Results 111 to 120 of about 11,349 (193)

Tuning the optical properties of BODIPY dye through Cu(I) catalyzed azide-alkyne cycloaddition (CuAAC) reaction

open access: yes, 2012
Borondipyrromethenes (BODIPY) are a class of fluorescent dyes whose fluorescence quantum yields are generally high and independent of the solvent. In this paper, we report the synthesis of a new type of BODIPY compound that carries an azido group on the ...
Suthiwangcharoen, Nisaraporn   +5 more
core  

Tribochemical Surface Modification of Silicon

open access: yesChemistry – A European Journal, Volume 32, Issue 40, 27 October 2026.
Mechanical scribing activates silicon surfaces by generating reactive sites that spontaneously graft alcohol‐, thiol‐, and alkyne‐terminated molecules under ambient conditions. Within 10 s, high‐coverage, electroactive organic layers form without light, heat, or applied voltage, offering a rapid tribochemical route to functional silicon interfaces for ...
Abdulrahman O. Abdulrahman   +6 more
wiley   +1 more source

Biotin‐ and Chloroalkane‐Modified Nucleotides for Dual Display of Proteins on DNA Through Streptavidin and Halotag Binding

open access: yesAngewandte Chemie, Volume 138, Issue 42, 12 October 2026.
Modified 2’‐deoxy‐7‐deazaadenosine bearing a chlorohexyl moiety and 2’‐deoxycytidine nucleotides bearing biotin were used in the enzymatic synthesis of dually modified dsDNAs that served as scaffolds for display of halotag and monomeric streptavidin proteins.
Giammarco Liuni   +4 more
wiley   +2 more sources

Importance of the CuAAC Reaction in the Synthesis of Platinum Complexes with 1,4-Disubstituted-1H-1,2,3-triazoles: A Review of Their Anticancer Activity

open access: yesReactions
Despite multiple advances in treatment and prevention, cancer remains one of the leading causes of death worldwide. Chemotherapy remains the most effective method for cancer treatment.
Delia Hernández-Romero   +7 more
doaj   +1 more source

Novel ion-binding C3 symmetric tripodal triazoles: synthesis and characterization

open access: yesOpen Chemistry, 2014
Neumajer Gábor   +3 more
doaj   +1 more source

Ein portalpräorganisiertes Cucurbit[7]uril‐Ruthenium‐Konjugat ermöglicht motivselektive Proteindetektion

open access: yesAngewandte Chemie, Volume 138, Issue 44, 26 October 2026.
Die gezielte Veränderung der Erkennungsumgebung am Portal von Cucurbit[7]uril (CB7) wandelt einen Wirt ohne intrinsisches optisches Signal in einen motivselektiven photolumineszenten Rezeptor um. Das am Portal vororganisierte CB7‐Rubpy‐Konjugat zeigt Änderungen der Zugänglichkeit aromatischer Motive unmittelbar an und ermöglicht dadurch die optische ...
Patrick Gruhs   +10 more
wiley   +1 more source

An efficient Cu-catalyzed azide–alkyne cycloaddition (CuAAC) reaction in aqueous medium with a zwitterionic ligand, betaine

open access: yes, 2017
Betaine, a simple zwitterionic additive, dramatically accelerated the CuAAC reaction in excellent yields under 2.5–200 ppm levels of Cu(I) in water.
Hee-Yoon Lee   +7 more
core   +1 more source

A Portal‐Preorganized Cucurbit[7]uril‐Ruthenium Conjugate Enables Motif‐Selective Protein Sensing

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 44, 26 October 2026.
Reprogramming cucurbit[7]uril (CB7) recognition through portal engineering transforms an optically silent host into a motif‐selective photoluminescent receptor. The portal‐preorganized CB7‐Rubpy conjugate directly reports changes in aromatic motif accessibility, enabling optical sensing of protein misfolding and refolding.
Patrick Gruhs   +10 more
wiley   +1 more source

Mild C─F Activation of Azido(per)Fluoroalkanes

open access: yesChemistry – A European Journal, Volume 32, Issue 39, 22 October 2026.
Mild and selective activation of C(sp3)–F bonds in azido(per)fluoroalkanes using thiolates was developed, leading to novel functionalized azides. The reaction is initiated by nucleophilic attack of the sulfur atom to the terminal nitrogen of the azido group, followed by fluoride ion elimination.
Olena Shaitanova   +7 more
wiley   +1 more source

Bioorthogonal Chemistry in Neurobiology: From Imaging to Proteomics [PDF]

open access: yesChembiochem
This review highlights emerging strategies for labeling neuronal proteins, enabling visualization and quantitative analysis of their expression, localization, and dynamics. By combining genetic code expansion (GCE), metabolic labeling, and click chemistry‐based labeling, these approaches provide powerful routes to study proteins in specific cells and ...
Taylor N   +2 more
europepmc   +2 more sources

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