New chiral acetate imide enolate for stereoselective aldol reactions (original) (raw)

Bifunctional chiral auxiliaries 7: Aldol reactions of enolates derived from 1,3-diacyl-imidazolidine-2-thiones and 1,3-diacylimidazolidin-2-ones

Gary Evans, Andrew A Mortlock

Tetrahedron, 1994

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Highly Diastereoselective Aldol Reactions with Camphor-Based Acetate Enolate Equivalents

Claudio Palomo

The Journal of organic chemistry, 1999

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Aldol reactions of methyl (2-tributylstannyl)tetrahydrofuran-3-ylcarboxylate lithium enolate

Peter Quayle

Tetrahedron Letters, 1994

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Enolate Formation from α-Iodoaldehydes and α-Iodoketones by Means of Allylsilane−Titanium Tetrachloride and Its Application to an Aldol Reaction

Hiroshi Shinokubo

Journal of Organic Chemistry, 1998

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Highly Stereoselective Aldol Reaction Based on Titanium Enolates from ( S )-1-Benzyloxy-2-methyl-3-pentanone

F. Urpí

The Journal of Organic Chemistry, 2005

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Enolate formation from cyclopropyl ketones via iodide-induced ring opening and its use for stereoselective aldol reaction

Hiroshi Shinokubo

Tetrahedron, 2001

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Metal-assisted aldol condensation of chiral .alpha.-halogenated imide enolates: a stereocontrolled chiral epoxide synthesis

Ahmed Abdel-Magid

Journal of the American Chemical Society, 1986

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Diastereoselective aldol reactions using .beta.-keto imide derived enolates. A versatile approach to the assemblage of polypropionate systems

George Sheppard

Journal of the American Chemical Society, 1990

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A directed stereoselective aldol reaction: Simple synthesis of enantiopure δ-hydroxy-β-enamino ketones by condensation of homochiral β-enamino ketones with aldehydes and ketones

Mercedes Camalli

Tetrahedron: Asymmetry, 1996

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Asymmetric aldol reactions from titanium enolates of a-seleno ketones and esters

Luana Bagnoli

Tetrahedron Asymmetry, 2004

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Enantioselective organocatalytic aldol reaction of unactivated ketones with isatins

Vinod Nagaraju

Tetrahedron Letters, 2011

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Asymmetric aldol reactions from titanium enolates of α-seleno ketones and esters

Luana Bagnoli

Tetrahedron: Asymmetry, 2004

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Scope and mechanism of the highly stereoselective metal-mediated domino aldol reactions of enolates with aldehydes

Bernward Engelen

Beilstein journal of organic chemistry, 2016

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Concerning the diastereofacial selectivity of aldol reactions of chiral methyl ketone enolates: Evidence for remote chelation in the bafilomycin aldol reaction

Thomas Bannister

Tetrahedron Letters, 1993

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N-Trimethylsilyloxyenamines as new aldehyde enolate synthons: general, efficient and diastereoselective aldol reaction with ketals and acetals

Manoj Sonawane

Chemical Communications, 2010

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(S)-Ethyl 4,4-dimethyl pyroglutamate as a new ‘quat’ chiral auxiliary in aldol condensations

Jesús Ezquerra, Almudena Rubio

Tetrahedron: Asymmetry, 1997

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Asymmetric alkylation reactions of chiral imide enolates. A practical approach to the enantioselective synthesis of .alpha.-substituted carboxylic acid derivatives

David Mathre

Journal of the American Chemical Society, 1982

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Protocols for the preparation of each of the four possible stereoisomeric. alpha.-alkyl-. beta.-hydroxy carboxylic acids from a single chiral aldol reagent

Clayton Heathcock

The Journal of …, 1991

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Enantioselective Generation and Diastereoselective Reactions of Chiral Enolates Derived from ?-Heterosubstituted Carboxylic Acids. Preliminary Communication

Reto Naef

Helvetica Chimica Acta, 1981

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Highly Enantioselective Proline-Catalysed Direct Aldol Reaction of Chloroacetone and Aromatic Aldehydes

angel castañeda

Chemistry - A European Journal, 2012

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A new type of amino amide organocatalyzed enantioselective crossed aldol reaction of ketones with aromatic aldehydes

Isiaka Owolabi, Ph.D.

Tetrahedron, 2018

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Double diastereoselection in anti aldol reactions mediated by dicyclohexylchloroborane between an l-erythrulose derivative and chiral aldehydes

Santiago Diaz Oltra

Organic & Biomolecular Chemistry, 2012

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1,4-syn-Asymmetric induction in the titanium-mediated aldol reactions of chiral methyl α-silyloxy ketones

Pedro Romea, F. Urpí

Tetrahedron Letters, 2010

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Diastereoselective Aldol Reactions of Enolates Generated from Vicinally Substituted Trimethylsilylmethyl Cyclopropyl Ketones

Veejendra Yadav

Organic Letters, 2003

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The First Catalytic, Diastereoselective, and Enantioselective Crossed-Aldol Reactions of Aldehydes

Sunil Ghosh

Angewandte Chemie International Edition, 2001

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A highly effective aldol reaction mediated by Ti(O- n-Bu) 4/ t-BuOK combined reagent

Hiroshi Shinokubo

Tetrahedron Letters, 2000

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Stereoselective acetate aldol reactions of α-silyloxy ketones

Pedro Romea, F. Urpí

Tetrahedron, 2015

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L-Prolinamides Derived from Chiral and Achiral 1,2-Diamines as Useful Bifunctional Organocatalysts for Direct Diastereo- and Enantioselective Aldol Reaction

Rafael Pedrosa

European Journal of Organic Chemistry, 2010

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Organocatalytic Enantioselective Direct Aldol Reaction in Aqueous Media Catalyzed by a Bifunctional Diamine Catalyst

Vishnumaya Bisai

Synlett, 2011

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Substrate Control in Enantioselective and Diastereoselective Aldol Reaction by Memory of Chirality: A Rapid Access to Enantiopure β-Hydroxy Quaternary α-Amino Acids

Régis Guillot

Organic Letters, 2014

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Convenient Enol Equivalents for Catalytic Aldol‐Transfer Reactions

Bixia Xi

Cheminform, 2007

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Stereoselective Acetate Aldol Reactions from Metal Enolates

F. Urpí

Synthesis, 2011

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Highly enantioselective aldol reactions using N-arylprolinamides with enhanced acidity and double H-bonding potential

Satyajit Saha

Tetrahedron Letters, 2010

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Asymmetric aldol reactions using chiral CF 3-Oxazolidines (Fox) as chiral auxiliary

Arnaud Tessier

Journal of Fluorine Chemistry, 2009

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Bifunctional chiral auxiliaries 3: Synthesis of homochiral 1,3-diols via asymmetric aldol reactions of dialkylboron enolates of 1,3-dipropionyl-trans-4,5-diphenyl-imidazolidin-2-one and aldehydes

Andrew A Mortlock

Tetrahedron: Asymmetry, 1991

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