United States of America (USA)

1 August 2018 - 31 July 2019

Subject/journal group: All

The table to the right includes counts of all research outputs for United States of America (USA) published between 1 August 2018 - 31 July 2019 which are tracked by the Nature Index.

Hover over the donut graph to view the FC output for each subject. Below, the same research outputs are grouped by subject. Click on the subject to drill-down into a list of articles organized by journal, and then by title.

Note: Articles may be assigned to more than one subject area.

AC FC
28287 20172.78

Outputs by subject (FC)

Subject AC FC
Earth & Environmental Sciences 4313 2920.99
Life Sciences 12191 9059.45
Chemistry 6929 5062.90
2 1.29
372 206.38
572 448.73
596 417.74
434 317.94
287 203.43
1 1
378 285.64
1279 1045.23
358 285.82
462 323.41
123 83.44
75 55.50
51 37.21
651 388.81
82 53.79
1 0.33
72 47.93
314 253.99
Transforming Triplet Vinylnitrene into Triplet Alkylnitrene at Cryogenic Temperatures
2019-07-26
0.71
Acyl Selenyl Sulfides as the Precursors for Reactive Sulfur Species (Hydrogen Sulfide, Polysulfide, and Selenyl Sulfide)
2019-07-19
0.93
Au(I)-Catalyzed Synthesis of Trisubstituted Indolizines from 2-Propargyloxypyridines and Methyl Ketones
2019-07-19
1
Covalent Capture of a Heterotrimeric Collagen Helix
2019-07-19
0.67
Desulfonylative Arylation of Redox-Active Alkyl Sulfones with Aryl Bromides
2019-07-19
1
Enabling Synthesis of ABBV-2222, A CFTR Corrector for the Treatment of Cystic Fibrosis
2019-07-19
1
Highly Enantioselective Hydrogenation of Non-ortho-Substituted 2-Pyridyl Aryl Ketones via Iridium-f-Diaphos Catalysis
2019-07-19
0.06
Palladium-Catalyzed Suzuki–Miyaura Reactions of Aspartic Acid Derived Phenyl Esters
2019-07-19
1
Polyacetate and Polycarbonate RNA: Acylating Reagents and Properties
2019-07-19
1
Preparation of Viscosity-Sensitive Isoxazoline/Isoxazolyl-Based Molecular Rotors and Directly Linked BODIPY–Fulleroisoxazoline from the Stable meso-(Nitrile Oxide)-Substituted BODIPY
2019-07-19
0.30
Promoting Thermodynamically Unfavorable [3,3] Rearrangements by Chemoselective Reduction
2019-07-19
1
Rhodium(III)-Catalyzed C–H Activation: Ligand-Controlled Regioselective Synthesis of 4-Methyl-Substituted Dihydroisoquinolones
2019-07-19
1
Triphosgene and DMAP as Mild Reagents for Chemoselective Dehydration of Tertiary Alcohols
2019-07-19
1
A Selective Synthesis of 2,2-Difluorobicyclo[1.1.1]pentane Analogues: “BCP-F₂”
2019-07-11
1
Anticancer-Active N-Heteroaryl Amines Syntheses: Nucleophilic Amination of N-Heteroaryl Alkyl Ethers with Amines
2019-07-05
0.04
C–H Pyridonation of (Hetero-)Arenes by Pyridinium Radical Cations
2019-07-05
0.28
Discovery and Biosynthesis of Azabicyclene, a Conserved Nonribosomal Peptide in Pseudomonas aeruginosa
2019-07-05
1
Enantio- and Diastereoselective Synthesis of Functionalized Carbocycles by Cu-Catalyzed Borylative Cyclization of Alkynes with Ketones
2019-07-05
1
Enantiomeric Trimethylallantoin Monomers, Dimers, and Trimethyltriuret: Evidence for an Alternative Catabolic Pathway of Caffeine in Tea Plant
2019-07-05
0.03
Nickel-Catalyzed Coupling of N-Sulfonyl-1,2,3-triazole with H-Phosphine Oxides: Stereoselective and Site-Selective Synthesis of α-Aminovinylphosphoryl Derivatives
2019-07-05
0.20
Ochrocephalamines B–D, Three Alkaloids from Oxytropis ochrocephala Bunge
2019-07-05
0.06
Organocatalytic Mukaiyama Mannich Reactions of 2,5-Bis(trimethylsilyloxy)furan
2019-07-05
1
Pd-Catalyzed Oxidative Heck Reaction of Grignard Reagents with Diaziridinone as Oxidant
2019-07-05
1
Phosphine-Catalyzed α-Umpolung–Aldol Reaction for the Synthesis of Benzo[b]azapin-3-ones
2019-07-05
1
Re₂O₇-Catalyzed Approach to Spirocyclic Ether Formation from Acyclic Precursors: Observation of Remote Stereoinduction
2019-07-05
1
Space Constrained Stereoselective Geometric Isomerization of 1,2-Diphenylcyclopropane and Stilbenes in an Aqueous Medium
2019-07-05
1
Total Synthesis of an Immunogenic Trehalose Phospholipid from Salmonella Typhi and Elucidation of Its sn-Regiochemistry by Mass Spectrometry
2019-07-05
0.44
Transition-Metal-Free Borylation of Alkyl Iodides via a Radical Mechanism
2019-06-25
0.13
A Modular Construction of Epidithiodiketopiperazines
2019-06-21
1
Additive-Free Palladium-Catalyzed Decarboxylative Cross-Coupling of Aryl Chlorides
2019-06-21
1
Challenging the Limits of Nitro Groups Associated with a Tetrazole Ring
2019-06-21
1
Cobalt-Catalyzed Aerobic Oxidative Cyclization of 2-Aminophenols with Isonitriles: 2-Aminophenol Enabled O2 Activation by Cobalt(II)
2019-06-21
1
Electrochemically Enabled Chan–Lam Couplings of Aryl Boronic Acids and Anilines
2019-06-21
1
Elucidation of Spirodactylone, a Polycyclic Alkaloid from the Sponge Dactylia sp., and Nonenzymatic Generation from the Co-metabolite Denigrin B
2019-06-21
0.95
Four Yellow Monoterpenoid Quinoline Alkaloids from the Stem of Tabernaemontana bovina
2019-06-21
0.14
Micelle-Encapsulated Fluorescent Probe: Chemoselective and Enantioselective Recognition of Lysine in Aqueous Solution
2019-06-21
1
Palladium-Catalyzed Remote meta-C–H Bond Deuteration of Arenes Using a Pyridine Template
2019-06-21
0.17
Photoredox-Catalyzed Multicomponent Petasis Reaction with Alkyltrifluoroborates
2019-06-21
0.83
