Filtros de búsqueda

Lista de obras de Karl Anker Jørgensen

1,4-Naphthoquinones in H-bond-directed trienamine-mediated strategies

artículo científico publicado en 2013

A Convenient Procedure for the Catalytic Asymmetric 1,3-Dipolar Cycloaddition of Azomethine Ylides and Alkenes

scientific article published on 01 October 2005

A Highly Enantioselective Hetero-Diels-Alder Reaction Catalyzed by Chiral Polybinaphthyl-Aluminum Complexes

artículo científico publicado en 1999

A New Approach for an Organocatalytic Multicomponent Domino Asymmetric Reaction

artículo científico publicado en 2007

A Simple Synthetic Approach to 3,3'-Diaryl BINOLs

artículo científico publicado en 1998

A chiral molecular recognition approach to the formation of optically active quaternary centres in aza-Henry reactions

scientific article published on 10 March 2005

A cleavable azide resin for direct click chemistry mediated enrichment of alkyne-labeled proteins

scientific article published on 01 October 2014

A general organocatalyst for direct alpha-functionalization of aldehydes: stereoselective C-C, C-N, C-F, C-Br, and C-S bond-forming reactions. Scope and mechanistic insights

artículo científico publicado en 2005

A modular and organocatalytic approach to gamma-butyrolactone autoregulators from Streptomycetes

artículo científico publicado en 2008

A new organocatalytic concept for asymmetric α-alkylation of aldehydes

scientific article published on 04 November 2014

A practical electromediated ipso-hydroxylation of aryl and alkyl boronic acids under an air atmosphere

artículo científico publicado en 2012

A simple asymmetric organocatalytic approach to optically active cyclohexenones

scientific article published on 05 October 2006

A simple recipe for sophisticated cocktails: organocatalytic one-pot reactions--concept, nomenclature, and future perspectives

artículo científico publicado en 2011

A versatile catalyst for asymmetric reactions of carbonyl groups working purely by activation through hydrogen bonding: Mukaiyama-aldol, hetero Diels-Alder and Friedel-Crafts reactions

scientific article published on 27 July 2005

Achieving molecular complexity by organocatalytic one-pot strategies - a fast entry for synthesis of sphingoids, amino sugars, and polyhydroxylated alpha-amino acids

artículo científico publicado en 2009

Acyl phosphonates: good hydrogen bond acceptors and ester/amide equivalents in asymmetric organocatalysis

artículo científico publicado en 2010

Addition of a carbonyl functionality to titanium carbenes. A study of the mechanism and intermediates in the Tebbe reaction

article

Allylic Amination

artículo científico publicado en 1998

Aminocatalysis: beyond steric shielding and hydrogen-bonding

artículo científico publicado en 2014

An Experimental Stereoselective Photochemical [1s,3s]-Sigmatropic Silyl Shift and the Existence of Silyl/Allyl Conical Intersections

scientific article published on 19 March 2020

An Unexpected Organocatalytic Asymmetric Tandem Michael/Morita–Baylis–Hillman Reaction

artículo científico publicado en 2008

An asymmetric organocatalytic approach towards allylic amines and beta-keto amino compounds

artículo científico publicado en 2009

An asymmetric organocatalytic one-pot strategy to octahydroacridines

artículo científico publicado en 2011

An easy approach to optically active alpha-amino phosphonic acid derivatives by chiral Zn(II)-catalyzed enantioselective amination of phosphonates

artículo científico publicado en 2005

An organocatalytic approach to 2-hydroxyalkyl- and 2-aminoalkyl furanes

artículo científico publicado en 2010

An organocatalytic one-pot cascade incorporating the Achmatowicz reaction affording 3-pyrone derivatives

artículo científico publicado en 2014

An unexpected Michael-aldol-smiles rearrangement sequence for the synthesis of versatile optically active bicyclic structures by using asymmetric organocatalysis

artículo científico publicado en 2010

Anodic oxidation and organocatalysis: direct regio- and stereoselective access to meta-substituted anilines by alpha-arylation of aldehydes

artículo científico publicado en 2010

Asymmetric 1,3-Dipolar Cycloaddition Reactions

artículo científico publicado en 1998

Asymmetric 1,4-addition of oxazolones to nitroalkenes by bifunctional cinchona alkaloid thiourea organocatalysts: synthesis of alpha,alpha-disubstituted alpha-amino acids.

