about
From beta-lactams to alpha- and beta-amino acid derived peptides.Unveiling reliable catalysts for the asymmetric nitroaldol (Henry) reaction.α-Hydroxy ketones as useful templates in asymmetric reactions.Helical Oligourea Foldamers as Powerful Hydrogen Bonding Catalysts for Enantioselective C-C Bond-Forming Reactions.Catalytic conjugate additions of geminal bis(sulfone)s: expanding the chemistry of sulfones as simple alkyl anion equivalents.A beta-lactam-based stereoselective access to beta,gamma-dihydroxy alpha-amino acid-derived peptides with either alpha,beta-like or unlike configurations.Design and synthesis of a novel class of sugar-peptide hybrids: C-linked glyco beta-amino acids through a stereoselective "acetate" Mannich reaction as the key strategic element.Highly enantioselective Friedel-Crafts alkylations of pyrroles and indoles with alpha'-hydroxy enones under Cu(II)-simple bis(oxazoline) catalysis.Enantioselective aza-Henry reactions assisted by Zn(II) and N-methylephedrine.Catalytic enantioselective aza-Henry reaction with broad substrate scope.Asymmetric Assembly of All-Carbon Tertiary/Quaternary Nonadjacent Stereocenters through Organocatalytic Conjugate Addition of α-Cyanoacetates to a Methacrylate Equivalent.Catalytic Asymmetric Synthesis of Quaternary Barbituric Acids.Enantioselective Synthesis of Quaternary Δ4 - and Δ5 -Dehydroprolines Based on a Two-Step Formal [3+2] Cycloaddition of α-Aryl and α-Alkyl Isocyano(thio)acetates with Vinyl Ketones.Bifunctional Brønsted Base Catalyst Enables Regio-, Diastereo-, and Enantioselective Cα -Alkylation of β-Tetralones and Related Aromatic-Ring-Fused Cycloalkanones.Controlling the α/γ-Reactivity of Vinylogous Ketone Enolates in Organocatalytic Enantioselective Michael Reactions.α-Hydroxy Ketones as Masked Ester Donors in Brønsted Base Catalyzed Conjugate Additions to Nitroalkenes.Base-Catalyzed Asymmetric α-Functionalization of 2-(Cyanomethyl)azaarene N-Oxides Leading to Quaternary Stereocenters.Catalytic enantioselective quick route to aldol-tethered 1,6- and 1,7-enynes from ω-unsaturated aldehydes.Enantioselective Synthesis of 5,5-Disubstituted Hydantoins by Brønsted Base/H-Bond Catalyst Assisted Michael Reactions of a Design Template.A strategy for the asymmetric aminohomologation of alpha, beta-dihydroxy aldehydes: application to the synthesis of the southwest tripeptide segment of echinocandin B.Catalytic Enantioselective Synthesis of N,C(α),C(α)-Trisubstituted α-Amino Acid Derivatives Using 1H-Imidazol-4(5H)-ones as Key Templates.A concise synthesis of α-amino acid N-carboxy anhydrides of (2S,3S)-β-substituted serinesPractical Synthesis of α-Amino AcidN-Carboxy Anhydrides of Polyhydroxylated α-Amino Acids from β-Lactam Frameworks. Model Studies toward the Synthesis of Directly Linked Peptidyl Nucleoside AntibioticsCamphor-based alpha-bromo ketones for the asymmetric darzens reactionalpha-Oxymethyl Ketone Enolates for the Asymmetric Mannich Reaction. From Acetylene and N-Alkoxycarbonylimines to beta-Amino Acids This work was supported by the University of the Basque Country, the Basque Government (Projects UPV 170.215-G47/98, EAsymmetric synthesis of beta-mercapto carboxylic acid derivatives by intramolecular sulfur transfer in N-enoyl oxazolidine-2-thiones promoted by Lewis acidsAlkylation of chiral alpha-hydroxy ketones derived from (1R)-(+)-camphor. An asymmetric variant of the classical acetylene route to carbonyl compoundsA Concise beta-Lactam Route to Short Peptide Segments Containing beta,beta-Disubstituted beta-Amino AcidsHighly Diastereoselective Aldol Reactions with Camphor-Based Acetate Enolate EquivalentsThe aldol addition reaction: an old transformation at constant rebirthIntramolecular sulfur transfer in N-enoyl oxazolidine-2-thiones promoted by Brønsted acids. Practical asymmetric synthesis of beta-mercapto carboxylic acids and mechanistic insightsConstruction of C--S bonds with a quaternary stereocenter through a formal michael reaction: asymmetric synthesis of tertiary thiolsCatalytic enantioselective conjugate addition of carbamatesLewis acid catalyzed asymmetric cycloadditions of nitrones: alpha'-hydroxy enones as efficient reaction partnersCatalytic Michael reactions of ketoesters with a camphor-derived acrylate equivalent: stereoselective access to all-carbon quaternary centersEnantioselective henry reactions under dual Lewis acid/amine catalysis using chiral amino alcohol ligandsCopper-catalyzed enantioselective conjugate addition of dialkylzinc reagents to alpha'-oxy enonesEnantio- and diastereoselective organocatalytic α-alkylation of aldehydes with 3-substituted 2-(bromomethyl)acrylatesHighly enantioselective conjugate additions of aldehydes to vinyl sulfonesConjugate addition of nitroalkanes to an acrylate equivalent. Stereocontrol at C-alpha of the nitro group through double catalytic activation
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P50
description
onderzoeker
@nl
researcher
@en
հետազոտող
@hy
name
Mikel Oiarbide
@ast
Mikel Oiarbide
@en
Mikel Oiarbide
@es
Mikel Oiarbide
@nl
type
label
Mikel Oiarbide
@ast
Mikel Oiarbide
@en
Mikel Oiarbide
@es
Mikel Oiarbide
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prefLabel
Mikel Oiarbide
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Mikel Oiarbide
@en
Mikel Oiarbide
@es
Mikel Oiarbide
@nl
P106
P21
P31
P496
0000-0003-0362-0136