Enantioselective organocatalytic Michael addition of malonate esters to nitro olefins using bifunctional cinchonine derivatives.

Enantioselective organocatalytic Michael addition of malonate esters to nitro olefins using bifunctional cinchonine derivatives.

A family of 9-amino(9-deoxy) epicinchonine derivatives, possessing a range of mono- and bidentate hydrogen bond donor groups at the 9-position, were synthesised and evaluated for asymmetric organocatalytic activity in the dimethyl malonate Michael addition to beta-nitrostyrene; thiourea derivative w...

Deskribapen osoa

Xehetasun bibliografikoak
Egile Nagusiak:	Ye, J, Dixon, D, Hynes, P
Formatua:	Journal article
Hizkuntza:	English
Argitaratua:	2005

Antzeko izenburuak

Enantio- and diastereoselective Michael additions of C-succinimidyl esters to nitro olefins using cinchonine-derived bifunctional organocatalysts
nork: Jakubec, P, et al.
Argitaratua: (2011)

Direct enantio- and diastereoselective Mannich reactions of malonate and beta-keto esters with N-Boc and N-Cbz aldimines catalysed by a bifunctional cinchonine derivative.
nork: Tillman, A, et al.
Argitaratua: (2006)

Organocatalytic enantioselective Michael addition of β-diketones to β-nitrostyrene: the first Michael addition of dipivaloylmethane to an activated olefin.
nork: Declan P. Gavin, et al.
Argitaratua: (2011-07-01)

Organocatalytic highly enantioselective conjugate addition of aldehydes to alkylidine malonates
nork: Zhao, G, et al.
Argitaratua: (2008)

Enantioselective desymmetrization of prochiral cyclohexanones by organocatalytic intramolecular Michael additions to α,β-unsaturated esters
nork: Gammack Yamagata, A, et al.
Argitaratua: (2015)

Organocatalytic diastereo- and enantioselective Michael addition reactions of 5-aryl-1,3-dioxolan-4-ones.
nork: Hynes, P, et al.
Argitaratua: (2007)

Asymmetric Synthesis of Spirocyclopentane Oxindoles Containing Four Consecutive Stereocenters and Quaternary α‑Nitro Esters via Organocatalytic Enantioselective Michael–Michael Cascade Reactions
nork: Prakash D. Chaudhari, et al.
Argitaratua: (2019-01-01)

Enantioselective Organocatalytic Aryloxylation of beta-Keto Esters
nork: Greenaway, K, et al.
Argitaratua: (2011)

Enantioselective organocatalytic Michael additions to acrylic acid derivatives: generation of all-carbon quaternary stereocentres.
nork: Rigby, C, et al.
Argitaratua: (2008)

Supported bifunctional thioureas as recoverable and reusable catalysts for enantioselective nitro-Michael reactions
nork: José M. Andrés, et al.
Argitaratua: (2016-04-01)

Enantioselective bifunctional iminophosphorane catalyzed sulfa-Michael addition of alkyl thiols to unactivated β-substituted-α,β-unsaturated esters
nork: Yang, J, et al.
Argitaratua: (2016)

Highly stereoselective intermolecular oxy-michael addition reaction to alpha,beta-unsaturated malonate esters.
nork: Buchanan, D, et al.
Argitaratua: (2004)

Organocatalytic asymmetric addition of malonates to unsaturated 1,4-diketones
nork: Sergei Žari, et al.
Argitaratua: (2012-09-01)

Bifunctional iminophosphorane catalysed enantioselective sulfa-Michael addition of alkyl thiols to alkenyl benzimidazoles
nork: Formica, M, et al.
Argitaratua: (2018)

Asymmetric organocatalytic Michael addition of Meldrum’s acid to nitroalkenes: probing the mechanism of bifunctional thiourea organocatalysts
nork: Ari M.P. Koskinen, et al.
Argitaratua: (2010-05-01)

Bifunctional iminophosphorane organocatalysts for enantioselective synthesis: application to the ketimine nitro-Mannich reaction.
nork: Núñez, MG, et al.
Argitaratua: (2013)

Organocatalytic Enantioselective Michael Reaction of Aminomaleimides with Nitroolefins Catalyzed by Takemoto’s Catalyst
nork: Hongwen Mu, et al.
Argitaratua: (2022-11-01)

Bifunctional iminophosphorane-catalyzed enantioselective sulfa-michael addition to unactivated α,β-unsaturated amides
nork: Rozsar, D, et al.
Argitaratua: (2022)

