ChemInform Abstract: Fluorine Effects in Organocatalysis - Asymmetric Broensted Acid Assisted Lewis Base Catalysis for the Synthesis of Trifluoromethylated Heterocycles Exploiting the Negative Hyperconjugation of the CF3-Group.

ChemInform ◽  
2014 ◽  
Vol 45 (50) ◽  
pp. no-no
Author(s):  
Chandra M. R. Volla ◽  
Arindam Das ◽  
Iuliana Atodiresei ◽  
Magnus Rueping
Keyword(s):  
Lewis Base ◽  
Base Catalysis ◽  
Negative Hyperconjugation

Fluorine effects in organocatalysis – asymmetric Brønsted acid assisted Lewis base catalysis for the synthesis of trifluoromethylated heterocycles exploiting the negative hyperconjugation of the CF3-group

2014 ◽  
Vol 50 (58) ◽  
pp. 7889-7892 ◽  
Author(s):  
Chandra M. R. Volla ◽  
Arindam Das ◽  
Iuliana Atodiresei ◽  
Magnus Rueping
Keyword(s):  
Lewis Base ◽  
Base Catalysis ◽  
Bronsted Acid ◽  
Brønsted Acid ◽  
Enantiomerically Pure ◽  
Brönsted Acid ◽  
Negative Hyperconjugation

An efficient Brønsted acid assisted Lewis base catalysis protocol for the synthesis of enantiomerically pure trifluoromethylated dihydropyridazines has been developed.

scholarly journals Dual metal and Lewis base catalysis approach for asymmetric synthesis of dihydroquinolines and the α-arylation of aldehydes via N-acyliminium ions

2015 ◽  
Vol 51 (87) ◽  
pp. 15788-15791 ◽  
Author(s):  
Chandra M. R. Volla ◽  
Eleonora Fava ◽  
Iuliana Atodiresei ◽  
Magnus Rueping
Keyword(s):  
Asymmetric Synthesis ◽  
Catalytic System ◽  
Optically Active ◽  
Lewis Base ◽  
Base Catalysis ◽  
Asymmetric Addition ◽  
Acyliminium Ions ◽  
Indium Triflate ◽  
Dual Metal

A dual catalytic system consisting of indium triflate and a chiral imidazolidinone catalyzes the asymmetric addition of aldehydes to N-acyl quinoliniums furnishing optically active dihydroquinolines in good yields and excellent selectivities.

ChemInform Abstract: A New Motif for Lewis Base Catalysis: Asymmetric Reduction of β-Enamino Esters

ChemInform ◽  
2012 ◽  
Vol 43 (11) ◽  
pp. no-no
Author(s):  
Andreas Weickgennat ◽  
Martin Oestreich
Keyword(s):  
Asymmetric Reduction ◽  
Lewis Base ◽  
Base Catalysis

ChemInform Abstract: Lewis Base Assisted Broensted Base Catalysis: Direct Regioselective Asymmetric Vinylogous Alkylation of Allylic Sulfones.

ChemInform ◽  
2011 ◽  
Vol 42 (52) ◽  
pp. no-no
Author(s):  
Lin Jiang ◽  
Qian Lei ◽  
Xin Huang ◽  
Hai-Lei Cui ◽  
Xue Zhou ◽  
...  
Keyword(s):  
Lewis Base ◽  
Base Catalysis

scholarly journals Multifunctional heterocyclic scaffolds for hybrid Lewis acid/Lewis base catalysis of carbon–carbon bond formation

Tetrahedron ◽  
2016 ◽  
Vol 72 (27-28) ◽  
pp. 3905-3916 ◽  
Author(s):  
Dennis Wiedenhoeft ◽  
Adam R. Benoit ◽  
Yibiao Wu ◽  
Jacob D. Porter ◽  
Elisia Meyle ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Bond Formation ◽  
Lewis Base ◽  
Base Catalysis ◽  
Carbon Bond ◽  
Carbon Carbon Bond
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