artículo científico publicado en 2008

Asymmetric Brønsted Base Catalyzed and Directed [3+2] Cycloaddition of 2-Acyl Cycloheptatrienes with Azomethine Ylides

artículo científico publicado en 2016

Asymmetric Catalytic Aza-Diels-Alder/Ring-Closing Cascade Reaction Forming Bicyclic Azaheterocycles by Trienamine Catalysis

scientific article published on 09 November 2016

Asymmetric Organocatalytic Synthesis of Complex Cyclopenta[b]quinoline Derivatives ⬇️

artículo científico publicado el 10 de junio de 2011

Asymmetric Organocatalytic α-Arylation of Aldehydes

artículo científico publicado en 2007

Asymmetric [3 + 2] Cycloaddition of Vinylcyclopropanes and α,β-Unsaturated Aldehydes by Synergistic Palladium and Organocatalysis

scientific article published on 19 April 2016

Asymmetric aza-Michael reactions catalyzed by cinchona alkaloids

artículo científico publicado en 2007

Asymmetric construction of quaternary stereocenters by direct organocatalytic amination of alpha-substituted alpha-cyanoacetates and beta-dicarbonyl compounds

artículo científico publicado en 2004

Asymmetric cycloaddition reactions catalysed by diarylprolinol silyl ethers

artículo científico publicado en 2016

Asymmetric formal trans-dihydroxylation and trans-aminohydroxylation of alpha,beta-unsaturated aldehydes via an organocatalytic reaction cascade

artículo científico publicado en 2010

Asymmetric formation of bridged benzoxazocines through an organocatalytic multicomponent dienamine-mediated one-pot cascade

artículo científico publicado en 2014

Asymmetric multicomponent domino reactions and highly enantioselective conjugated addition of thiols to alpha,beta-unsaturated aldehydes

artículo científico publicado en 2005

Asymmetric one-pot sequential organo- and gold catalysis for the enantioselective synthesis of dihydropyrrole derivatives

artículo científico publicado en 2010

Asymmetric organocatalysed [1,3]-sigmatropic rearrangements

artículo científico publicado en 2008

Asymmetric organocatalysis with sulfones

artículo científico publicado en 2010

Asymmetric organocatalytic beta-hydroxylation of alpha,beta-unsaturated aldehydes

scientific article published on 01 February 2007

Asymmetric organocatalytic electrophilic phosphination

artículo científico publicado en 2011

Asymmetric organocatalytic epoxidation of alpha,beta-unsaturated aldehydes with hydrogen peroxide

artículo científico publicado en 2005

Asymmetric organocatalytic epoxidations: reactions, scope, mechanisms, and applications.

artículo científico publicado en 2014

Asymmetric organocatalytic formal [2 + 2]-cycloadditions via bifunctional H-bond directing dienamine catalysis

artículo científico publicado en 2012

Asymmetric organocatalytic formal alkynylation and alkenylation of alpha,beta-unsaturated aldehydes.

artículo científico publicado en 2009

Asymmetric organocatalytic formal aza-Michael addition of ammonia to nitroalkenes

artículo científico publicado en 2010

Asymmetric organocatalytic monofluorovinylations

artículo científico publicado en 2011

Asymmetric organocatalytic thio-Diels-Alder reactions via trienamine catalysis.

artículo científico publicado en 2013

Asymmetric synthesis of hexahydropyrrolo-isoquinolines by an organocatalytic three-component reaction

artículo científico publicado en 2012

Asymmetric synthesis of highly functionalized tetrahydrothiophenes by organocatalytic domino reactions

artículo científico publicado en 2006

Asymmetric synthesis of γ-nitroesters by an organocatalytic one-pot strategy

scientific article published on 29 February 2012

Asymmetric trienamine catalysis for the construction of structurally rigid cyclic α,α-disubstituted amino acid derivatives

artículo científico publicado en 2011

Asymmetric γ-Allylation of α,β-Unsaturated Aldehydes by Combined Organocatalysis and Transition-Metal Catalysis

scientific article published on 15 July 2015

Benzofulvenes in Trienamine Catalysis: Stereoselective Spiroindene Synthesis.

artículo científico publicado en 2016

Beyond classical reactivity patterns: shifting from 1,4- to 1,6-additions in regio- and enantioselective organocatalyzed vinylogous reactions of olefinic lactones with enals and 2,4-dienals

artículo científico publicado en 2013

Bis(oxazoline) Lewis acid catalyzed aldol reactions of pyridine N-oxide aldehydes--synthesis of optically active 2-(1-hydroxyalkyl)pyridine derivatives: development, scope, and total synthesis of an indolizine alkaloid

artículo científico publicado en 2006

Bisoxazoline-Lewis acid-catalyzed direct-electron demand oxo-hetero-Diels-Alder reactions of N-oxy-pyridine aldehyde and ketone derivatives

artículo científico publicado en 2007

Borders of Cycloaddition and Chemistry of Frescos

artículo científico publicado en 2020

Breaking symmetry with symmetry: bifacial selectivity in the asymmetric cycloaddition of anthracene derivatives

artículo científico publicado en 2013

C(2)-symmetric chiral bis(oxazoline) ligands in asymmetric catalysis

artículo científico publicado en 2006

Catalytic Approach for the Formation of Optically Active Allyl alpha-Amino Acids by Addition of Allylic Metal Compounds to alpha-Imino Esters

artículo científico publicado en 1999

Catalytic Asymmetric Friedel-Crafts Alkylation of beta,gamma-Unsaturated alpha-Ketoesters: Enantioselective Addition of Aromatic C-H Bonds to Alkenes This work was made possible by a grant from the Danish National Research Foundation

artículo científico publicado en 2001

Catalytic Asymmetric Friedel-Crafts Alkylation of β,γ-Unsaturated α-Ketoesters: Enantioselective Addition of Aromatic C-H Bonds to Alkenes

artículo científico publicado en 2001

Catalytic Asymmetric Oxidative γ-Coupling of α,β-Unsaturated Aldehydes with Air as the Terminal Oxidant.

