Results 11 to 20 of about 28,418 (220)

Ruthenium-catalyzed azide alkyne cycloaddition reaction: scope, mechanism and applications [PDF]

open access: yesChemical Reviews, 2016
The ruthenium-catalyzed azide alkyne cycloaddition (RuAAC) affords 1,5-disubstituted 1,2,3-triazoles in one step and complements the more established copper-catalyzed reaction providing the 1,4-isomer.
Akimova G.   +23 more
core   +4 more sources

Orthogonal, metal-free surface modification by strain-promoted azide–alkyne and nitrile oxide–alkene/alkyne cycloadditions [PDF]

open access: yes, 2012
In this article we present a fast and efficient methodology for biochemical surface patterning under extremely mild conditions. Micropatterned azide/benzaldoxime-surfaces were prepared by microcontact printing of a heterobifunctional cyclooctyne oxime ...
Arlinghaus, Heinrich F   +6 more
core   +1 more source

Deposition of Ni(II)Porphyrin Monolayer on the Gold Electrode via Azide-Alkyne Click - Coupling and its Electrochemical Characterization

open access: yesInternational Journal of Electrochemical Science, 2014
In this work, a Ni(II)porphyrin containing two azide groups ((N3)2-Ni(II)porphyrin) was applied for gold electrode modification via azide-alkyne click reaction.
Iwona Grabowska   +7 more
doaj   +1 more source

Synthesis of 1,4-Disubstituted Mono and Bis-triazolocarbo-acyclonucleoside Analogues of 9-(4-Hydroxybutyl)guanine by Cu(I)-Catalyzed Click Azide-Alkyne Cycloaddition [PDF]

open access: yes, 2011
A series of novel mono-1,2,3-triazole and bis-1,2,3-triazole acyclonucleoside analogues of 9-(4-hydroxybutyl)guanine was prepared via copper(I)-catalyzed 1,3-dipolar cycloaddition of N-9 propargylpurine, N-1-propargylpyrimidines/as-triazine with the ...
Engels, Joachim W.   +2 more
core   +2 more sources

Toward Long-Term-Dispersible, Metal-Free Single-Chain Nanoparticles

open access: yesNanomaterials, 2023
We report herein on a new platform for synthesizing stable, inert, and dispersible metal-free single-chain nanoparticles (SCNPs) via intramolecular metal-traceless azide–alkyne click chemistry.
Agustín Blázquez-Martín   +5 more
doaj   +1 more source

Regioselective and stoichiometrically controlled conjugation of photodynamic sensitizers to a HER2 targeting antibody fragment [PDF]

open access: yes, 2014
The rapidly increasing interest in the synthesis of antibody–drug conjugates as powerful targeted anticancer agents demonstrates the growing appreciation of the power of antibodies and antibody fragments as highly selective targeting moieties.
Boyle, Ross W.   +6 more
core   +1 more source

Synthesis of Novel C-2- or C-15-Labeled BODIPY—Estrone Conjugates

open access: yesMolecules, 2018
Novel BODIPY–estrone conjugates were synthesized via Cu(I)-catalyzed azide–alkyne cycloaddition (CuAAC). Estrone-alkynes or an estrone-azide as starting compounds were synthesized via Michael addition or Sonogashira reaction as key steps ...
Ildikó Bacsa   +6 more
doaj   +1 more source

Noncanonical Amino Acids in the Interrogation of Cellular Protein Synthesis [PDF]

open access: yes, 2011
Proteins in living cells can be made receptive to bioorthogonal chemistries through metabolic labeling with appropriately designed noncanonical amino acids (ncAAs).
Ngo, John T., Tirrell, David A.
core   +2 more sources

Continual reproduction of self-assembling oligotriazole peptide nanomaterials. [PDF]

open access: yes, 2017
Autocatalytic chemical reactions, whereby a molecule is able to catalyze its own formation from a set of precursors, mimic nature's ability to generate identical copies of relevant biomolecules, and are thought to have been crucial for the origin of life.
Brea, Roberto J, Devaraj, Neal K
core   +2 more sources

Nitrogen-Based Linkers with a Mesitylene Core: Synthesis and Characterization

open access: yesMolecules, 2021
Mesitylene was used as a core in seven new tritopic nitrogen containing linkers. Three of the linkers, each containing three nitrile groups, were obtained through Suzuki, Sonogashira and Heck-type coupling reactions.
Lucian Gabriel Bahrin   +5 more
doaj   +1 more source

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