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   Articles with "alkyne cycloaddition" as a keyword



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Facile Synthesis of Triazoles using Electrospray-Deposited Copper Nanomaterials to Catalyze Azide-Alkyne Cycloaddition (AAC) Click Reactions.

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recommendations! Published in 2022 at "ChemPlusChem"

DOI: 10.1002/cplu.202200252

Abstract: Electrospray deposition of copper salt-containing microdroplets onto the liquid surface of an electrically grounded reaction mixture leads to the formation of Cu nanoclusters, which then catalyze the azide-alkyne cycloaddition (AAC) reaction to form triazoles. This… read more here.

Keywords: catalyze azide; copper; cycloaddition aac; reaction ... See more keywords
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A Peerless Aproach: Organophotoredox/Cu(I) Catalyzed, Regioselective, Visible Light Facilitated, Click Synthesis of 1,2,3-Triazoles via Azide–Alkyne [3 + 2] Cycloaddition

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recommendations! Published in 2017 at "Catalysis Letters"

DOI: 10.1007/s10562-017-2156-8

Abstract: A visible light initiated, mild, one pot, multicomponent copper catalyzed azide alkyne [3 + 2] cycloaddition in the presence of organo photoredox catalyst Eosin Y using EtOH:H2O as reaction medium for the synthesis of substituted 1,2,3-triazoles is… read more here.

Keywords: alkyne cycloaddition; visible light; azide alkyne; light ... See more keywords
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Copper-catalyzed azide–alkyne cycloaddition (CuAAC) under mild condition in water: Synthesis, catalytic application and biological activities

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recommendations! Published in 2017 at "Journal of Organometallic Chemistry"

DOI: 10.1016/j.jorganchem.2017.09.024

Abstract: Abstract A series of Cu-N-heterocyclic carbene (Cu-NHC) complexes, 3a-c , were synthesized and characterized by spectroscopic methods such as NMR, HRMS and elemental analysis. The performance of these (Cu-NHC) complexes, 3a-c showed excellent activity in… read more here.

Keywords: cycloaddition; alkyne cycloaddition; azide alkyne; catalyzed azide ... See more keywords
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Copper-incorporated porous organic polymer as efficient and recyclable catalyst for azide-alkyne cycloaddition

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recommendations! Published in 2021 at "Microporous and Mesoporous Materials"

DOI: 10.1016/j.micromeso.2020.110671

Abstract: Abstract Porous organic polymers (POPs) have attracted great attention in recent years as promising materials for heterogeneous metal catalysis. Herein, we report the facile synthesis of [2,6-bis(1,2,3-triazol-4-yl)pyridine] (BTP) functionalized porous organic polymer (PBPTP) through thiophene-based… read more here.

Keywords: azide alkyne; pbptp; organic polymer; porous organic ... See more keywords

Hexavanadate-Organogold(I) Hybrid Compounds: Synthesis by the Azide-Alkyne Cycloaddition and Density Functional Theory Study of an Intriguing Electron Density Distribution.

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recommendations! Published in 2020 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.0c02621

Abstract: The fully oxidized Lindqvist-type hexavanadate compounds decorated by phosphine-derivatized Au(I) moieties oriented in a transoid fashion (n-Bu4N)2[V6O13{(OCH2)3CCH2(N3C2C6H5)AuP(C6H4OMe)3}2] (POMNAu) and (n-Bu4N)2[V6O13{(OCH2)3CCH2OCH2(C2N3H)AuP(C6H4OMe)3}2] (POMCAu) have been prepared by azide-alkyne cycloaddition reactions and characterized by various techniques, including NMR,… read more here.

Keywords: hexavanadate organogold; alkyne cycloaddition; azide alkyne; density ... See more keywords
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Rhodium-Catalyzed Azide-Alkyne Cycloaddition of Internal Ynamides: Regioselective Assembly of 5-Amino-triazoles under Mild Conditions

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recommendations! Published in 2017 at "ACS Catalysis"

DOI: 10.1021/acscatal.7b02558

Abstract: A rhodium-catalyzed azide–alkyne cycloaddition of internal ynamides is described. The reaction could be performed in a wide range of solvents, including aqueous media, under mild conditions without careful exclusion of air and moisture, giving a… read more here.

Keywords: cycloaddition; cycloaddition internal; rhodium catalyzed; alkyne cycloaddition ... See more keywords
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Enantioselective Rh-Catalyzed Azide-Internal-Alkyne Cycloaddition for the Construction of Axially Chiral 1,2,3-Triazoles.

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recommendations! Published in 2022 at "Journal of the American Chemical Society"

DOI: 10.1021/jacs.2c01985

Abstract: Significant advances have been achieved for the construction of chiral skeletons containing 1,2,3-triazoles via transition-metal-catalyzed asymmetric azide-alkyne cycloaddition; however, most of them have been limited to terminal alkynes in the synthesis of central chirality via… read more here.

Keywords: azide internal; alkyne cycloaddition; catalyzed azide; axially chiral ... See more keywords
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Regioselective Zn(OAc)2-catalyzed azide–alkyne cycloaddition in water: the green click-chemistry

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recommendations! Published in 2017 at "Organic chemistry frontiers"

DOI: 10.1039/c6qo00787b

Abstract: A new method of azide–alkyne cycloaddition (AAC) in the presence of Zn(OAc)2 as an inexpensive and environmentally friendly catalyst in neat water has been developed. The proposed methodology has been applied for the synthesis of… read more here.

Keywords: water; alkyne cycloaddition; regioselective oac; chemistry ... See more keywords
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Copper Ligand and Anion Effects: Controlling the Kinetics of the Photoinitiated Copper(I) Catalyzed Azide-Alkyne Cycloaddition Polymerization.

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recommendations! Published in 2018 at "Polymer chemistry"

DOI: 10.1039/c8py01004h

Abstract: The kinetics of photoinduced copper(I) catalyzed azide-alkyne cycloaddition (CuAAC) polymerizations were assessed as a function of copper(II) amine-based ligands. Copper(II) bromide ligated with 1,1,4,7,10,10-hexamethylenetetramine (HMTETA) exhibited the fastest kinetics in both Norrish type(I) and type(II)… read more here.

Keywords: alkyne cycloaddition; copper; azide alkyne; catalyzed azide ... See more keywords
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Highly regioselective and sustainable solar click reaction: a new post-synthetic modified triazole organic polymer as a recyclable photocatalyst for regioselective azide–alkyne cycloaddition reaction

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recommendations! Published in 2019 at "Green Chemistry"

DOI: 10.1039/c9gc00894b

Abstract: Sustainable and highly regioselective solar light-assisted approach for the azide–alkyne cycloaddition reaction using a perylene-derived post-synthetic modified triazole-linked organic polymer photocatalyst. read more here.

Keywords: azide alkyne; cycloaddition reaction; post synthetic; reaction ... See more keywords
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The azide–alkyne cycloaddition catalysed by transition metal oxide nanoparticles

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recommendations! Published in 2019 at "New Journal of Chemistry"

DOI: 10.1039/c9nj04690a

Abstract: Fe3O4, MnFe2O4, CoFe2O4, MnO, and α-MnS nanoparticles catalyse the title reaction by the ligation of the azide on the surface of the nanoparticle. read more here.

Keywords: transition metal; alkyne cycloaddition; azide alkyne; metal oxide ... See more keywords