Regio- and Stereoselective Rhodium(II)-Catalyzed C–H Functionalization of Organosilanes by Donor/Acceptor Carbenes Derived from Aryldiazoacetates
2019-06-21
1
Size-Selective Synthesis of Large Cycloparaphenyleneacetylene Carbon Nanohoops Using Alkyne Metathesis
2019-06-21
1
Stereoselective Syntheses of γ-Boryl Substituted syn-β-Alkoxy- and syn-β-Amino-homoallylic Alcohols via a Regio- and Stereoselective Allene Diboration and Aldehyde Allylboration Reaction Sequence
2019-06-21
1
13C NMR-Based Approaches for Solving Challenging Stereochemical Problems
2019-06-07
1
Amplification of Trichloroisocyanuric Acid (TCCA) Reactivity for Chlorination of Arenes and Heteroarenes via Catalytic Organic Dye Activation
2019-06-07
1
From One-Pot NH-Sulfoximidations of Thiophene Derivatives to Dithienylethene-Type Photoswitches
2019-06-07
0.07
Kinetic Resolution of Cyclic Secondary Azides, Using an Enantioselective Copper-Catalyzed Azide–Alkyne Cycloaddition
2019-06-07
1
Modular Syntheses of Phenanthroindolizidine Natural Products
2019-06-07
0.33
Regio- and Enantioselective Synthesis of 1,2-Diamine Derivatives by Copper-Catalyzed Hydroamination
2019-06-07
1
Scalable Synthesis of Diazeniumdiolates: Application to the Preparation of MK-8150
2019-06-07
1
Stereoselective Synthesis of Trisubstituted Alkenylboron Reagents by Boron-Wittig Reaction of Ketones
2019-06-07
1
Synthesis and Anion Recognition Features of a Molecular Cage Containing Both Hydrogen Bond Donors and Acceptors
2019-06-07
0.43
Sodium-Catalyzed Friedel–Crafts Reactions and Mechanistic Insight
2019-05-13
1
Synthesis of β-Amino Diaryldienones Using the Mannich Reaction
2019-05-13
1
Site-Selective Mono-Oxidation of 1,2-Bis(boronates)
2019-05-08
1
Click and Release: A High-Content Bioorthogonal Prodrug with Multiple Outputs
2019-05-07
0.95
Three-Component Protein Modification Using Mercaptobenzaldehyde Derivatives
2019-05-06
1
Synthesis of Alkyl Halides from Aldehydes via Deformylative Halogenation
2019-05-03
0.50
Ni-Catalyzed Cross-Electrophile Coupling for the Synthesis of Skipped Polyenes
2019-05-02
1
Iridium-Catalyzed C–H Amination/Cyclization for Medium to Large N-Heterocycle-Fused Dihydroquinazolinones
2019-05-01
0.06
Synthesis and Spectral Properties of Push–Pull Dyes Based on Isobenzofuran Scaffolds
2019-04-30
1
BN-Phenanthrenes: Synthesis, Reactivity, and Optical Properties
2019-04-29
0.10
Brønsted Acid-Catalyzed Formal [2 + 2 + 1] Annulation for the Modular Synthesis of Tetrahydroindoles and Tetrahydrocyclopenta[b]pyrroles
2019-04-29
1
Bioactive Rearrangement Products from Aqueous Photolysis of Pharmaceutical Steroids
2019-04-25
1
Enabling Catalytic Arene C–H Amidomethylation via Bis(tosylamido)methane as a Sustainable Formaldimine Releaser
2019-04-25
1
Pd-Catalyzed Alkene Difunctionalization Reactions of Malonate Nucleophiles: Synthesis of Substituted Cyclopentanes via Alkene Aryl-Alkylation and Akenyl-Alkylation
2019-04-25
1
Synthesis of the Hexasaccharide Fragment of Landomycin A Using a Mild, Reagent-Controlled Approach
2019-04-25
1
Caged Cyclopropenes with Improved Tetrazine Ligation Kinetics
2019-04-24
1
Alkynylation of Pentose Derivatives with Stereochemical Fidelity: Implications for the Regioselectivity of Alkynyl Diol Cycloisomerizations to Cyclic Enol Ethers
2019-04-23
1
Isolation, Structure, and Total Synthesis of the Marine Macrolide Mangrolide D
2019-04-19
1
Palladium-Catalyzed Regioselective Syn-Chloropalladation–Olefin Insertion–Oxidative Chlorination Cascade: Synthesis of Dichlorinated Tetrahydroquinolines
2019-04-19
0.10
Photoinitiated Cascade for Rapid Access to Pyrroloquinazolinone Core of Vasicinone, Luotonins, and Related Alkaloids
2019-04-19
1
Synthesis of Quinazoline and Quinazolinone Derivatives via Ligand-Promoted Ruthenium-Catalyzed Dehydrogenative and Deaminative Coupling Reaction of 2-Aminophenyl Ketones and 2-Aminobenzamides with Amines
2019-04-19
1
Cascade Approach to Highly Functionalized Biaryls by a Nucleophilic Aromatic Substitution with Arylhydroxylamines
2019-04-18
0.14
Azaindenocorannulenes: Synthesis, Properties, and Chirality
2019-04-17
0.17
Deaminative Reductive Arylation Enabled by Nickel/Photoredox Dual Catalysis
2019-04-17
0.87
Site Selective Amide Reduction of Cyclosporine A Enables Diverse Derivation of an Important Cyclic Peptide
2019-04-17
0.75
Synthesis of C14-Desmethylene Corialactone D and Discovery of Inhibitors of Nerve Growth Factor Mediated Neurite Outgrowth
2019-04-17
1
Direct β-Alkenylation of Ketones via Pd-Catalyzed Redox Cascade
2019-04-16
1
[Pd(NHC)(acac)Cl]: Well-Defined, Air-Stable, and Readily Available Precatalysts for Suzuki and Buchwald–Hartwig Cross-coupling (Transamidation) of Amides and Esters by N–C/O–C Activation
2019-04-16
0.63
Characterization and Biosynthesis of a Rare Fungal Hopane-Type Triterpenoid Glycoside Involved in the Antistress Property of Aspergillus fumigatus
2019-04-12
0.14
Visible-Light-Mediated, Chemo- and Stereoselective Radical Process for the Synthesis of C-Glycoamino Acids
2019-04-12
1
Divergent Reactivity during the Trapping of Benzynes by Glycidol Analogs: Ring Cleavage via Pinacol-Like Rearrangements vs Oxirane Fragmentations
2019-04-10
1
Catalytic, Enantioselective 1,2-Difluorination of Cinnamamides
2019-04-09
1
Homogeneous and Nanoparticle Gold-Catalyzed Hydrothiocyanation of Haloalkynes
