Efficient C-B bond formation promoted by N-heterocyclic carbenes: synthesis of tertiary and quaternary B-substituted carbons through metal-free catalytic boron conjugate additions to cyclic and acyclic alpha,beta-unsaturated carbonyls.
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Organocatalytic Reactions Enabled by N-Heterocyclic CarbenesFacile scission of isonitrile carbon-nitrogen triple bond using a diborane(4) reagent.Amine-linked N-heterocyclic carbenes: the importance of an pendant free-amine auxiliary in assisting the catalytic reaction.Synthesis and reactions of N-heterocyclic carbene boranes.Diastereoselective and enantioselective conjugate addition reactions utilizing α,β-unsaturated amides and lactams.Transition-metal-free B-B and B-interelement reactions with organic molecules.Transition-Metal-Free Borylation of Allylic and Propargylic Alcohols.Enantioselective conjugate silyl additions to cyclic and acyclic unsaturated carbonyls catalyzed by Cu complexes of chiral N-heterocyclic carbenesCatalytic Enantioselective Conjugate Additions of (pin)B-Substituted Allylcopper Compounds Generated in situ from Butadiene or Isoprene.Mechanism of NHC-Catalyzed Conjugate Additions of Diboron and Borosilane Reagents to α,β-Unsaturated Carbonyl Compounds.Metal-free catalytic enantioselective C-B bond formation: (pinacolato)boron conjugate additions to α,β-unsaturated ketones, esters, Weinreb amides, and aldehydes promoted by chiral N-heterocyclic carbenes.Remarkable levels of enantioswitching in catalytic asymmetric hydroboration.Hydroxyl-directed stereoselective diboration of alkenes.Symmetry-amplified J splittings for quadrupolar spin pairs: a solid-state NMR probe of homoatomic covalent bonds.Enantioselective synthesis of allylboronates bearing a tertiary or quaternary B-substituted stereogenic carbon by NHC-Cu-catalyzed substitution reactions.Enantioselective synthesis of boron-substituted quaternary carbons by NHC-Cu-catalyzed boronate conjugate additions to unsaturated carboxylic esters, ketones, or thioesters.Carbohydrate-Catalyzed Enantioselective Alkene Diboration: Enhanced Reactivity of 1,2-Bonded Diboron Complexes.Synthesis and minisci reactions of organotrifluoroborato building blocks.Scalable, Metal- and Additive-Free, Photoinduced Borylation of Haloarenes and Quaternary Arylammonium Salts.NHC-Cu-Catalyzed Silyl Conjugate Additions to Acyclic and Cyclic Dienones and Dienoates. Efficient Site-, Diastereo- and Enantioselective Synthesis of Carbonyl-Containing Allylsilanes.Enantioselective synthesis of homoallylic amines through reactions of (pinacolato)allylborons with aryl-, heteroaryl-, alkyl-, or alkene-substituted aldimines catalyzed by chiral C1-symmetric NHC-Cu complexes.Enantioselective synthesis of boron-substituted quaternary carbon stereogenic centers through NHC-catalyzed conjugate additions of (pinacolato)boron units to enones.Metal-free catalytic C-Si bond formation in an aqueous medium. Enantioselective NHC-catalyzed silyl conjugate additions to cyclic and acyclic α,β-unsaturated carbonyls.Activation of diboron reagents with Brønsted bases and alcohols: an experimental and theoretical perspective of the organocatalytic boron conjugate addition reaction.Asymmetric diboration of terminal alkenes with a rhodium catalyst and subsequent oxidation: enantioselective synthesis of optically active 1,2-diols.Metal-free borylative ring-opening of vinyl epoxides and aziridines.Regio- and stereoselective copper-catalyzed β-borylation of allenoates by a preactivated diboron.Substrate-Assisted, Transition-Metal-Free Diboration of Alkynamides with Mixed Diboron: Regio- and Stereoselective Access to trans-1,2-Vinyldiboronates.From Borane to Borylene without Reduction: Ambiphilic Behavior of a Monovalent Silylisonitrile Boron Species.Boron as a powerful reductant: synthesis of a stable boron-centered radical-anion radical-cation pair.Alkoxide activation of aminoboranes towards selective amination.Macrolide Synthesis through Intramolecular Oxidative Cross-Coupling of Alkenes.Catalytic Carbo- and Aminoboration of Alkenyl Carbonyl Compounds via 5- and 6-Membered Palladacycles.Copper(I)-Catalyzed Enantioselective Nucleophilic Borylation of Aliphatic Ketones: Synthesis of Enantioenriched Chiral Tertiary α-Hydroxyboronates.Decarboxylative borylation.Amine Catalysis for the Organocatalytic Diboration of Challenging Alkenes.Reversible Oxidative Addition at Carbon.Facile insertion of a cyclic alkyl(amino) carbene carbon into the B-B bond of diboron(4) reagents.Homolytic Cleavage of a B-B Bond by the Cooperative Catalysis of Two Lewis Bases: Computational Design and Experimental Verification.Organocatalyzed Asymmetric Conjugate Addition of Heteroaryl and Aryl Trifluoroborates: a Synthetic Strategy for Discoipyrrole D.
P2860
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P2860
Efficient C-B bond formation promoted by N-heterocyclic carbenes: synthesis of tertiary and quaternary B-substituted carbons through metal-free catalytic boron conjugate additions to cyclic and acyclic alpha,beta-unsaturated carbonyls.
description
2009 nî lūn-bûn
@nan
2009年の論文
@ja
2009年論文
@yue
2009年論文
@zh-hant
2009年論文
@zh-hk
2009年論文
@zh-mo
2009年論文
@zh-tw
2009年论文
@wuu
2009年论文
@zh
2009年论文
@zh-cn
name
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@en
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@nl
type
label
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@en
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@nl
prefLabel
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@en
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@nl
P2860
P356
P1476
Efficient C-B bond formation p ...... ha,beta-unsaturated carbonyls.
@en
P2093
Adil R Zhugralin
Kang-sang Lee
P2860
P304
P356
10.1021/JA902889S
P407
P577
2009-06-01T00:00:00Z