Search Results - "Cuthbertson, James D."
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The direct arylation of allylic sp3 C–H bonds via organic and photoredox catalysis
Published in Nature (London) (05-03-2015)“…Photoredox and organic catalysis are combined to achieve broadly effective direct arylation of allylic carbon–hydrogen bonds under mild conditions; this…”
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Palladium-Catalyzed Enantioselective C–H Activation of Aliphatic Amines Using Chiral Anionic BINOL-Phosphoric Acid Ligands
Published in Journal of the American Chemical Society (01-02-2017)“…The design of an enantioselective Pd(II)-catalyzed C–H amination reaction is described. The use of a chiral BINOL phosphoric acid ligand enables the…”
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Redox-neutral organocatalytic Mitsunobu reactions
Published in Science (American Association for the Advancement of Science) (30-08-2019)“…Nucleophilic substitution reactions of alcohols are among the most fundamental and strategically important transformations in organic chemistry. For over half…”
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Silver(I)- or Copper(II)-Mediated Dearomatization of Aromatic Ynones: Direct Access to Spirocyclic Scaffolds
Published in Angewandte Chemie International Edition (22-06-2015)“…A high‐yielding silver(I)‐ or copper(II)‐catalyzed dearomatizing spirocyclization strategy allows the conversion of simple aromatic compounds that contain…”
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A Telescoped Route to 2,6-Disubstituted 2,3,4,5-Tetrahydropyridines and 2,6-syn-Disubstituted Piperidines: Total Synthesis of (−)-Grandisine G
Published in Angewandte Chemie International Edition (28-01-2013)“…A grand route to grandisines: A method for the conversion of 6‐acyl cyclohexenones into 2,6‐disubstituted 2,3,4,5‐tetrahydropyridines and, after…”
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The direct arylation of allylic sp(3) C-H bonds via organic and photoredox catalysis
Published in Nature (London) (05-03-2015)“…The direct functionalization of unactivated sp(3) C-H bonds is still one of the most challenging problems facing synthetic organic chemists. The appeal of such…”
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Asymmetric Decarboxylative Allylation of Oxindoles
Published in Organic letters (19-08-2011)“…An asymmetric decarboxylative palladium-catalyzed allylation of alkyl- and aryl-substituted oxindoles has been developed, enabling the installation of an…”
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Native functionality in triple catalytic cross-coupling: sp³ C–H bonds as latent nucleophiles
Published in Science (American Association for the Advancement of Science) (10-06-2016)“…The use of sp³ C–H bonds—which are ubiquitous in organic molecules—as latent nucleophile equivalents for transition metal–catalyzed cross-coupling reactions…”
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Switching on elusive organometallic mechanisms with photoredox catalysis
Published in Nature (London) (20-08-2015)“…Despite advances in carbon–carbon fragment couplings, the ability to forge carbon–oxygen bonds in a general fashion via nickel catalysis has been largely…”
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Chemoselective Late-Stage Functionalization of Peptides via Photocatalytic C2-Alkylation of Tryptophan
Published in Organic letters (28-07-2023)“…Across eukaryotic proteomes, tryptophan is the least abundant of the 20 canonical amino acids, which makes it an ideal chemical handle for the late-stage…”
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A Redox-Relay Heck Approach to Substituted Tetrahydrofurans
Published in Organic letters (07-04-2023)“…An operationally simple and efficient strategy for the synthesis of substituted tetrahydrofurans from readily available cis-butene-1,4-diol is described. A…”
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A Domino Radical Amidation/Semipinacol Approach to All‐Carbon Quaternary Centers Bearing an Aminomethyl Group
Published in Chemistry : a European journal (21-08-2023)“…A photoredox‐mediated radical amidation ring‐expansion sequence that enables the generation of all‐carbon quaternary centers bearing a protected aminomethyl…”
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Total Synthesis of Spirobacillene A
Published in Organic letters (05-07-2013)“…The first total synthesis of spirobacillene A, an indole alkaloid isolated from Lysinibacillus fusiformis, is reported. A Lewis acid mediated spirocyclization…”
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Silver(I)- or Copper(II)-Mediated Dearomatization of Aromatic Ynones: Direct Access to Spirocyclic Scaffolds
Published in Angewandte Chemie (22-06-2015)“…A high‐yielding silver(I)‐ or copper(II)‐catalyzed dearomatizing spirocyclization strategy allows the conversion of simple aromatic compounds that contain…”
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The Preparation of (−)-Grandisine B from (+)-Grandisine D; A Biomimetic Total Synthesis or Formation of an Isolation Artefact?
Published in Organic letters (05-08-2011)“…An efficient new alkyne-acetal cyclization procedure has been developed to prepare enantiopure indolizidine building blocks from l-proline and then applied to…”
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Synthesis of isoquinuclidinones via a tandem amination/imination sequence: application to the synthesis of (−)-mearsine
Published in Tetrahedron letters (27-04-2011)“…The facile synthesis of a range of novel isoquinuclidinones from 6-acyl-cyclohex-2-enones is described, employing aqueous ammonia in a one-pot procedure…”
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A Telescoped Route to 2,6-Disubstituted 2,3,4,5-Tetrahydropyridines and 2,6-syn-Disubstituted Piperidines: Total Synthesis of (−)-Grandisine G
Published in Angewandte Chemie (28-01-2013)“…„Grand“iose Route: Ein Verfahren zur Überführung von 6‐Acylcyclohexenonen in 2,6‐disubstituierte 2,3,4,5‐Tetrahydropyridine und, nach diastereoselektiver…”
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The direct arylation of allylic [sp.sup.3] C-H bonds via organic and photoredox catalysis
Published in Nature (London) (05-03-2015)Get full text
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