2019-04-09
0.60
Metal-Free C-2-H Alkylation of Quinazolin-4-ones with Alkanes via Cross-Dehydrogenative Coupling
2019-04-05
0.28
Nickel(II)-Promoted Amide N-H Arylation of Pyroglutamate-Histidine with Arylboronic Acid Reagents
2019-04-05
1
One-Pot Synthesis of the Repeating Unit of Type VII Group B Streptococcus Polysaccharide and the Dimer
2019-04-05
0.06
Palladium Catalyzed Hydrodefluorination of Fluoro-(hetero)arenes
2019-04-05
1
Pyridazine N-Oxides as Precursors to 2-Aminofurans: Scope and Limitations in Complexity Building Cascade Reactions
2019-04-05
1
Rh(II)-Catalyzed Nitrene-Transfer [5 + 1] Cycloadditions of Aryl-Substituted Vinylcyclopropanes
2019-04-05
1
Synthesis and Biophysical Characterization of RNAs Containing 2′-Fluorinated Northern Methanocarbacyclic Nucleotides
2019-04-05
1
A General Copper-Catalyzed Synthesis of Ynamides from 1,2-Dichloroenamides
2019-04-03
0.20
Room-Temperature Aqueous Suzuki–Miyaura Cross-Coupling Reactions Catalyzed via a Recyclable Palladium@Halloysite Nanocomposite
2019-04-03
1
Deaminative Reductive Cross-Electrophile Couplings of Alkylpyridinium Salts and Aryl Bromides
2019-03-27
1
Green Synthetic Approach for High-Performance Energetic Nitramino Azoles
2019-03-27
0.90
Photoredox Catalysis Enables Access to N-Functionalized 2,1-Borazaronaphthalenes
2019-03-27
0.92
Three-Component Coupling of Aldehydes, 2-Aminopyridines, and Diazo Esters via Rhodium(III)-Catalyzed Imidoyl C–H Activation: Synthesis of Pyrido[1,2-a]pyrimidin-4-ones
2019-03-21
1
Catalytic Allylic Oxidation to Generate Vinylogous Acyl Sulfonates from Vinyl Sulfonates
2019-03-18
1
Double 1,3-Dipolar Cycloadditions of Two Nonstabilized Azomethine Ylides for Polycyclic Pyrrolidines
2019-03-18
1
Copper-Catalyzed Decarboxylative Oxyalkylation of Alkynyl Carboxylic Acids: Synthesis of γ-Diketones and γ-Ketonitriles
2019-03-14
0.14
Noncanonical Cation−π Cyclizations of Alkylidene β-Ketoesters: Synthesis of Spiro-fused and Bridged Bicyclic Ring Systems
2019-03-14
1
Synthesis of Enantioenriched α-Chiral Bicyclo[1.1.1]pentanes
2019-03-14
0.25
Troponoid Atropisomerism: Studies on the Configurational Stability of Tropone-Amide Chiral Axes
2019-03-14
1
Stereoselective Syntheses of (E)-γ′,δ-Bisboryl-Substituted syn-Homoallylic Alcohols via Chemoselective Aldehyde Allylboration
2019-03-13
1
A Case of Serendipity: Synthesis, Characterization, and Unique Chemistry of a Stable, Ring-Unsubstituted Aliphatic p-Quinone Methide
2019-03-12
1
A Mild, DNA-Compatible Nitro Reduction Using B2(OH)4
2019-03-12
1
Photoredox Radical/Polar Crossover Enables Construction of Saturated Nitrogen Heterocycles
2019-03-12
1
Structure and Reactivity of Highly Twisted N-Acylimidazoles
2019-03-12
1
Synthesis of 2,5-Dibutyl-3,6-dimethyl-1H,2H,4H,5H-pyrrolo[3,4-c]pyrrole-1,4-dione: A Diketopyrrolopyrrole Scaffold for the Formation of Alkenyldiketopyrrolopyrrole Compounds
2019-03-12
1
Total Synthesis of Alloviroidin
2019-03-12
1
Direct Alkylation of 1-Azabicyclo[1.1.0]butanes
2019-03-11
1
Scalable Synthesis of Orthogonally Protected β-Methyllanthionines by Indium(III)-Mediated Ring Opening of Aziridines
2019-03-11
1
Direct Access to Acyl Fluorides from Carboxylic Acids Using a Phosphine/Fluoride Deoxyfluorination Reagent System
2019-03-06
1
Ni(NIXANTPHOS)-Catalyzed Mono-Arylation of Toluenes with Aryl Chlorides and Bromides
2019-03-06
1
Redox-Annulations of Cyclic Amines with Electron-Deficient o-Tolualdehydes
2019-03-06
1
Direct Enantioselective and Regioselective Alkylation of β,γ-Unsaturated Carboxylic Acids with Chiral Lithium Amides as Traceless Auxiliaries
2019-03-05
1
Palladium-Catalyzed Decarboxylative Asymmetric Allylic Alkylation of Dihydroquinolinones
2019-03-05
1
Sulfonamides Are an Overlooked Class of Electron Donors in Luminogenic Luciferins and Fluorescent Dyes
2019-03-05
1
Total Synthesis of (±)-Pestalachloride C and (±)-Pestalachloride D through a Biomimetic Knoevenagel/Hetero-Diels–Alder Cascade
2019-03-05
1
Benzyne Cascade Reactions via Benzoxetenonium Ions and Their Rearrangements to o-Quinone Methides
2019-03-04
1
Synthesis of Chiral, Densely Substituted Pyrrolidones via Phosphine-Catalyzed Cycloisomerization
2019-03-04
1
Cu(II)-Mediated N–H and N-Alkyl Aryl Amination and Olefin Aziridination
2019-03-01
1
Highly Enantioselective Rhodium-Catalyzed Cross-Addition of Silylacetylenes to Cyclohexadienone-Tethered Internal Alkynes
2019-03-01
0.14
Controlling the Selectivity Patterns of Au-Catalyzed Cyclization–Migration Reactions
2019-02-28
0.75
Successive Nucleophilic and Electrophilic Allylation for the Catalytic Enantioselective Synthesis of 2,4-Disubstituted Pyrrolidines
2019-02-28
1
Dispersion-Controlled Regioselective Acid-Catalyzed Intramolecular Hydroindolation of cis-Methindolylstyrenes To Access Tetrahydrobenzo[cd]indoles
2019-02-26
1
Generation of Dithianyl and Dioxolanyl Radicals Using Photoredox Catalysis: Application in the Total Synthesis of the Danshenspiroketallactones via Radical Relay Chemistry
2019-02-26
1
Iron-Catalyzed Hydroamination and Hydroetherification of Unactivated Alkenes
2019-02-21
1
Siladifluoromethylation and Deoxo-trifluoromethylation of PV–H Compounds with TMSCF3: Route to PV–CF2– Transfer Reagents and P–CF3 Compounds
2019-02-20
1
