Asymmetric Cyanation of Aldehydes, Ketones, Aldimines, and Ketimines Catalyzed by a Versatile Catalyst Generated from Cinchona Alkaloid, Achiral Substituted 2,2′-Biphenol and Tetraisopropyl Titanate

2009 ◽  
Vol 15 (43) ◽  
pp. 11642-11659 ◽  
Author(s):  
Jun Wang ◽  
Wentao Wang ◽  
Wei Li ◽  
Xiaolei Hu ◽  
Ke Shen ◽  
...  
Keyword(s):  
Cinchona Alkaloid ◽  
Tetraisopropyl Titanate

scholarly journals Synthesis of Chiral Chalcone Derivatives Catalyzed by the Chiral Cinchona Alkaloid Squaramide

Molecules ◽  
2014 ◽  
Vol 19 (12) ◽  
pp. 19491-19500 ◽  
Author(s):  
Dandan Xie ◽  
Ying Xie ◽  
Yan Ding ◽  
Jian Wu ◽  
Deyu Hu
Keyword(s):  
Cinchona Alkaloid ◽  
Chalcone Derivatives

Bifunctional Cinchona Alkaloid/Thiourea Catalyzes Direct and Enantioselective Vinylogous Michael Addition of 3-Alkylidene Oxindoles to Nitroolefins

2012 ◽  
Vol 51 (25) ◽  
pp. 6200-6204 ◽  
Author(s):  
Claudio Curti ◽  
Gloria Rassu ◽  
Vincenzo Zambrano ◽  
Luigi Pinna ◽  
Giorgio Pelosi ◽  
...  
Keyword(s):  
Michael Addition ◽  
Cinchona Alkaloid

Asymmetric oxaziridination catalyzed by cinchona alkaloid derivatives containing sulfide

Tetrahedron ◽  
2013 ◽  
Vol 69 (35) ◽  
pp. 7416-7422 ◽  
Author(s):  
Tianyi Zhang ◽  
Wei He ◽  
Xingyu Zhao ◽  
Ying Jin
Keyword(s):  
Cinchona Alkaloid

A novel enantioselective synthesis of 6H-dibenzopyran derivatives by combined palladium/norbornene and cinchona alkaloid catalysis

2015 ◽  
Vol 13 (8) ◽  
pp. 2260-2263 ◽  
Author(s):  
Di Xu ◽  
Li Dai ◽  
Marta Catellani ◽  
Elena Motti ◽  
Nicola Della Ca’ ◽  
...  
Keyword(s):  
Catalytic System ◽  
Enantioselective Synthesis ◽  
Cinchona Alkaloid ◽  
System P ◽  
First Time

Chiral dibenzopyran derivatives were obtained by cinchona alkaloid, as organocatalyst, in combination, for the first time, with palladium/norbornene catalytic system.

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