artículo científico publicado en 2017

Catalytic Asymmetric [4+2]-Cycloadditions Using Tropolones: Developments, Scope, Transformations, and Bioactivity

scientific article published on 11 September 2018

Catalytic Enantioselective Aza Diels-Alder Reactions of Imino Dienophiles

scientific article published on 01 December 1998

Catalytic Enantioselective Friedel−Crafts Reactions of Aromatic Compounds with Glyoxylate: A Simple Procedure for the Synthesis of Optically Active Aromatic Mandelic Acid Esters

article by Nicholas Gathergood et al published December 2000 in Journal of the American Chemical Society

Catalytic Enantioselective Hetero-[6+4] and -[6+2] Cycloadditions for the Construction of Condensed Polycyclic Pyrroles, Imidazoles, and Pyrazoles

artículo científico publicado en 2019

Catalytic Enantioselective [10+4] Cycloadditions

artículo científico publicado en 2018

Catalytic and enantioselective aza-ene and hetero-Diels-Alder reactions of alkenes and dienes with azodicarboxylates

artículo científico publicado en 2005

Catalytic asymmetric 1,3-dipolar cycloaddition reactions of azomethine ylides-a simple approach to optically active highly functionalized proline derivatives

artículo científico publicado en 2002

Catalytic asymmetric Friedel-Crafts alkylation reactions--copper showed the way.

scientific article published on 24 May 2008

Catalytic asymmetric Henry reactions of silyl nitronates with aldehydes

artículo científico publicado en 2003

Catalytic asymmetric Mannich reactions of glycine derivatives with imines. A new approach to optically active alpha,beta-diamino acid derivatives.

artículo científico publicado en 2003

Catalytic asymmetric addition of beta-keto phosphonates to an activated imine--formation of optically active functionalized phosphonate alpha-amino acid derivatives

artículo científico publicado en 2005

Catalytic asymmetric bromination and chlorination of beta-ketoesters

artículo científico publicado en 2004

Catalytic asymmetric diaziridination

artículo científico publicado en 2013

Catalytic asymmetric direct alpha-amination reactions of 2-keto esters: a simple synthetic approach to optically active syn-beta-amino-alpha-hydroxy esters

artículo científico publicado en 2002

Catalytic asymmetric synthesis of 4-nitropyrazolidines: an access to optically active 1,2,3-triamines.

artículo científico publicado en 2014

Catalytic enantioselective oxaziridination

artículo científico publicado en 2011

Catalytic enantioselective transaminiation of α-keto esters: an organic approach to enzymatic reactions ⬇️

artículo científico publicado el 21 de octubre de 2003

Catalytic, highly enantioselective, direct amination of beta-ketoesters

scientific article published on 01 March 2003

Chiral CO(2)-Synthons via Catalytic Asymmetric Hetero-Diels-Alder Reactions of Ketomalonate and Dienes

artículo científico publicado en 1999

Chirally aminated 2-naphthols--organocatalytic synthesis of non-biaryl atropisomers by asymmetric Friedel-Crafts amination

artículo científico publicado en 2006

Cofactor activation and substrate binding in pyruvate decarboxylase. Insights into the reaction mechanism from molecular dynamics simulations

artículo científico publicado en 2005

Computational Approach to Diarylprolinol-Silyl Ethers in Aminocatalysis

artículo científico publicado en 2016

Controlling Asymmetric Remote and Cascade 1,3-Dipolar Cycloaddition Reactions by Organocatalysis

artículo científico publicado en 2016

Controlling the formation of 1 out of 64 stereoisomers using organocatalysis

artículo científico publicado en 2008

Copper-catalyzed enantioselective Henry reactions of alpha-keto esters: an easy entry to optically active beta-nitro-alpha-hydroxy esters and beta-amino-alpha-hydroxy esters

artículo científico publicado en 2002

Cross-trienamines in asymmetric organocatalysis

artículo científico publicado en 2012

Cu(I)-carbenoid- and Ag(I)-Lewis acid-catalyzed asymmetric intermolecular insertion of alpha-diazo compounds into N-H bonds

scientific article published on 28 September 2004

Cycloaddition Reactions: Why Is It So Challenging To Move from Six to Ten Electrons?

