Methylation of Polyols with Trimethylphosphate in the Presence of a Lewis or Brønsted Acid Catalyst

ChemSusChem ◽  
2018 ◽  
Vol 11 (3) ◽  
pp. 547-551 ◽  
Author(s):  
Marie-Christine Duclos ◽  
Aurélien Herbinski ◽  
Anne-Sophie Mora ◽  
Estelle Métay ◽  
Marc Lemaire
Keyword(s):  
Acid Catalyst ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Brønsted Acid Catalyst ◽  
Brönsted Acid Catalyst

scholarly journals The Hexameric Resorcinarene Capsule as a Brønsted Acid Catalyst for the Synthesis of Bis(heteroaryl)methanes in a Nanoconfined Space

2019 ◽  
Vol 7 ◽  
Author(s):  
Stefania Gambaro ◽  
Pellegrino La Manna ◽  
Margherita De Rosa ◽  
Annunziata Soriente ◽  
Carmen Talotta ◽  
...  
Keyword(s):  
Acid Catalyst ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Brønsted Acid Catalyst ◽  
Brönsted Acid Catalyst

Multi-Layer Functionalized Poly(Ionic Liquid) Coated Magnetic Nanoparticles: Highly Recoverable and Magnetically Separable Brønsted Acid Catalyst

ACS Catalysis ◽  
2012 ◽  
Vol 2 (6) ◽  
pp. 1259-1266 ◽  
Author(s):  
Ali Pourjavadi ◽  
Seyed Hassan Hosseini ◽  
Maliheh Doulabi ◽  
Seyed Mahmoud Fakoorpoor ◽  
Farzad Seidi
Keyword(s):  
Ionic Liquid ◽  
Magnetic Nanoparticles ◽  
Acid Catalyst ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Brønsted Acid Catalyst ◽  
Magnetically Separable ◽  
Brönsted Acid Catalyst ◽  
Poly Ionic Liquid

Divergent access to N-hydroxypyrroles and isoxazoles via the gold(i)- or Brønsted acid-catalysed regioselective cyclization of N-(2-trifluoromethyl-3-alkynyl) oximes

2018 ◽  
Vol 16 (8) ◽  
pp. 1375-1380 ◽  
Author(s):  
Qin Zeng ◽  
Li Zhang ◽  
Yuanjing Xiao ◽  
Junliang Zhang
Keyword(s):  
Acid Catalyst ◽  
Suitable Choice ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Brønsted Acid Catalyst ◽  
Brönsted Acid Catalyst

The divergent regioselective cyclization of N-(2-trifluoromethyl-3-alkynyl) oximes by a suitable choice of a gold(i) or Brønsted acid catalyst, leading to N-hydroxypyrroles or Isoxazoles was developed.

A Zr-Al-Beta zeolite with open Zr(iv) sites: an efficient bifunctional Lewis–Brønsted acid catalyst for a cascade reaction

2019 ◽  
Vol 9 (15) ◽  
pp. 4055-4065 ◽  
Author(s):  
Gang Li ◽  
Lou Gao ◽  
Zhizheng Sheng ◽  
Yulu Zhan ◽  
Chaoyang Zhang ◽  
...  
Keyword(s):  
High Activity ◽  
Acid Catalyst ◽  
Cascade Reaction ◽  
Beta Zeolite ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Brönsted Acid ◽  
Brønsted Acid Catalyst ◽  
One Step ◽  
Brönsted Acid Catalyst

A simple one-step strategy for the preparation of a bifunctional Zr-Al-Beta zeolite with external open Zr(iv) sites, showing high activity for the cascade reaction.

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