluoromethylation of unsaturated carboxylic acids for the synthesis of γ-trifluoromethylthio lactones	66
Flavin-induced charge separation in transmembrane model peptides	63
Anthracene-isatoic anhydride hybrids for bioconjugation: chromophores with nucleophile dependent response	61
Electrochemical alkylation of C(sp²)–H bonds via halogen-atom transfer (XAT) from alkyl iodides	61
Total synthesis, stereochemical assignment, and biological evaluation of opantimycin A and analogues thereof	56
Transition metal-free one-pot tandem chemoselective reduction and cyclization of 3/5-(2-nitrophenyl)-1H-pyrazoles using sodium dithionite	55
Metal-free oxidative formal C(sp²)–H arylation of cyclopentene-1,3-diones with β-naphthols	53
Genome mining and heterologous expression reveal streptacidin, a new lasso peptide from Streptacidiphilus jiangxiensis	53
N-Functionalized fluorophores: detecting urinary albumin and imaging lipid droplets	53
Synthesis of imidazolocoumarins by the amide-directed oxidative cyclisation of enol-Ugi derivatives	52
Oxidative decarboxylative ammonium hypoiodite-catalysed dihydrobenzofuran synthesis	52
α-Alkylation of ketones with primary alcohols by an active non-noble metal Cu/CuOx catalyst	51
Fluorescent α-amino acids via Heck–Matsuda reactions of phenylalanine-derived arenediazonium salts	50
Practical synthesis of unsymmetrical disulfides promoted by bromodimethylsulfonium bromide	50
A novel synthetic method for backbone-cyclized polypeptide POL7080 with the help of hydrophobic-support materials	49
Direct formylation of phenols using difluorocarbene as a safe CO surrogate	49
Access to functionalized 2-pyrones through cascade reactions of α-halothioesters involving DBU-derived ammonium ylides	49
Contents list	49

A substrate-induced dual utilization cascade reaction of N-alkyl anilines: highly site-selective sustainable synthesis of chromeno[4,3-b]quinolin-6-ones	49
Microwave-assisted palladium catalysed C–H acylation with aldehydes: synthesis and diversification of 3-acylthiophenes	48
An electron donor–acceptor complex-initiated C–H trifluoromethylation and perfluoroalkylation of enamides and quinoxalinones	47
The boron effect on radical difluoromethylation of N-sulfonyl cyclic ketimines	47
Au(iii)/TPPMS-catalyzed Friedel–Crafts benzylation of deactivated N-alkylanilines in water	45
Structural variation of the 3-acetamido-4,5,6-trihydroxyazepane iminosugar through epimerization and C-alkylation leads to low micromolar HexAB and NagZ inhibitors	44
Synthesis of 7-hydroxydibenzopyran-6-ones via benzannulation of coumarins	43
Facile construction of C,N-disulfonated 5-amino pyrazoles through an iodine-catalyzed cascade reaction	43
Copper-catalyzed cross-coupling reaction of epoxides with allyl boron ester	42
Deoxyfluorination tunes the aggregation of cellulose and chitin oligosaccharides and highlights the role of specific hydroxyl groups in the crystallization process	42
Development of fluorophoric [2]pseudorotaxanes and [2]rotaxane: selective sensing of Zn(ii)	41
Sumanene–carbazole conjugate with push–pull structure and its chemoreceptor application	41
Synthesis of fused 3-trifluoromethyl-1,2,4-triazoles via base-promoted [3 + 2] cycloaddition of nitrile imines and 1H-benzo[d]imidazole-2-thiols	41
Site-selective benzylic C–H hydroxylation in electron-deficient azaheterocycles	41
Synthesis of primary propargylic alcohols from terminal alkynes using rongalite as the C1 unit	41