artículo científico publicado en 2017

Decarboxylative [4+2] Cycloaddition by Synergistic Palladium and Organocatalysis

artículo científico publicado en 2016

Deracemization of Axially Chiral α,β‐Unsaturated Aldehydes through an Amino‐Catalyzed Symmetry‐Making–Symmetry‐Breaking Cascade ⬇️

artículo científico publicado el 4 de marzo de 2011

Development of a chemical probe for identifying protein targets of α-oxoaldehydes

artículo científico publicado en 2013

Dienamine catalysis: organocatalytic asymmetric gamma-amination of alpha,beta-unsaturated aldehydes

artículo científico publicado en 2006

Dienamine-mediated inverse-electron-demand hetero-diels-alder reaction by using an enantioselective H-bond-directing strategy

artículo científico publicado en 2012

Direct Access to Multifunctionalized Norcamphor Scaffolds by Asymmetric Organocatalytic Diels-Alder Reactions

artículo científico publicado en 2015

Direct Enantio- and Diastereoselective Oxidative Homocoupling of Aldehydes

artículo científico publicado en 2018

Direct L-proline-catalyzed asymmetric alpha-amination of ketones.

artículo científico publicado en 2002

Direct Organocatalytic and Highly Enantio- and Diastereoselective Mannich Reactions of α-Substituted α-Cyanoacetates

Direct asymmetric Michael reactions of cyclic 1,3-dicarbonyl compounds and enamines catalyzed by chiral bisoxazoline-copper(II) complexes

artículo científico publicado en 2003

Direct catalytic asymmetric aldol reactions of aldehydes

scientific article published on 01 March 2002

Direct catalytic asymmetric aldol reactions of pyruvates: scope and mechanism

artículo científico publicado en 2004

Direct catalytic asymmetric mannich reactions of malonates and beta-keto esters

scientific article published on 01 May 2003

Direct enantioselective Michael addition of aldehydes to vinyl ketones catalyzed by chiral amines

artículo científico publicado en 2003

Direct organo-catalytic asymmetric alpha-amination of aldehydes--a simple approach to optically active alpha-amino aldehydes, alpha-amino alcohols, and alpha-amino acids.

artículo científico publicado en 2002

Direct organocatalytic and highly enantio- and diastereoselective Mannich reactions of alpha-substituted alpha-cyanoacetates

artículo científico publicado en 2005

Direct organocatalytic asymmetric alpha-chlorination of aldehydes.

artículo científico publicado en 2004

Direct organocatalytic asymmetric alpha-sulfenylation of activated C-H bonds in lactones, lactams, and beta-dicarbonyl compounds

artículo científico publicado en 2005

Direct organocatalytic enantioselective mannich reactions of ketimines: an approach to optically active quaternary alpha-amino acid derivatives

scientific article published on 01 August 2004

Directing the Activation of Donor-Acceptor Cyclopropanes Towards Stereoselective 1,3-Dipolar Cycloaddition Reactions by Brønsted Base Catalysis

artículo científico publicado en 2017

Dynamic resolution of 2-cyclohexylidene acetaldehydes through organocatalytic dienamine [4+2] cycloaddition

artículo científico publicado en 2016

Enantioselective 1,3-Dipolar [6+4] Cycloaddition of Pyrylium Ions and Fulvenes towards Cyclooctanoids

artículo científico publicado en 2020

Enantioselective Formal [4+2] Cycloadditions to 3-Nitroindoles by Trienamine Catalysis: Synthesis of Chiral Dihydrocarbazoles.

artículo científico publicado en 2015

Enantioselective Friedel-Crafts type addition of indoles to nitro-olefins using a chiral hydrogen-bonding catalyst--synthesis of optically active tetrahydro-beta-carbolines

artículo científico publicado en 2005

Enantioselective H-bond-directing approach for trienamine-mediated reactions in asymmetric synthesis

scientific article published on 09 August 2012

Enantioselective Organocatalytic Cascade Approach to Different Classes of Benzofused Acetals

artículo científico publicado en 2016

Enantioselective Oxidative Coupling of Carboxylic Acids to α-Branched Aldehydes

artículo científico publicado en 2018

Enantioselective chlorination and fluorination of beta-keto phosphonates catalyzed by chiral Lewis acids

artículo científico publicado en 2005

Enantioselective formation of cyclopropane spiroindenes from benzofulvenes by phase transfer catalysis

artículo científico publicado en 2016

Enantioselective formation of stereogenic carbon-fluorine centers by a simple catalytic method

artículo científico publicado en 2005

Enantioselective formation of substituted 3,4-dihydrocoumarins by a multicatalytic one-pot process

scientific article published on 17 October 2012

Enantioselective hydroxylation of nitroalkenes: an organocatalytic approach

artículo científico publicado en 2007

Enantioselective one-pot synthesis of α-amino esters by a phosphine-catalyzed [3+2]-cycloaddition reaction

artículo científico publicado en 2011

Enantioselective organocatalytic allylic amination

artículo científico publicado en 2005

Enantioselective organocatalytic approach to alpha-methylene-delta-lactones and delta-lactams

artículo científico publicado en 2008

Enantioselective organocatalytic conjugate addition of N heterocycles to alpha,beta-unsaturated aldehydes

scientific article published on 01 January 2007

Enantioselective organocatalytic substitution of alpha-cyanoacetates on imidoyl chlorides--synthesis of optically active ketimines

artículo científico publicado en 2007

Enantioselective organocatalyzed alpha sulfenylation of aldehydes

artículo científico publicado en 2005

Enantioselective synthesis of cyclopenta[b]benzofurans via an organocatalytic intramolecular double cyclization.

