On the diastereofacial selectivity of Lewis acid-catalyzed carbon-carbon bond forming reactions of conjugated cyclic enones bearing electron-withdrawing substituents at the .gamma.-position

1991 ◽  
Vol 56 (1) ◽  
pp. 387-395 ◽  
Author(s):  
Lucio O. Jeroncic ◽  
Maria Paz Cabal ◽  
Samuel J. Danishefsky ◽  
Gayle M. Shulte
Keyword(s):  
Lewis Acid ◽  
Carbon Bond ◽  
Bond Forming ◽  
Carbon Carbon Bond ◽  
Cyclic Enones ◽  
Bond Forming Reactions ◽  
Acid Catalyzed ◽  
Electron Withdrawing Substituents

Lewis-acid catalysis of carbon carbon bond forming reactions in water

1996 ◽  
Vol 115 (11-12) ◽  
pp. 457-464 ◽  
Author(s):  
Jan B. F. N. Engberts ◽  
Ben L. Feringa ◽  
Erik Keller ◽  
Sijbren Otto
Keyword(s):  
Lewis Acid ◽  
Acid Catalysis ◽  
Lewis Acid Catalysis ◽  
Carbon Bond ◽  
Bond Forming ◽  
Carbon Carbon Bond ◽  
Bond Forming Reactions

Carbon–carbon bond forming reactions of acetylenic esters and ketones within frustrated phosphane/borane Lewis pair frameworks

2019 ◽  
Vol 48 (31) ◽  
pp. 11921-11926 ◽  
Author(s):  
Long Wang ◽  
Jun Li ◽  
Dongsheng Deng ◽  
Constantin G. Daniliuc ◽  
Christian Mück-Lichtenfeld ◽  
...  
Keyword(s):  
Lewis Acid ◽  
Dimethyl Acetylenedicarboxylate ◽  
Acetylenic Esters ◽  
Carbon Bond ◽  
Bond Forming ◽  
Carbon Carbon Bond ◽  
Bond Forming Reactions ◽  
Cyclopropane Derivatives

The three-component reactions of bulky diarylbutenylphosphanes with dimethyl acetylenedicarboxylate and the strong boron Lewis acid B(C6F5)3 give the ylide-substituted cyclopropane derivatives.

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