Organocatalytic Ring-Opening Polymerization of Cyclic Esters Mediated by Highly Active Bifunctional Iminophosphorane Catalysts
nork: Goldys, A, et al.
Argitaratua: (2014)

Bifunctional iminophosphorane-catalyzed enantioselective nitroalkane addition to unactivated α,β-unsaturated esters
nork: Rozsar, D, et al.
Argitaratua: (2023)

From Racemic to Enantioselective Total Synthesis of Trigonoliimines via Development of an Organocatalytic Enantioselective Michael Addition of ?-Aryl-?-isocyanoacetate to Vinyl Phenyl Selenone
nork: Thomas Buyck, et al.
Argitaratua: (2014-04-01)

Organocatalytic enantioselective γ-aminoalkylation of unsaturated ester : access to pipecolic acid derivatives
nork: Xu, Jianfeng, et al.
Argitaratua: (2014)

Enantioselective organocatalytic aryloxylation of aldehydes with o-quinones
nork: Hernandez-Juan, F, et al.
Argitaratua: (2007)

Organocatalytic Enantioselective Mannich Reaction: Direct Access to Chiral β‑Amino Esters
nork: G. Ravi Kumar, et al.
Argitaratua: (2019-01-01)

Diastereodivergent organocatalytic asymmetric vinylogous Michael reactions
nork: Li, X, et al.
Argitaratua: (2014)

A bifunctional iminophosphorane squaramide catalyzed enantioselective synthesis of hydroquinazolines via intramolecular aza-Michael reaction to α,β-unsaturated esters
nork: Su, G, et al.
Argitaratua: (2021)

Bifunctional iminophosphorane superbase catalysed enantioselective intramolecular michael reactions
nork: Su, G
Argitaratua: (2022)

Organic reaction in water. Part 31: diastereoselectivity in Michael additions of thiophenol to nitro olefins in aqueous media
nork: Silva Flavia M. da, et al.
Argitaratua: (2001-01-01)

Concerted Catalysis by Nanocellulose and Proline in Organocatalytic Michael Additions
nork: Naliharifetra Jessica Ranaivoarimanana, et al.
Argitaratua: (2019-03-01)

Synthesis of 2-pyridyl oxazoline esters and their organocatalytic application to the enantioselective silane reduction of ketones.
nork: Zhenyu Cao, et al.
Argitaratua: (2020-01-01)

Organocatalytic tandem Michael addition reactions: A powerful access to the enantioselective synthesis of functionalized chromenes, thiochromenes and 1,2-dihydroquinolines
nork: Chittaranjan Bhanja, et al.
Argitaratua: (2012-10-01)

Highly stereoselective oxy-Michael additions to alpha,beta-disubstituted nitro olefins: asymmetric synthesis of pseudo-norephedrine derivatives and THP* protected alpha-hydroxy ketones.
nork: Buchanan, D, et al.
Argitaratua: (2004)

Synthesis of γ-Nitro Aliphatic Methyl Esters Via Michael Additions Promoted by Microwave Irradiation
nork: Francisco D. Díaz-Coutiño, et al.
Argitaratua: (2009-04-01)

Organocatalytic Michael Addition of 1,3-Dicarbonyl Indane Compounds to Nitrostyrenes
nork: Zhen-Yu Jiang, et al.
Argitaratua: (2010-04-01)

Catalytic enantioselective intramolecular oxa-Michael reaction to α,β-unsaturated esters and amides
nork: Su, G, et al.
Argitaratua: (2023)

Enantioselective Michael addition/iminium ion cyclization cascades of tryptamine-derived ureas.
nork: Aillaud, I, et al.
Argitaratua: (2013)

Highly stereoselective oxy-michael additions to beta,gamma-unsaturated alpha-keto esters: rapid enantioselective synthesis of 3-hydroxybutenolides.
nork: Xiong, X, et al.
Argitaratua: (2008)

Organocatalytic enantioselective dearomatization of thiophenes by 1,10-conjugate addition of indole imine methides
nork: Xingguang Li, et al.
Argitaratua: (2021-08-01)

Bioinspired total synthesis of katsumadain A by organocatalytic enantioselective 1,4-conjugate addition
nork: Yongguang Wang, et al.
Argitaratua: (2013-08-01)

Organocatalytic Enantioselective Friedel–Crafts Reaction of Phenanthrenequinones and Indoles
nork: Yan Jin, et al.
Argitaratua: (2025-01-01)