artículo científico publicado en 2017

Enantioselective synthesis of cyclopentene carbaldehydes by a direct multicatalytic cascade sequence: carbocyclization of aldehydes with alkynes

artículo científico publicado en 2010

Expanding the Frontiers of Higher-Order Cycloadditions

artículo científico publicado en 2019

Formal Asymmetric α-Alkenylation of Aldehydes and the Synthetic Application toward Forming α-exo-Methylene-γ-butyrolactones and Skipped Dienes

artículo científico publicado en 2017

Formal asymmetric enone aminohydroxylation: organocatalytic one-pot synthesis of 4,5-disubstituted oxazolidinones

scientific article published on 16 May 2012

Formation of optically active chromanes by catalytic asymmetric tandem oxa-Michael addition-Friedel-Crafts alkylation reactions

scientific article published on 01 June 2003

Highly Enantioselective Catalytic Hetero-Diels-Alder Reaction with Inverse Electron Demand

scientific article published on 01 September 1998

Highly efficient aerobic oxidative hydroxylation of arylboronic acids: photoredox catalysis using visible light

artículo científico publicado en 2011

Highly enantio- and diastereoselective organocatalytic asymmetric domino Michael-aldol reaction of beta-ketoesters and alpha,beta-unsaturated ketones

scientific article published on 01 February 2004

Highly enantioselective approach to geminal bisphosphonates by organocatalyzed Michael-type addition of beta-ketoesters.

artículo científico publicado en 2008

Highly enantioselective direct organocatalytic alpha-chlorination of ketones

artículo científico publicado en 2004

Highly enantioselective organocatalytic conjugate addition of malonates to acyclic alpha,beta-unsaturated enones

artículo científico publicado en 2003

How to make five contiguous stereocenters in one reaction: asymmetric organocatalytic synthesis of pentasubstituted cyclohexanes

artículo científico publicado en 2007

Hydrogen-bonding in aminocatalysis: from proline and beyond.

artículo científico publicado en 2013

Iminium-ion activation as an efficient strategy for divergent synthesis of optically active propargylic, homopropargylic, and allenic compounds

artículo científico publicado en 2009

Improved asymmetric S(N)Ar reaction of beta-dicarbonyl compounds catalyzed by quaternary ammonium salts derived from cinchona alkaloids

artículo científico publicado en 2006

Improvement of TADDOLate-TiCl(2)-Catalyzed 1,3-Dipolar Nitrone Cycloaddition Reactions by Substitution of the Oxazolidinone Auxiliary of the Alkene with Succinimide

scientific article published on 01 April 1997

Indium(III)-catalyzed Aza-Conia-Ene Reaction for the Synthesis of Indolizines

artículo científico publicado en 2017

Insights on the Pseudo-Enantiomeric Properties of Bifunctional Cinchona Alkaloid Squaramide-derived Organocatalyst

scientific article published on 02 October 2020

Intriguing behavior of cinchona alkaloids in the enantioselective organocatalytic hydroxyamination of alpha-substituted-alpha-cyanoacetates

artículo científico publicado en 2007

Isotope Effects Reveal an Alternative Mechanism for "Iminium-Ion" Catalysis

artículo científico publicado en 2018

Ketone Body Acetoacetate Buffers Methylglyoxal via a Non-enzymatic Conversion during Diabetic and Dietary Ketosis

artículo científico publicado en 2017

Mechanisms in aminocatalysis

scientific article published on 18 October 2010

Mechanistic Insights into the Mode of Action of Bifunctional Pyrrolidine-Squaramide-Derived Organocatalysts

artículo científico publicado en 2015

Mechanistic investigation of the 2,5-diphenylpyrrolidine-catalyzed enantioselective alpha-chlorination of aldehydes.

