Synthetic Applications of Sulfonium Salts
Sign Up to like & getrecommendations! Published in 2020 at "European Journal of Inorganic Chemistry"
DOI: 10.1002/ejic.202000249
Abstract: This minireview aims to cover the developments over the past two decades in the chemistry of sulfonium salts. Specifically, insight is provided into the synthetic strategies available for the preparation of these compounds, the different… read more here.
Keywords: sulfonium salts; sulfonium; chemistry; applications sulfonium ... See more keywords
Fluorinated Vinyl Sulfonium Salts and Their Synthetic Utilization.
Sign Up to like & getrecommendations! Published in 2023 at "Chemical record"
DOI: 10.1002/tcr.202200270
Abstract: The fluorinated building block strategy and the direct fluorination strategy are of great importance for the synthesis of new fluorinated molecules. These strategies complement each other and can be combined to develop a new methodology… read more here.
Keywords: salts synthetic; vinyl sulfonium; synthetic utilization; fluorinated vinyl ... See more keywords
Soft-ionization mass spectrometric observation of isomeric effects occurring in the synthesis of bis-sulfonium salts from thiacyclanes/xylylene dibromides and collision induced dissociation of bis-sulfonium cations
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Mass Spectrometry"
DOI: 10.1016/j.ijms.2018.07.003
Abstract: Abstract Micro-synthesis of bis-sulfonium salts from ortho-, meta- and para-xylylene dibromides and mono- and bicyclic sulfides was performed for their further investigation by tandem electrospray/ionization mass spectrometry (ESI-MS) with the use of collision-induced dissociation (CID).… read more here.
Keywords: sulfonium salts; sulfonium; mass; bis sulfonium ... See more keywords
An efficient synthesis of 2-isoxazolines from α-haloketone oximes and dimethyl sulfonium salts
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DOI: 10.1016/j.tetlet.2018.12.062
Abstract: Abstract 2-Isoxazolines were synthesized efficiently from a formal [4+1] cycloaddition of nitrosoalkenes and sulfur ylides, which were generated in situ from α-haloketone oximes and dimethyl sulfonium salts. This approach provides a new method to synthesize… read more here.
Keywords: oximes dimethyl; haloketone oximes; dimethyl sulfonium; sulfonium salts ... See more keywords
Vinyl Sulfonium Salts as the Radical Acceptor for Metal-Free Decarboxylative Alkenylation.
Sign Up to like & getrecommendations! Published in 2020 at "Organic letters"
DOI: 10.1021/acs.orglett.0c03074
Abstract: Vinyl sulfonium salts typically act as an electrophilic Michael acceptor, thus initiating many tandem cyclization reactions. Herein, we disclosed the novel reactivity of vinyl sulfonium salts as a radical acceptor. Using redox-active ester as an… read more here.
Keywords: acceptor; vinyl sulfonium; salts radical; sulfonium salts ... See more keywords
Radial Type Ring Opening of Sulfonium Salts with Dichalcogenides by Visible Light and Copper Catalysis.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c02078
Abstract: Herein, a copper-catalyzed, blue-light-induced free radical type ring opening of sulfonium salts with dichalcogenides has been initially developed. The developed method features an inexpensive copper catalyst and a broad substrate scope, affording practical access to… read more here.
Keywords: type ring; copper; opening sulfonium; sulfonium salts ... See more keywords
Gem-Difluoroallylation of Aryl Sulfonium Salts.
Sign Up to like & getrecommendations! Published in 2022 at "Organic letters"
DOI: 10.1021/acs.orglett.2c03419
Abstract: The unprecedented photochemical late-stage defluorinative gem-difluoroallylation of aryl sulfonium salts, which are formed site-selectively by direct C(sp2)─H functionalization, is herein disclosed. This method is distinguished by its mild reaction conditions, wide scope, and excellent site-selectivity.… read more here.
Keywords: aryl sulfonium; difluoroallylation aryl; gem difluoroallylation; sulfonium salts ... See more keywords
Palladium-Catalyzed Cyanation of Aryl Sulfonium Salts.
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DOI: 10.1021/acs.orglett.3c00829
Abstract: A palladium-catalyzed cyanation of aryl dimethylsulfonium salts using cheap, nontoxic, and bench-stable K4[Fe(CN)6]·3H2O as the cyanating reagent has been developed. The reactions proceeded well under base-free conditions with various sulfonium salts and provided aryl nitrile… read more here.
Keywords: cyanation aryl; catalyzed cyanation; palladium catalyzed; sulfonium salts ... See more keywords
Preparation of Alkyl Di(p-tolyl)sulfonium Salts and Their Application in Metal-Free C(sp3)-C(sp3) and C(sp3)-C(sp2) Bond Formations.
Sign Up to like & getrecommendations! Published in 2023 at "Organic letters"
DOI: 10.1021/acs.orglett.3c01233
Abstract: Alkyldiarylsulfonium salts were synthesized by a combination of active sulfonium species, prepared through the activation of diarylsulfoxide, and alkyl nucleophiles. The isolated sulfonium salts were subjected to the allylation and cyclopropanation of the active methylene… read more here.
Keywords: metal free; sp3; sp3 sp3; free sp3 ... See more keywords
Air- and Light-Stable S-(Difluoromethyl)sulfonium Salts: C-Selective Electrophilic Difluoromethylation of β-Ketoesters and Malonates.
Sign Up to like & getrecommendations! Published in 2018 at "Organic letters"
DOI: 10.1021/acs.orglett.8b03067
Abstract: Air- and light-stable electrophilic difluoromethylating reagents, S-(difluoromethyl)- S-phenyl- S-(2,4,6-trialkoxyphenyl) sulfonium salts were successfully developed, and the introduction of intramolecular hydrogen bonds plays a crucial role for the stabilities and reactivities of these reagents. C-selective difluoromethylation… read more here.
Keywords: light stable; sulfonium salts; difluoromethylation; air light ... See more keywords
Fe-Catalyzed insertion of fluoromethylcarbenes generated from sulfonium salts into X–H bonds (X = Si, C, P)
Sign Up to like & getrecommendations! Published in 2017 at "Organic chemistry frontiers"
DOI: 10.1039/c7qo00430c
Abstract: The Fe-catalyzed insertion of fluoromethylcarbenes including trifluoromethylcarbene and difluoromethylcarbene generated in situ from sulfonium salts (Ph2S+CH2CF3−OTf and Ph2S+CH2CF2H −OTf) into X–H (X = Si, C and P) bonds is described. The insertion of both carbenes… read more here.
Keywords: sulfonium salts; catalyzed insertion; insertion; fluoromethylcarbenes generated ... See more keywords