Stereoselective One-Pot Deconjugation, Aldol, and Stabilized Peterson Olefination of α-Trialkylsilyl-β-alkyl-α,β-Unsaturated Esters
2019-02-20
1
Synthesis of Cyanamides via a One-Pot Oxidation–Cyanation of Primary and Secondary Amines
2019-02-20
1
Synthesis of β-Arylethenesulfonyl Fluoride via Pd-Catalyzed Nondirected C–H Alkenylation
2019-02-20
0.07
Discovery of Amantamide, a Selective CXCR7 Agonist from Marine Cyanobacteria
2019-02-19
0.70
Grob-Type Fragmentation Releases Paracyclophane Ring Strain in a Late-Stage Precursor of Haouamine A
2019-02-19
1
Synthesis of Chromenoisoxazolidines from Substituted Salicylic Nitrones via Visible-Light Photocatalysis
2019-02-19
1
Room Temperature Deoxyfluorination of Benzaldehydes and α-Ketoesters with Sulfuryl Fluoride and Tetramethylammonium Fluoride
2019-02-18
1
Biosynthesis of Providencin: Understanding Photochemical Cyclobutane Formation with Density Functional Theory
2019-02-15
0.25
Triflamides: Highly Reactive, Electronically Activated N-Sulfonyl Amides in Catalytic N–C(O) Amide Cross-Coupling
2019-02-15
0.75
Aerobic Oxidation of in Situ Generated Cyanine Dyes Leading to DNA Damage
2019-02-14
1
DNA-Compatible [3 + 2] Nitrone–Olefin Cycloaddition Suitable for DEL Syntheses
2019-02-14
1
Elucidation of the Herbicidin Tailoring Pathway Offers Insights into Its Structural Diversity
2019-02-14
0.31
Palladium-Catalyzed Methylation of Aryl, Heteroaryl, and Vinyl Boronate Esters
2019-02-14
1
Copper-Catalyzed Aminoboration from Hydrazones To Generate Borylated Pyrazoles
2019-02-12
1
In Situ Activation of Disulfides for Multicomponent Reactions with Isocyanides and a Broad Range of Nucleophiles
2019-02-11
0.25
Formal [4 + 2] Cycloadditions of Anhydrides and α,β-Unsaturated N-Tosyl Ketimines
2019-02-05
1
Synthetic Studies on the Kigamicins
2019-02-04
0.75
Mn-Mediated Electrochemical Trifluoromethylation/C(sp2)–H Functionalization Cascade for the Synthesis of Azaheterocycles
2019-02-01
0.13
Replacement of Stoichiometric DDQ with a Low Potential o-Quinone Catalyst Enabling Aerobic Dehydrogenation of Tertiary Indolines in Pharmaceutical Intermediates
2019-01-31
1
Construction of N-Alkyl- and N-Arylaziridines from Unprotected Amines via C–H Oxidative Amination Strategy
2019-01-30
0.07
Photoredox- or Metal-Catalyzed in Situ SO2-Capture Reactions: Synthesis of β-Ketosulfones and Allylsulfones
2019-01-30
0.11
Semisynthesis of an Anticancer DPAGT1 Inhibitor from a Muraymycin Biosynthetic Intermediate
2019-01-30
0.86
B(C6F5)3-Catalyzed C–H Alkylation of N-Alkylamines Using Silicon Enolates without External Oxidant
2019-01-29
1
Palladium-Catalyzed Enantioselective Alkenylation of Sulfenate Anions
2019-01-29
0.88
Stoichiometric Nitroxyl Photorelease Using the (6-Hydroxy-2-naphthalenyl)methyl Phototrigger
2019-01-29
0.50
Vanadium-Catalyzed Coupling of Allenols with Electrophilic Halide Sources for the Formation of α-Halo-α′,β′-unsaturated Ketones
2019-01-28
1
MPTGs: Thioglycoside Donors for Acid-Catalyzed O-Glycosylation and Latent-Active Synthetic Strategies
2019-01-25
1
Construction of Polynitro Compounds as High-Performance Oxidizers via a Two-Step Nitration of Various Functional Groups
2019-01-23
1
Highly Convergent Total Synthesis and Assignment of Absolute Configuration of Majusculamide D, a Potent and Selective Cytotoxic Metabolite from Moorea sp.
2019-01-23
1
One-Pot Electrochemical Nickel-Catalyzed Decarboxylative Sp2–Sp3 Cross-Coupling
2019-01-23
1
Origin of Shielding and Deshielding Effects in NMR Spectra of Organic Conjugated Polyynes
2019-01-18
1
Selective Synthesis of (+)-Dysoline
2019-01-17
1
Synthesis of the Siderophore Coelichelin and Its Utility as a Probe in the Study of Bacterial Metal Sensing and Response
2019-01-15
1
A Photocatalyzed Cascade Approach Toward the Tetracyclic Core of Akuammiline Alkaloids
2019-01-14
1
Convergent Ditopic Receptors Enhance Anion Binding upon Alkali Metal Complexation for Catalyzing the Ritter Reaction
2019-01-14
0.20
Total Synthesis of Covalent Cysteine Protease Inhibitor N-Desmethyl Thalassospiramide C and Crystallographic Evidence for Its Mode of Action
2019-01-10
0.85
Copper(II)-Catalyzed Selective Hydroboration of Ketones and Aldehydes
2019-01-09
1
Selective N1-Acylation of Indazoles with Acid Anhydrides Using an Electrochemical Approach
2019-01-09
1
Meroterpenoids from Neosetophoma sp.: A Dioxa[4.3.3]propellane Ring System, Potent Cytotoxicity, and Prolific Expression
2019-01-08
0.92
A Complementary Process to Pauson–Khand-Type Annulation Reactions for the Construction of Fully Substituted Cyclopentenones
2019-01-07
1
Remote Para-C–H Acetoxylation of Electron-Deficient Arenes
2019-01-07
0.17
Trideuteromethylation Enabled by a Sulfoxonium Metathesis Reaction
2019-01-07
0.06
Synthesis of the C1–C19 Domain of Azaspiracid-34
2019-01-02
1
Aromatic Donor–Acceptor Interaction-Based Co(III)-salen Self-Assemblies and Their Applications in Asymmetric Ring Opening of Epoxides
2018-12-28
1
Improved Xanthone Synthesis, Stepwise Chemical Redox Cycling
2018-12-24
1
Synthesis of 3,3-Diarylazetidines by Calcium(II)-Catalyzed Friedel–Crafts Reaction of Azetidinols with Unexpected Cbz Enhanced Reactivity
2018-12-24
0.29
Cu-Catalyzed Oxidation of C2 and C3 Alkyl-Substituted Indole via Acyl Nitroso Reagents
2018-12-21
1
Iridium-Catalyzed Radiosynthesis of Branched Allylic [18F]Fluorides