artículo científico publicado en 2005

Mimicking enzymatic transaminations: attempts to understand and develop a catalytic asymmetric approach to chiral alpha-amino acids

artículo científico publicado en 2004

Non-biaryl atropisomers in organocatalysis

artículo científico publicado en 2006

Novel S–N ring contractions using the 4-phenyl-1,2,3,5-dithiadiazole dimer, the synthesis and X-ray crystal structures of [(PhCN2S2)2Cl][S3N3], [PhCN2S2][S3N3], and [PhCN2S2][S3N2]Cl, and an ab initio molecular-orbital study of the bonding in [PhCN

article

Novel imidazolidine-tetrazole organocatalyst for asymmetric conjugate addition of nitroalkanes

scientific article published on 01 September 2005

Novel organocatalytic activation of unmodified Morita-Baylis-Hillman alcohols for the synthesis of bicyclic α-alkylidene-ketones

artículo científico publicado en 2014

Nucleophilic addition of nitrones to ketones: development of a new catalytic asymmetric nitrone-aldol reaction

artículo científico publicado en 2002

On the intermediates in chiral bis(oxazoline)copper(II)-catalyzed enantioselective reactions--experimental and theoretical investigations

artículo científico publicado en 2002

On the mechanism of the organocatalytic asymmetric epoxidation of α,β-unsaturated aldehydes

artículo científico publicado en 2013

On the origin of the stereoselectivity in organocatalysed reactions with trimethylsilyl-protected diarylprolinol

artículo científico publicado en 2008

One-pot organocatalytic domino Michael-aldol and intramolecular SN2 reactions. Asymmetric synthesis of highly functionalized epoxycyclohexanone derivatives

scientific article published on 01 April 2006

Optically Active Bicyclic N‐Heterocycles by Organocatalytic Asymmetric Michael Addition/Cyclization Sequences ⬇️

artículo científico publicado el 4 de marzo de 2011

Optically active aromatic and heteroaromatic alpha-amino acids by a one-pot catalytic enantioselective addition of aromatic and heteroaromatic C-H bonds to alpha-imino esters

artículo científico publicado en 2002

Optically active thiophenes via an organocatalytic one-pot methodology

artículo científico publicado en 2012

Organocatalysed asymmetric beta-amination and multicomponent syn-selective diamination of alpha,beta-unsaturated aldehydes

artículo científico publicado en 2007

Organocatalysis with endogenous compounds: towards novel non-enzymatic reactions.

artículo científico publicado en 2009

Organocatalysis--after the gold rush

artículo científico publicado en 2009

Organocatalytic Asymmetric 1,6-Addition/1,4-Addition Sequence to 2,4-Dienals for the Synthesis of Chiral Chromans

scientific article published on 27 May 2015

Organocatalytic Enantioselective 1,3-dipolar [6+4] Cycloadditions of Tropone

artículo científico publicado en 2020

Organocatalytic Enantioselective Higher-Order Cycloadditions of in situ Generated Amino Isobenzofulvenes.

artículo científico publicado en 2017

Organocatalytic Formation of Chiral Trisubstituted Allenes and Chiral Furan Derivatives

artículo científico publicado en 2018

Organocatalytic Highly enantioselective alpha-arylation of beta-ketoesters

artículo científico publicado en 2007

Organocatalytic Regio- and AsymmetricC-Selective SNAr ReactionsStereoselective Synthesis of Optically Active Spiro-pyrrolidone-3,3‘-oxoindoles

scientific article published in 2005

Organocatalytic Strategy for the Enantioselective Cycloaddition to Trisubstituted Nitroolefins to Create Spirocyclohexene-Oxetane Scaffolds.

artículo científico publicado en 2016

Organocatalytic [10+4] cycloadditions for the synthesis of functionalised benzo[a]azulenes

artículo científico publicado en 2018

Organocatalytic [6+4] Cycloadditions via Zwitterionic Intermediates: Chemo-, Regio-, and Stereoselectivities

scientific article published on 10 October 2018

Organocatalytic access to enantioenriched dihydropyran phosphonates via an inverse-electron-demand hetero-Diels-Alder reaction

artículo científico publicado en 2014

Organocatalytic activation of polycyclic aromatic compounds for asymmetric Diels-Alder reactions

scientific article published on 13 September 2012

Organocatalytic asymmetric "anti-Michael" reaction of beta-ketoesters

scientific article published on 16 August 2007

Organocatalytic asymmetric 1,6-additions of beta-ketoesters and glycine imine

artículo científico publicado en 2007

Organocatalytic asymmetric Michael reaction of cyclic 1,3-dicarbonyl compounds and alpha,beta-unsaturated ketones--a highly atom-economic catalytic one-step formation of optically active warfarin anticoagulant

artículo científico publicado en 2003

Organocatalytic asymmetric allylic carbon-carbon bond formation

artículo científico publicado en 2005

Organocatalytic asymmetric conjugate addition of nitroalkanes to alpha,beta-unsaturated enones using novel imidazoline catalysts

artículo científico publicado en 2002

Organocatalytic asymmetric conjugate addition to allenic esters and ketones

artículo científico publicado en 2008

Organocatalytic asymmetric deconjugative Michael additions

artículo científico publicado en 2006

Organocatalytic asymmetric destruction of 1-benzylated Reissert compounds catalysed by quaternary cinchona alkaloids

scientific article published on 06 August 2007

Organocatalytic asymmetric desymmetrization-fragmentation of cyclic ketones

artículo científico publicado en 2009

Organocatalytic asymmetric direct alpha-alkynylation of cyclic beta-ketoesters

scientific article published on 01 January 2007

Organocatalytic asymmetric direct phosphonylation of alpha,beta-unsaturated aldehydes: mechanism, scope, and application in synthesis.

