Recent developments in the use of catalytic asymmetric ammonium enolates in chemical synthesis.
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Cupreines and cupreidines: an established class of bifunctional cinchona organocatalystsThe ever-expanding role of asymmetric covalent organocatalysis in scalable, natural product synthesis.Asymmetric Organocatalysis: The Emerging Utility of α,β-Unsaturated Acylammonium Salts.6-exo-trig Michael addition-lactonizations for catalytic enantioselective chromenone synthesisIncreasing the reactivity of nitrogen catalysts.Organocatalytic Lewis base functionalisation of carboxylic acids, esters and anhydrides via C1-ammonium or azolium enolates.Ylide formal [4 + 1] annulation.L-Proline Functionalized Polymers Prepared by RAFT Polymerization and Their Assemblies as Supported Organocatalysts.Isothiourea-mediated one-pot synthesis of functionalized pyridines.On the origin of the stereoselectivity in chiral amide-based ammonium ylide-mediated epoxidationsRapid assembly of complex cyclopentanes employing chiral, α,β-unsaturated acylammonium intermediates.Benzylic Ammonium Ylide Mediated Epoxidations.Ammonium ylides for the diastereoselective synthesis of glycidic amides.Asymmetric cyclopropanation of chalcones using chiral phase-transfer catalystsAryloxide-Facilitated Catalyst Turnover in Enantioselective α,β-Unsaturated Acyl Ammonium Catalysis.Asymmetric syntheses of three-membered heterocycles using chiral amide-based ammonium ylidesIdentification of the best-suited leaving group for the diastereoselective synthesis of glycidic amides from stabilised ammonium ylides and aldehydes.Boronic acid catalysis for mild and selective [3+2] dipolar cycloadditions to unsaturated carboxylic acids.Nucleophilic heterocyclic carbene as a novel catalyst for cyclopropanation of cyano acrylates.Organocatalytic synthesis of highly functionalized pyridines at room temperature.Stereodivergent Allylic Substitutions with Aryl Acetic Acid Esters by Synergistic Iridium and Lewis Base Catalysis.Direct catalytic asymmetric synthesis of N-heterocycles from commodity acid chlorides by employing α,β-unsaturated acylammonium salts.Hypervalent iodine(III)-mediated cyclopropa(e)nation of alkenes/alkynes under mild conditions.Enantioselective cyclopropanation of enals by oxidative N-heterocyclic carbene catalysis.Synthesis of l-threitol-based crown ethers and their application as enantioselective phase transfer catalyst in Michael additions.Asymmetric sequential Au(i)/chiral tertiary amine catalysis: an enone-formation/cyanosilylation sequence to synthesize optically active 3-alkenyloxindoles from diazooxindoles.Nucleophilic β-Carbon Activation of Propionic Acid as a 3-Carbon Synthon by Carbene Organocatalysis.Michael Addition Catalyzed by Chiral Secondary Amine Phosphoramide Using Fluorinated Silyl Enol Ethers: Formation of Quaternary Carbon Stereocenters.Asymmetric [4+2] Annulation of C1 Ammonium Enolates with Copper-Allenylidenes.Organocatalytic enantioselective Michael addition of cyclic hemiacetals to nitroolefins: a facile access to chiral substituted 5- and 6-membered cyclic ethers.[3+3] annulation of allylic phosphoryl-stabilized carbanions/phosphorus ylides and vinyl azides: a practice strategy for synthesis of polyfunctionalized anilines.A comparative computational study of N-heterocyclic olefin and N-heterocyclic carbene mediated carboxylative cyclization of propargyl alcohols with CO2.Enantioselective synthesis of δ-/γ-alkoxy-β-hydroxy-α-alkyl-substituted Weinreb amides via DKR-ATH: application to the synthesis of advanced intermediate of (-)-brevisamide.Exploiting the Imidazolium Effect in Base-free Ammonium Enolate Generation: Synthetic and Mechanistic Studies.Stereoselective Lewis base catalyzed formal 1,3-dipolar cycloaddition of azomethine imines with mixed anhydrides.
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P2860
Recent developments in the use of catalytic asymmetric ammonium enolates in chemical synthesis.
description
article científic
@ca
article scientifique
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articolo scientifico
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artigo científico
@pt
bilimsel makale
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scientific article published on December 2007
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vedecký článok
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vetenskaplig artikel
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videnskabelig artikel
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vědecký článek
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name
Recent developments in the use ...... nolates in chemical synthesis.
@en
Recent developments in the use ...... nolates in chemical synthesis.
@nl
type
label
Recent developments in the use ...... nolates in chemical synthesis.
@en
Recent developments in the use ...... nolates in chemical synthesis.
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prefLabel
Recent developments in the use ...... nolates in chemical synthesis.
@en
Recent developments in the use ...... nolates in chemical synthesis.
@nl
P356
P1433
P1476
Recent developments in the use ...... nolates in chemical synthesis.
@en
P2093
Carin C C Johansson
Matthew J Gaunt
P304
P356
10.1021/CR0683764
P577
2007-12-01T00:00:00Z