2018-12-21
1
Method for the Direct Enantioselective Synthesis of Chiral Primary α-Amino Ketones by Catalytic α-Amination
2018-12-21
1
Dragocins A-D, Structurally Intriguing Cytotoxic Metabolites from a Panamanian Marine Cyanobacterium
2018-12-19
0.50
Larger Substituents on Amide Cavitands Induce Bigger Cavities
2018-12-19
0.21
Macrolactamization Approaches to Arylomycin Antibiotics Core
2018-12-19
1
Total Synthesis of Tryprostatin B: Synthesis and Asymmetric Phase-Transfer-Catalyzed Reaction of Prenylated Gramine Salt
2018-12-18
1
[4 + 2]-Cycloaddition and 1,4-Addition of ortho-Quinone Methides by a Chiral Crotyl Silane
2018-12-17
1
Enoldiazosulfones for Highly Enantioselective [3 + 3]-Cycloaddition with Nitrones Catalyzed by Copper(I) with Chiral BOX Ligands
2018-12-14
0.90
Reaction Mechanism of a Nonheme Iron Enzyme Catalyzed Oxidative Cyclization via C–C Bond Formation
2018-12-14
0.25
Syntheses of Unsymmetrical 1,4-Bifunctional Allylboron Reagents via Cu-catalyzed Highly Regio- and Stereoselective 1,4-Protoboration of Dienylboronates and Analysis of the Origin of Chemoselective Aldehyde syn-(Hydroxymethyl)allylation
2018-12-13
1
Reactions of Diaziridines with Benzynes Give N-Arylhydrazones
2018-12-11
1
Accessing the Rare Diazacyclobutene Motif
2018-12-10
1
Biomimetically Inspired Synthesis of Exotine A
2018-12-10
1
Direct Primary Amination of Alkylmetals with NH-Oxaziridine
2018-12-10
1
Oxidative Cyclization Protocol for the Preparation of Energetic 3-Amino-5-R-1,2,4-oxadiazoles
2018-12-10
1
The Most Twisted Acyclic Amides: Structures and Reactivity
2018-12-10
0.64
Atom- and Step-Economical Ruthenium-Catalyzed Synthesis of Esters from Aldehydes or Ketones and Carboxylic Acids
2018-12-07
0.25
Markovnikov-Selective Hydroboration of Vinylarenes Catalyzed by a Cobalt(II) Coordination Polymer
2018-12-07
1
Total Synthesis of the Reported Structure of Stresgenin B Enabled by the Diastereoselective Cyanation of an Oxocarbenium
2018-12-07
1
Phosphite Esters: Reagents for Exploring S-Nitrosothiol Chemistry
2018-12-06
0.69
Synthesis of 2-Quinolinones via a Hypervalent Iodine(III)-Mediated Intramolecular Decarboxylative Heck-Type Reaction at Room Temperature
2018-12-05
0.08
Highly Chemoselective Deprotection of the 2,2,2-Trichloroethoxycarbonyl (Troc) Protecting Group
2018-12-04
1
Synthesis of Pyridodiindoles with Anticancer Activity by a Three-Component Cascade Condensation
2018-12-04
0.14
Electrochemical Sulfonylation/Heteroarylation of Alkenes via Distal Heteroaryl ipso-Migration
2018-12-03
0.08
Reductive Cross-Coupling of Aldehydes and Imines Mediated by Visible Light Photoredox Catalysis
2018-11-28
0.10
Stereoselective Synthesis of Diverse Lactones through a Cascade Reaction of Rhodium Carbenoids with Ketoacids
2018-11-28
1
Nicotinamide-Containing Di- and Trinucleotides as Chemical Tools for Studies of NAD-Capped RNAs
2018-11-27
0.25
Organocatalytic Enantioselective Synthesis of α-Fluoro-β-amino Acid Derivatives
2018-11-27
1
Palladium-Catalyzed Chemoselective Protodecarboxylation of Polyenoic Acids
2018-11-27
1
Synthesis of Fmoc-Protected (S,S)-trans-Cyclopentane Diamine Monomers Enables the Preparation and Study of Conformationally Restricted Peptide Nucleic Acids
2018-11-21
1
Electron-Mediated Aminyl and Iminyl Radicals from C5 Azido-Modified Pyrimidine Nucleosides Augment Radiation Damage to Cancer Cells
2018-11-20
1
Catalytic Racemization of Activated Organic Azides
2018-11-16
1
Enantioselective Synthesis of a Cyclopropane Derivative of Spliceostatin A and Evaluation of Bioactivity
2018-11-16
1
Nickel-Catalyzed Oxidative Decarboxylative Annulation for the Synthesis of Heterocycle-Containing Phenanthridinones
2018-11-16
1
Sulfonamide-Trapping Reactions of Thermally Generated Benzynes
2018-11-16
1
Generation and Cross-Coupling of Organozinc Reagents in Flow
2018-11-14
1
Intramolecular Vinylation of Aryl Rings by Vinyl Cations
2018-11-14
1
Synthesis of the Non-Reducing Hexasaccharide Fragment of Saccharomicin B
2018-11-14
1
Photocatalytic Oxyamination of Alkenes: Copper(II) Salts as Terminal Oxidants in Photoredox Catalysis
2018-11-08
1
Catalytic Asymmetric Hydrophosphination of ortho-Quinone Methides
2018-11-06
0.20
Formation of Non-Natural α,α-Disubstituted Amino Esters via Catalytic Michael Addition
2018-11-02
1
Synthesis of Grazoprevir, a Potent NS3/4a Protease Inhibitor for the Treatment of Hepatitis C Virus
2018-11-02
1
Hierarchical Self-Assembly of a Water-Soluble Organoplatinum(II) Metallacycle into Well-Defined Nanostructures
2018-10-29
0.83
A General Approach to Biocompatible Branched Fluorous Tags for Increased Solubility in Perfluorocarbon Solvents
2018-10-24
1
Palladium/NHC (NHC = N-Heterocyclic Carbene)-Catalyzed B-Alkyl Suzuki Cross-Coupling of Amides by Selective N–C Bond Cleavage
2018-10-23
1
Stereoselective Homocrotylation of Aldehydes: Enantioselective Synthesis of Allylic-Substituted Z/E-Alkenes
2018-10-23
1
Intermolecular Reductive Couplings of Arylidene Malonates via Lewis Acid/Photoredox Cooperative Catalysis
2018-10-22
1
π-Extension of Strained Benzenoid Macrocycles Using the Scholl Reaction
2018-10-22
1
Aerobic Catalytic Features in Photoredox- and Copper-Catalyzed Iodolactonization Reactions
2018-10-19
1
An Interrupted Schmidt Reaction: C–C Bond Formation Arising from Nitrilium Ion Capture
