Articles with "sulfonic acids" as a keyword



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A chemical kinetic model for the decomposition of perfluorinated sulfonic acids.

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Published in 2021 at "Chemosphere"

DOI: 10.1016/j.chemosphere.2020.128256

Abstract: Perfluorinated sulfonic acids (such as perfluorooctanesulfonic, PFOS, and short-chain analogues) are notorious halogenated pollutants that exhibit severe toxicity, even at minute levels. Limited number of experimental studies addressed their thermal decomposition at elevated temperatures. Such… read more here.

Keywords: perfluorinated sulfonic; sulfonic acids; model; chemical kinetic ... See more keywords
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Spontaneous Oxidation of Aromatic Sulfones to Sulfonic Acids in Microdroplets.

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Published in 2022 at "Journal of the American Society for Mass Spectrometry"

DOI: 10.1021/jasms.2c00029

Abstract: Reactions in microdroplets can be accelerated and can present unique chemistry compared to reactions in bulk solution. Here, we report the accelerated oxidation of aromatic sulfones to sulfonic acids in microdroplets under ambient conditions without… read more here.

Keywords: oxidation aromatic; reaction; acids microdroplets; aromatic sulfones ... See more keywords
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Design of (β-diazo-α,α-difluoroethyl)phosphonates and their application as masked carbenes in visible light-promoted coupling reactions with sulfonic acids

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Published in 2021 at "Organic chemistry frontiers"

DOI: 10.1039/d0qo01394c

Abstract: We elaborate a method for the generation of (2-diazo-1,1-difluoroethyl)phosphonates from (β-amino-α,α-difluoroethyl)phosphonates as precursors and their application as masked carbenes in coupling reactions with sulfonic acids under photochemical conditions. Varieties of coupling partners including aminophosphonates and… read more here.

Keywords: application masked; masked carbenes; sulfonic acids; diazo difluoroethyl ... See more keywords