artículo científico publicado en 2007

Organocatalytic asymmetric epoxidation reactions in water-alcohol solutions

artículo científico publicado en 2005

Organocatalytic asymmetric formation of steroids

scientific article published on 19 February 2014

Organocatalytic asymmetric hydroxylation of beta-keto esters: metal-free synthesis of optically active anti-diols

artículo científico publicado en 2004

Organocatalytic asymmetric remote aziridination of 2,4-dienals.

artículo científico publicado en 2013

Organocatalytic asymmetric ring-opening of aziridines

artículo científico publicado en 2008

Organocatalytic asymmetric strategies to carbocyclic structures by γ-alkylation-annulation sequences

artículo científico publicado en 2014

Organocatalytic asymmetric synthesis of 5-(trialkylsilyl)cyclohex-2-enones and the transformation into useful building blocks

artículo científico publicado en 2008

Organocatalytic asymmetric synthesis of alpha,alpha-disubstituted alpha-amino acids and derivatives

artículo científico publicado en 2008

Organocatalytic asymmetric synthesis of functionalized 3,4-dihydropyran derivatives

artículo científico publicado en 2008

Organocatalytic asymmetric synthesis of organophosphorus compounds

artículo científico publicado en 2010

Organocatalytic asymmetric synthesis of versatile gamma-lactams

scientific article published on 01 January 2008

Organocatalytic asymmetric vinylogous addition to quinones - formation of optically active alpha-aryl ketones

artículo científico publicado en 2007

Organocatalytic asymmetric α-bromination of aldehydes and ketones

artículo científico publicado en 2005

Organocatalytic cascade reactions: diversity-oriented synthesis for the construction of hydroisoquinoline scaffolds

artículo científico publicado en 2014

Organocatalytic cascade reactions: towards the diversification of hydroisochromenes and chromenes through two different activation modes

artículo científico publicado en 2014

Organocatalytic conjugate addition of malonates to alpha,beta-unsaturated aldehydes: asymmetric formal synthesis of (-)-paroxetine, chiral lactams, and lactones

artículo científico publicado en 2006

Organocatalytic diastereo- and enantioselective annulation reactions--construction of optically active 1,2-dihydroisoquinoline and 1,2-dihydrophthalazine derivatives

artículo científico publicado en 2005

Organocatalytic direct asymmetric alpha-heteroatom functionalization of aldehydes and ketones

artículo científico publicado en 2006

Organocatalytic domino Michael-Knoevenagel condensation reaction for the synthesis of optically active 3-diethoxyphosphoryl-2-oxocyclohex-3-enecarboxylates

artículo científico publicado en 2009

Organocatalytic enamine-activation of cyclopropanes for highly stereoselective formation of cyclobutanes

scientific article published on 21 January 2015

Organocatalytic enantioselective conjugate addition to alkynones

artículo científico publicado en 2004

Organocatalytic enantioselective cycloaddition reactions of dienamines with quinones.

artículo científico publicado en 2013

Organocatalytic enantioselective nucleophilic vinylic substitution

scientific article published on 01 October 2006

Organocatalytic enantioselective nucleophilic vinylic substitution by alpha-substituted-alpha-cyanoacetates under phase-transfer conditions

artículo científico publicado en 2007

Organocatalytic enantioselective one-pot synthesis and application of substituted 1,4-dihydropyridines--Hhantzsch ester analogues

artículo científico publicado en 2008

Organocatalytic iminium ion/carbene reaction cascade for the formation of optically active 2,4-disubstituted cyclopentenones

artículo científico publicado en 2011

Organocatalytic preparation of simple β-hydroxy and β-amino esters: low catalyst loadings and gram-scale synthesis.

artículo científico publicado en 2010

Organocatalytic stereoselective [8+2] and [6+4] cycloadditions.

artículo científico publicado en 2016

Organocatalytic strategies for the construction of optically active imidazoles, oxazoles, and thiazoles

artículo científico publicado en 2011

Organophosphorus reagents in organocatalysis: synthesis of optically active α-methylene-δ-lactones and δ-lactams

artículo científico publicado en 2012

Oxadendralenes in asymmetric organocatalysis for the construction of tetrahydroisochromenes.

artículo científico publicado en 2016

Oxidative organocatalysed enantioselective coupling of indoles with aldehydes that forms quaternary carbon stereocentres

artículo científico publicado en 2019

Preparation, crystal structure and extended-Hückel molecular-orbital study of the free-radical complex [Ni2(cp)2(PhCN2S2)](cp =η-C5H5)