2018-10-19
1
Chemo- and Regioselective Synthesis of Alkynyl Cyclobutanes by Visible Light Photocatalysis
2018-10-19
0.13
Cobalt-Catalyzed Hydroboration of Alkenes, Aldehydes, and Ketones
2018-10-19
1
Regioselective Metal-Free Aza-Heck Reactions of Terminal Alkenes Catalyzed by Phosphine Selenides
2018-10-19
1
2,2,6,6-Tetramethylpiperidin-1-yloxycarbonyl: A Protecting Group for Primary, Secondary, and Heterocyclic Amines
2018-10-17
0.75
Application of Hantzsch Ester and Meyer Nitrile in Radical Alkynylation Reactions
2018-10-17
0.05
Synthesis of 1,3-Diynes via Cadiot–Chodkiewicz Coupling of Volatile, in Situ Generated Bromoalkynes
2018-10-17
1
Facilitating Subtiligase-Catalyzed Peptide Ligation Reactions by Using Peptide Thioester Substrates
2018-10-16
0.33
Synthesis of Trisubstituted Alkenyl Boronic Esters from Alkenes Using the Boryl-Heck Reaction
2018-10-16
1
Radical/Polar Annulation Reactions (RPARs) Enable the Modular Construction of Cyclopropanes
2018-10-15
1
Synthesis of Phthalans Via Copper-Catalyzed Enantioselective Cyclization/Carboetherification of 2-Vinylbenzyl Alcohols
2018-10-11
1
Transition-Metal-Free Synthesis of Borylated Thiophenes via Formal Thioboration
2018-10-11
1
Highly Selective Synthesis of Pillar[n]arene (n = 5, 6)
2018-10-10
1
Esterase-Sensitive Glutathione Persulfide Donor
2018-10-09
1
Water-Soluble Leaving Group Enables Hydrophobic Functionalization of RNA
2018-10-09
1
Divergent Reactivity in Pd-Catalyzed [3,3]-Sigmatropic Rearrangement of Allyloxy- and Propargyloxyindoles Revealed by Computation and Experiment
2018-10-08
1
Total Synthesis of Asperphenins A and B
2018-10-05
0.38
Pd-Catalyzed Alkylation of (Iso)quinolines and Arenes: 2-Acylpyridine Compounds as Alkylation Reagents
2018-10-04
0.03
A Unified Strategy for the Synthesis of β-Carbolines, γ-Carbolines, and Other Fused Azaheteroaromatics under Mild, Metal-Free Conditions
2018-10-01
1
Three-Component Assembly of Multiply Substituted Homoallylic Alcohols and Amines Using a Flow Chemistry Photoreactor
2018-10-01
0.25
Synthetic and Computational Study of Tin-Free Reductive Tandem Cyclizations of Neutral Aminyl Radicals
2018-09-28
1
Toward the Total Synthesis of Ryanodol via Oxidative Alkyne–1,3-Diketone Annulation: Construction of a Ryanoid Tetracycle
2018-09-28
1
Enantioselective syn- and anti-Alkoxyallylation of Aldehydes via Brønsted Acid Catalysis
2018-09-26
1
Furo[2,3-g]thieno[2,3-e]indole: Application of an Ynamide-Based Benzannulation Strategy to the Synthesis of a Tetracyclic Heteroaromatic Compound
2018-09-26
1
Synthesis of Chiral Cyclic Alcohols from Chiral Epoxides by H or N Substitution with Frontside Displacement
2018-09-26
1
A Heck-Based Strategy To Generate Anacardic Acids and Related Phenolic Lipids for Isoform-Specific Bioactivity Profiling
2018-09-25
1
Minisci-Photoredox-Mediated α-Heteroarylation of N-Protected Secondary Amines: Remarkable Selectivity of Azetidines
2018-09-25
0.10
Catalytic Enantioselective Synthesis of Guvacine Derivatives through [4 + 2] Annulations of Imines with α-Methylallenoates
2018-09-24
1
Formal Bimolecular [2 + 2 + 2] Cycloaddition Strategy for the Synthesis of Pyridines: Intramolecular Propargylic Ene Reaction/Aza Diels–Alder Reaction Cascades
2018-09-24
1
Origins of Selectivities in the Stork Diels–Alder Cycloaddition for the Synthesis of (±)-4-Methylenegermine
2018-09-24
0.83
Computationally Assisted Assignment of the Kadsuraols, a Class of Chemopreventive Agents for the Control of Liver Cancer
2018-09-21
0.50
Iridium-Catalyzed Unreactive C(sp3)–H Amination with 2,2,2-Trichloroethoxycarbonyl Azide
2018-09-20
0.07
Development and Utilization of a Palladium-Catalyzed Dehydration of Primary Amides To Form Nitriles
2018-09-17
0.88
Synthesis and Discovery of Estra-1,3,5(10),6,8-pentaene-2,16α-diol
2018-09-17
1
N-Sulfonyl Bisimidazoline Ligands and Their Applications in Pd(II)-Catalyzed Asymmetric Addition toward α-Tertiary Amines
2018-09-14
0.07
Tandem Copper-Catalyzed Conjugate Addition-Diastereoselective Protonation of (E)-α-Trialkylsilyl-β-Alkyl(Aryl)-α,β-Unsaturated Esters
2018-09-14
1
Comparative Studies of the Biosynthetic Gene Clusters for Anthraquinone-Fused Enediynes Shedding Light into the Tailoring Steps of Tiancimycin Biosynthesis
2018-09-13
1
A Cyclopropenethione-Phosphine Ligation for Rapid Biomolecule Labeling
2018-09-12
1
Total Synthesis of Chaetoglobin A via Catalytic, Atroposelective Oxidative Phenol Coupling
2018-09-12
1
Benign Synthesis of Thiazolo-androstenone Derivatives as Potent Anticancer Agents
2018-09-11
0.71
Preparation of Structurally Diverse Compounds from the Natural Product Lycorine
2018-09-11
1
Ru(II)-Catalyzed Synthesis of Substituted Furans and Their Conversion to Butenolides
2018-09-11
1
Axial-Chiral Biisoquinoline N,N′-Dioxides Bearing Polar Aromatic C-H Bonds as Catalysts in Sakurai-Hosomi-Denmark Allylation
2018-09-10
1
Biologically Inspired Total Synthesis of Ulbactin F, an Iron-Binding Natural Product
2018-09-10
1
Intramolecular Transamidation of Secondary Amides via Visible-Light-Induced Tandem Reaction
2018-09-10
0.20
Pummerer Cyclization Revisited: Unraveling of Acyl Oxonium Ion and Vinyl Sulfide Pathways
2018-09-10
1
Total Syntheses of Aromatic Abietane Diterpenoids Utilizing Advances in the Pummerer Rearrangement
