Articles with "dual gold" as a keyword



Dual Gold(I)‐catalyzed Cyclization of Dialkynyl Pyridinium Salts

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Published in 2017 at "ChemCatChem"

DOI: 10.1002/cctc.201700018

Abstract: Novel dialkynyl pyridines were synthesized and protected as alkyl salts for dual gold(I)‐catalyzed cycloisomerization. Different alkyl groups and counter ions were screened for the salts, with benzyl and hexafluorophosphate providing the best results. The cyclization… read more here.

Keywords: dual gold; cyclization; dialkynyl; gold catalyzed ... See more keywords

Metasurface Plasmon Resonance Biosensor Enhanced with Dual Gold Nanoparticles for the Ultrasensitive Quantitative Detection of C-Reactive Protein.

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Published in 2025 at "Nano letters"

DOI: 10.1021/acs.nanolett.4c06049

Abstract: The pursuit of cutting-edge diagnostic systems capable of detecting biomarkers with exceptional sensitivity and precision is crucial for the timely and accurate monitoring of inflammatory responses. In this study, we introduce a dual gold nanoparticle-enhanced… read more here.

Keywords: detection; biosensor; dual gold; plasmon resonance ... See more keywords

Multisubstituted Indoles by a Dual Gold/Silver-Catalyzed Aminoalkynylation of 2-Alkynylanilines.

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Published in 2025 at "Organic letters"

DOI: 10.1021/acs.orglett.5c00756

Abstract: A straightforward and efficient method for the synthesis of multisubstituted indoles has been developed through a dual gold/silver-catalyzed aminoalkynylation of 2-alkynylanilines using hypervalent iodine(III) reagents under open-air conditions. This approach features the in situ generation… read more here.

Keywords: gold silver; aminoalkynylation alkynylanilines; dual gold; gold ... See more keywords

Determination of total Hg isotopic composition at ultra-trace levels by on line cold vapor generation and dual gold-amalgamation coupled to MC-ICP-MS

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Published in 2017 at "Journal of Analytical Atomic Spectrometry"

DOI: 10.1039/c6ja00375c

Abstract: An online pre-concentration method was developed to directly determine Hg isotopic compositions at the ng L−1 level in liquid samples. It is based on the hyphenation of a commercially available cold vapor generation dual gold… read more here.

Keywords: generation dual; dual gold; gold amalgamation; vapor generation ... See more keywords

Tumor identification via in vivo portable Raman detection of sialic acid with a dual gold nanoprobe system

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Published in 2022 at "Chemical Science"

DOI: 10.1039/d2sc05163j

Abstract: A dual gold nanoprobe system was designed for in vivo portable Raman detection of sialic acid (SA) for tumor identification. The dual gold nanoprobe system contained two gold nanoprobes, Au10-DTTC/PEG-PBA and Au40-PEG-SA. Au10-DTTC/PEG-PBA was constructed… read more here.

Keywords: dual gold; gold nanoprobe; nanoprobe system; peg ... See more keywords
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Mechanistic Understanding on the Dual Gold and Photoredox-Catalyzed Thiosulfonylation of Alkynes and Enynes: A DFT Study

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Published in 2023 at "Organic Chemistry Frontiers"

DOI: 10.1039/d3qo00249g

Abstract: The detailed mechanisms of the dual gold and photoredox-catalyzed thiosulfonylation of alkynes and 1,6-enynes with PhSO2SCF3 (1) were explored by DFT calculations. Computational results show that the complex of Au(I)…1... read more here.

Keywords: thiosulfonylation alkynes; alkynes enynes; catalyzed thiosulfonylation; dual gold ... See more keywords