Prevalence of Diarylprolinol Silyl Ethers as Catalysts in Total Synthesis and Patents

scientific article published on 12 February 2019

Profiling of Methylglyoxal Blood Metabolism and Advanced Glycation End-Product Proteome Using a Chemical Probe

artículo científico publicado en 2018

Radicals in asymmetric organocatalysis

scientific article published on 01 January 2007

ReactELISA method for quantifying methylglyoxal levels in plasma and cell cultures

artículo científico publicado en 2019

ReactELISA: Monitoring a Carbon Nucleophilic Metabolite by ELISA-a Study of Lipid Metabolism.

artículo científico publicado en 2017

Regioselective monoepoxidation of 1,3-dienes catalysed by transition-metal complexes

Selective access to both diastereoisomers in an enantioselective intramolecular Michael reaction by using a single chiral organocatalyst and application in the formal total synthesis of (-)-epibatidine

artículo científico publicado en 2012

Simple strategy for synthesis of optically active allylic alcohols and amines by using enantioselective organocatalysis

artículo científico publicado en 2010

Simultaneous determination of β-hydroxybutyrate and β-hydroxy-β-methylbutyrate in human whole blood using hydrophilic interaction liquid chromatography electrospray tandem mass spectrometry

artículo científico publicado en 2013

Squaramides: Bridging from Molecular Recognition to Bifunctional Organocatalysis

artículo científico publicado en 2011

Stereocontrolled organocatalytic strategy for the synthesis of optically active 2,3-disubstituted cis-2,3-dihydrobenzofurans

artículo científico publicado en 2012

Stereoselective Oxidative Bioconjugation of Amino Acids and Oligopeptides to Aldehydes

artículo científico publicado en 2020

Studies of the oxidative addition of some substrates containing carbon–heteroatom bonds to some tungsten and platinum complexes

article

Synergistic Catalysis for the Asymmetric [3+2] Cycloaddition of Vinyl Aziridines with α,β-Unsaturated Aldehydes

artículo científico publicado en 2016

Synergistic Diastereo- and Enantioselective Functionalization of Unactivated Alkyl Quinolines with α,β-Unsaturated Aldehydes.

artículo científico publicado en 2017

Synthesis of 1,2,4-Triazolines: Base-Catalyzed Hydrazination/Cyclization Cascade of α-Isocyano Esters and Amides ⬇️

artículo científico publicado el 17 de diciembre de 2010

Taming the Friedel-Crafts reaction: organocatalytic approach to optically active 2,3-dihydrobenzofurans.

artículo científico publicado en 2011

Target-directed organocatalysis: a direct asymmetric catalytic approach to chiral propargylic and allylic fluorides.

artículo científico publicado en 2009

The 4-phenyl-1,2,3,5-dithiadiazole complex [Fe2(CO)6(PhCN2S2)]: its preparation, crystal structure, and an extended-Hückel molecular-orbital study of the bonding

The Diarylprolinol Silyl Ethers: Ten Years After.

artículo científico publicado en 2015

The asymmetric vinylogous Mannich reaction of dicyanoalkylidenes with alpha-amido sulfones under phase-transfer conditions

artículo científico publicado en 2007

The diarylprolinol silyl ether system: a general organocatalyst.

artículo científico publicado en 2011

The first catalytic highly enantioselective alkylation of ketimines--a novel approach to optically active quaternary alpha-amino acids

artículo científico publicado en 2003

The first catalytic inverse-electron demand hetero-Diels-Alder reaction of nitroso alkenes using pyrrolidine as an organocatalyst

artículo científico publicado en 2004

The first organocatalytic enantioselective inverse-electron-demand hetero-Diels-Alder reaction

scientific article published on 01 April 2003

The stereoselective formation of highly substituted CF3-dihydropyrans as versatile building blocks

artículo científico publicado en 2015

Total Synthesis of (R)-Dihydroactinidiolide and (R)-Actinidiolide Using Asymmetric Catalytic Hetero-Diels-Alder Methodology

scientific article published on 01 January 1998

Transition-metal-free formal Sonogashira coupling and alpha-carbonyl arylation reactions

scientific article published on 01 March 2010

Trends in Organocatalytic Conjugate Addition to Enones: An Efficient Approach to Optically Active Alkynyl, Alkenyl, and Ketone Products

artículo científico publicado en 2009

Trienamine-mediated asymmetric [4+2]-cycloaddition of α,β-unsaturated ester surrogates applying 4-nitro-5-styrylisoxazoles

artículo científico publicado en 2014

Trienamines in asymmetric organocatalysis: Diels-Alder and tandem reactions

artículo científico publicado en 2011

Umpolung Strategy for α-Functionalization of Aldehydes for the Addition of Thiols and other Nucleophiles

scientific article published on 24 October 2019

Update 1 of: C2-symmetric chiral bis(oxazoline) ligands in asymmetric catalysis

artículo científico publicado en 2011

[8+2] vs [4+2] Cycloadditions of Cyclohexadienamines to Tropone and Heptafulvenes-Mechanisms and Selectivities

artículo científico publicado en 2021

Dominio Público Uruguay está sostenido por:

Acerca de Dominio Público Uruguay

Ayuda