2018-09-10
1
Biosynthesis-Inspired Approach to Kujounin A2 Using a Stereoselective Tsuji–Trost Alkylation
2018-09-07
1
Exploiting the Hydrogen-Bonding Capacity of Organoboronic Acids to Direct Covalent Bond Formation in the Solid State: Templation and Catalysis of the [2 + 2] Photodimerization
2018-09-07
1
Intramolecular Diels–Alder Reaction of a Silyl-Substituted Vinylimidazole en Route to the Fully Substituted Cyclopentane Core of Oroidin Dimers
2018-09-07
1
Asmic: An Exceptional Building Block for Isocyanide Alkylations
2018-09-06
1
Dual Lewis Acid/Photoredox-Catalyzed Addition of Ketyl Radicals to Vinylogous Carbonates in the Synthesis of 2,6-Dioxabicyclo[3.3.0]octan-3-ones
2018-09-06
1
Metal- and Acid-Free C–H Formylation of Nitrogen Heterocycles: Using Trioxane as an Aldehyde Equivalent Enabled by an Organic-Soluble Oxidant
2018-09-06
1
Palladium-Catalyzed Enantioselective Csp3–Csp3 Cross-Coupling for the Synthesis of (Poly)fluorinated Chiral Building Blocks
2018-09-05
0.83
Synthesis of 3-(Arylsulfonyl)-3-pyrrolines from Allenyl Sulfonamides by Silver Ion Catalysis
2018-09-04
1
Transition-Metal-Free Esterification of Amides via Selective N–C Cleavage under Mild Conditions
2018-09-04
0.83
Biemamides A–E, Inhibitors of the TGF-β Pathway That Block the Epithelial to Mesenchymal Transition
2018-08-30
1
Atypical Mode of [3 + 2]-Cycloaddition: Pseudo-1,3-dipole Behavior in Reactions of Electron-Deficient Thioamides with Benzynes
2018-08-29
1
Acid-Catalyzed O-Glycosylation with Stable Thioglycoside Donors
2018-08-27
1
Conception and Synthesis of Oxabicyclic Nucleoside Phosphonates as Internucleotidic Phosphate Surrogates in Antisense Oligonucleotide Constructs
2018-08-27
0.60
Asymmetric Synthesis of Remote Quaternary Centers by Copper-Catalyzed Desymmetrization: An Enantioselective Total Synthesis of (+)-Mesembrine
2018-08-24
1
In Vitro Reconstitution of the Remaining Steps in Ovothiol A Biosynthesis: C–S Lyase and Methyltransferase Reactions
2018-08-24
0.63
Pyrene-Linked Formylated Bis(dipyrromethane): A Fluorescent Probe for Dihydrogen Phosphate
2018-08-23
1
Iron-Catalyzed Suzuki–Miyaura Cross-Coupling Reactions between Alkyl Halides and Unactivated Arylboronic Esters
2018-08-22
1
Synthesis of 1,2-Oxazinanes via Hydrogen Bond Mediated [3 + 3] Cycloaddition Reactions of Oxyallyl Cations with Nitrones
2018-08-22
1
Synthesis of Chiral Tryptamines via a Regioselective Indole Alkylation
2018-08-21
1
A Traceless Tether Strategy for Achieving Formal Intermolecular Hexadehydro-Diels–Alder Reactions
2018-08-20
1
Amino-Acid-Catalyzed Direct Aldol Bioconjugation
2018-08-20
1
Copper(I)-Mediated Borofluorination of Alkynes
2018-08-20
1
Asymmetric Synthesis of a Potent CXCR7 Modulator Featuring a Hindered Tertiary β-Amino Amide Stereocenter
2018-08-17
0.43
Effects of Oligomer Length, Solvents, and Temperature on the Self-Association of Aromatic Oligoamide Foldamers
2018-08-17
0.75
Simple and Efficient Preparation of O- and S-GlcNAcylated Amino Acids through InBr3-Catalyzed Synthesis of β-N-Acetylglycosides from Commercially Available Reagents
2018-08-17
1
Synthesis of Complex Stereoheptads en Route to Daphnane Diterpene Orthoesters
2018-08-17
1
Synthesis of Cyclic β-Silylalkenyl Triflates via an Alkenyl Cation Intermediate
2018-08-17
1
Tf2O-Promoted Activating Strategy of Phosphate Analogues: Synthesis of Mixed Phosphates and Phosphinate
2018-08-17
0.83
Copper-Catalyzed Synthesis of Hindered Ethers from α-Bromo Carbonyl Compounds
2018-08-16
1
Transformation of N,N-Dimethylaniline N-Oxides into Diverse Tetrahydroquinoline Scaffolds via Formal Povarov Reactions
2018-08-15
1
Expanding the Chemical Space of Nonribosomal Peptide Synthetase-like Enzymes by Domain and Tailoring Enzyme Recombination
2018-08-14
1
Copper-Catalyzed Oxidative Cleavage of Electron-Rich Olefins in Water at Room Temperature
2018-08-13
0.63
Synthesis of Benzo[1,6]naphthyridinones Using the Catellani Reaction
2018-08-13
1
Domino Reaction Sequence for the Synthesis of [2.2.2]Diazabicycloalkenes and Base-Promoted Cycloreversion to 2-Pyridone Alkaloids
2018-08-10
1
Visible-Light-Induced Intramolecular C(sp2)–H Amination and Aziridination of Azidoformates via a Triplet Nitrene Pathway
2018-08-09
0.20
Eucalyptusdimers A–C, Dimeric Phloroglucinol–Phellandrene Meroterpenoids from Eucalyptus robusta
2018-08-08
0.22
Iridium-Catalyzed Aryl C–H Sulfonamidation and Amide Formation Using a Bifunctional Nitrogen Source
2018-08-07
0.22
Synthesis of Functionalized 1,3-Butadienes via Pd-Catalyzed Cross-Couplings of Substituted Allenic Esters in Water at Room Temperature
2018-08-06
0.80
Discovery of (Dihydro)pyrazine N-Oxides via Genome Mining in Pseudomonas
2018-08-03
0.83
Scalable Synthesis of (−)-Rasfonin Enabled by a Convergent Enantioselective α-Hydroxymethylation Strategy
2018-08-03
1
Ru-Photoredox-Catalyzed Decarboxylative Oxygenation of Aliphatic Carboxylic Acids through N-(acyloxy)phthalimide
2018-08-02
0.42
Stereodivergence in the Ireland–Claisen Rearrangement of α-Alkoxy Esters
2018-08-02
1
N–N Bond Formation between Primary Amines and Nitrosos: Direct Synthesis of 2-Substituted Indazolones with Mechanistic Insights
2018-08-01
0.88
269 210.99
83 69.15
93 58.99
1 1
373 265.13
Physical Sciences 7676 4977.19

