scholarly journals Cooperative Lewis acid–onium salt catalysis as tool for the desymmetrization of meso-epoxides

2017 ◽  
Vol 53 (6) ◽  
pp. 1156-1159 ◽  
Author(s):  
Florian Broghammer ◽  
Daniel Brodbeck ◽  
Thorsten Junge ◽  
René Peters
Keyword(s):  
Ammonium Salt ◽  
Lewis Acid ◽  
Onium Salt ◽  
Ester Formation

A new concept for epoxide desymmetrizations using bifunctional Lewis acid/ammonium salt catalysts is presented for bromohydrin ester formation.

scholarly journals Highly Active Cooperative Lewis Acid – Ammonium Salt Catalyst for the Enantioselective Hydroboration of Ketones

2020 ◽  
Author(s):  
Marvin Titze ◽  
Juliane Heitkämper ◽  
Thorsten Junge ◽  
Johannes Kästner ◽  
René Peters
Keyword(s):  
Ammonium Salt ◽  
Lewis Acid ◽  
Highly Active

Asymmetric Hydroboration of Ketones by Cooperative Lewis Acid–Onium Salt Catalysis: A Quantum Chemical and Microkinetic Study to Combine Theory and Experiment

ACS Catalysis ◽  
2022 ◽  
pp. 1497-1507
Author(s):  
Juliane Heitkämper ◽  
Justin Herrmann ◽  
Marvin Titze ◽  
Soeren M. Bauch ◽  
René Peters ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Quantum Chemical ◽  
Onium Salt ◽  
Asymmetric Hydroboration ◽  
Theory And Experiment

scholarly journals Highly Active Cooperative Lewis Acid – Ammonium Salt Catalyst for the Enantioselective Hydroboration of Ketones

2020 ◽  
Author(s):  
Marvin Titze ◽  
Juliane Heitkämper ◽  
Thorsten Junge ◽  
Johannes Kästner ◽  
René Peters
Keyword(s):  
Ammonium Salt ◽  
Lewis Acid ◽  
Highly Active

Catalyst- and oxidant-free electrochemical para-selective hydroxylation of N-arylamides in batch and continuous-flow

2020 ◽  
Vol 22 (19) ◽  
pp. 6437-6443
Author(s):  
Cheng-Kou Liu ◽  
Meng-Yi Chen ◽  
Xin-Xin Lin ◽  
Zheng Fang ◽  
Kai Guo
Keyword(s):  
Ammonium Salt ◽  
Quaternary Ammonium ◽  
Continuous Flow ◽  
Quaternary Ammonium Salt ◽  
Selective Hydroxylation

A catalyst-, oxidant-, acidic solvent- and quaternary ammonium salt-free electrochemical para-selective hydroxylation of N-arylamides at rt in batch and continuous-flow was developed.

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