Electrophilic fluorosulfoxonium cations as hidden Brønsted acid catalysts in (n+2) annulations of strained cycloalkanes

2021 ◽  
Author(s):  
Augustin Manel ◽  
Jordan Berreur ◽  
Frederic R. Leroux ◽  
Armen Panossian
Keyword(s):  
Acid Catalysts ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Donor Acceptor ◽  
Bronsted Acid Catalysts

The highly electrophilic fluorosulfoxonium cation [Ph2S(O)F]+[B(C6F5)4)]- is shown to promote (n+2) annulation on Donor-Acceptor (D-A) strained cycles. This study highlights new reactions catalysed by highly electrophilic sulfoxonium cations and the...

Hydrothermal carbonization of lignocellulosic biomass and effects of combined Lewis and Brønsted acid catalysts

Fuel ◽  
2020 ◽  
Vol 279 ◽  
pp. 118458 ◽  
Author(s):  
Tolgahan Evcil ◽  
Hamza Simsir ◽  
Suat Ucar ◽  
Kubilay Tekin ◽  
Selhan Karagoz
Keyword(s):  
Lignocellulosic Biomass ◽  
Hydrothermal Carbonization ◽  
Acid Catalysts ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Bronsted Acid Catalysts
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