Metal-free C8–H functionalization of quinoline N-oxides with ynamides

2021 ◽  
Author(s):  
Weican Hu ◽  
Feiyang Zhang ◽  
Chen Chen ◽  
Tianhang Qi ◽  
Yanlong Shen ◽  
...  
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Metal Free ◽  
Type Reaction ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
First Time

The metal-free C8–H functionalization of quinoline N-oxides with ynamides are unveiled for the first time by the intramolecular Friedel–Crafts-type reaction of quinolyl enolonium intermediates generated from Brønsted acid-catalyzed addition of...

Brønsted Acid-Catalyzed Solvent-Controlled Regioselective Hydrothiolation and Diastereoselective Cascade Cyclization of Dienes

2021 ◽  
Author(s):  
Kai Ji ◽  
Ka Lu ◽  
Jie Huang ◽  
Zi-Hao Li ◽  
Tong-Mei Ding ◽  
...  
Keyword(s):  
Free Atom ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Metal Free ◽  
Cascade Cyclization ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
First Time

A highly regio- and diastereo-selective Brønsted acid-catalyzed tandem hydrothiolation/Friedel-Crafts reaction of linear 1,3-dienes has been developed for the first time, which provides a metal-free, atom-economic and concise way of constructing...

scholarly journals Brønsted acid-catalyzed metal-free one-pot synthesis of benzimidazoles via [4+1] heteroannulation of ortho-phenylenediamines with β-oxodithioesters

ARKIVOC ◽  
2017 ◽  
Vol 2018 (2) ◽  
pp. 81-89
Author(s):  
Abhijeet Srivastava ◽  
Gaurav Shukla ◽  
Dhananjay Yadav ◽  
Maya Shankar Singh
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
One Pot ◽  
Metal Free ◽  
One Pot Synthesis ◽  
Brönsted Acid ◽  
Acid Catalyzed

Metal-Free, Brønsted Acid-Catalyzed Formal [3+2] Annulation of Quinone Monoacetals with 2-Naphthols

2017 ◽  
Vol 82 (20) ◽  
pp. 11269-11274 ◽  
Author(s):  
Anu Jacob ◽  
Tony Roy ◽  
Trinadh Kaicharla ◽  
Akkattu T. Biju
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Metal Free ◽  
Brönsted Acid ◽  
Acid Catalyzed

Chiral Brønsted Acid-Catalyzed Stereoselective Mannich-Type Reaction of Azlactones with Aldimines

2014 ◽  
Vol 80 (1) ◽  
pp. 590-594 ◽  
Author(s):  
Eloah P. Ávila ◽  
Rodrigo M. S. Justo ◽  
Vanessa P. Gonçalves ◽  
Adriane A. Pereira ◽  
Renata Diniz ◽  
...  
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Type Reaction ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Chiral Bronsted Acid

Metal-Free Brønsted Acid Catalyzed Formal [3 + 3] Annulation. Straightforward Synthesis of Dihydro-2H-Chromenones, Pyranones, and Tetrahydroquinolinones

2009 ◽  
Vol 74 (23) ◽  
pp. 8963-8973 ◽  
Author(s):  
Julie Moreau ◽  
Claudie Hubert ◽  
Jessika Batany ◽  
Loic Toupet ◽  
Thierry Roisnel ◽  
...  
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Metal Free ◽  
Brönsted Acid ◽  
Acid Catalyzed

Chiral Brønsted Acid Catalyzed Enantioselective Mannich-Type Reaction

2007 ◽  
Vol 129 (21) ◽  
pp. 6756-6764 ◽  
Author(s):  
Masahiro Yamanaka ◽  
Junji Itoh ◽  
Kohei Fuchibe ◽  
Takahiko Akiyama
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Type Reaction ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Chiral Bronsted Acid

Preparation of β-Amino Esters by a Chiral Brønsted Acid Catalyzed Mannich-Type Reaction

Synthesis ◽  
2008 ◽  
Vol 2008 (8) ◽  
pp. 1319-1322 ◽  
Author(s):  
Takahiko Akiyama ◽  
Junji Itoh ◽  
Kohei Fuchibe
Keyword(s):  
Bronsted Acid ◽  
Brønsted Acid ◽  
Type Reaction ◽  
Amino Esters ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Chiral Bronsted Acid

Chiral Brønsted Acid-Catalyzed Metal-Free Asymmetric Direct Reductive Amination Using 1-Hydrosilatrane

2019 ◽  
Vol 84 (9) ◽  
pp. 5021-5026 ◽  
Author(s):  
Vladislav Skrypai ◽  
Sami E. Varjosaari ◽  
Fawwaz Azam ◽  
Thomas M. Gilbert ◽  
Marc J. Adler
Keyword(s):  
Reductive Amination ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Metal Free ◽  
Brönsted Acid ◽  
Acid Catalyzed ◽  
Chiral Bronsted Acid
Sign in / Sign up

Export Citation Format

Share Document