1 August 2018 - 31 July 2019

View the connected world of international research collaboration. Visualize collaborations by subject or region.

Collaborations between countries

Percentage of collaboration by FC

Hover over the graph to view the percentage of collaboration.

Top 10 collaborators by FC

  • United States of America (USA)
  1. China (4270.40)
    2080.98
    2189.43
  2. 1075.69
    816.24
  3. Germany (1820.01)
    1010.78
    809.23
  4. Canada (1091.20)
    658.13
    433.08
  5. France (1080.77)
    657.25
    423.52
  6. Japan (925.30)
    563.98
    361.32
  7. Switzerland (710.17)
    423.44
    286.73
  8. Australia (673.98)
    395.40
    278.58
  9. South Korea (647.96)
    391.94
    256.02
  10. Italy (592.19)
    359.25
    232.93

Collaboration is determined by the combined fractional count (FC) of United States of America (USA) and the collaborating country.

Top 10 institutions from United States of America (USA)

Institution AC FC
1. Harvard University 2534 935.56
2. Stanford University 1611 657.46
3. Massachusetts Institute of Technology (MIT) 1780 540.68
4. National Institutes of Health (NIH) 960 379.22
5. University of California, Berkeley (UC Berkeley) 1206 367.26
6. Yale University 883 353.81
7. University of California, San Diego (UC San Diego) 1025 336.76
8. University of California, Los Angeles (UCLA) 1037 335.77
9. University of Washington (UW) 975 326.05
10. University of Michigan (U-M) 857 319.77

Enhanced profiles

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