Iron and Ruthenium Lewis Acid Catalyzed Asymmetric 1,3-Dipolar Cycloaddition Reactions between Nitrones and Enals

2002 ◽  
Vol 124 (18) ◽  
pp. 4968-4969 ◽  
Author(s):  
Florian Viton ◽  
Gérald Bernardinelli ◽  
E. Peter Kündig
ChemInform ◽  
2009 ◽  
Vol 40 (1) ◽  
Author(s):  
Andrei Badoiu ◽  
Gerald Bernardinelli ◽  
Jiri Mareda ◽  
E. Peter Kuendig ◽  
Florian Viton

2008 ◽  
Vol 3 (8-9) ◽  
pp. 1298-1311 ◽  
Author(s):  
Andrei Bădoiu ◽  
Gerald Bernardinelli ◽  
Jiri Mareda ◽  
E. Peter Kündig ◽  
Florian Viton

2009 ◽  
Vol 4 (7) ◽  
pp. 1021-1022 ◽  
Author(s):  
Andrei Bădoiu ◽  
Gerald Bernardinelli ◽  
Jiri Mareda ◽  
E. Peter Kündig ◽  
Florian Viton

Author(s):  
Carl Thomas Bormann ◽  
Farzaneh Fadaei-Tirani ◽  
Rosario Scopelliti ◽  
Kay Severin

Cyclobutenyl triazenes are obtained by Lewis acid-catalyzed [2 + 2] cycloaddition reactions of 1-alkynyl triazenes and enones. The triazene group in the product enables rearrangements and functionalizations.


2007 ◽  
Vol 2007 (17) ◽  
pp. 2859-2864 ◽  
Author(s):  
Hidetoshi Yamamoto ◽  
Saori Hayashi ◽  
Masashi Kubo ◽  
Mayu Harada ◽  
Masayuki Hasegawa ◽  
...  

2003 ◽  
Vol 2003 (5) ◽  
pp. 284-286 ◽  
Author(s):  
Hidetoshi Yamamoto ◽  
Sadaka Watanabe ◽  
Masayuki Hasegawa ◽  
Michihiko Noguchi ◽  
Shuji Kanemasa

In the presence of an equimolar amount of Lewis acid such as magnesium bromide and ytterbium trifluoromethanesulfonate, 1,3-dipolar cycloaddition reactions of aromatic nitrile oxides to a chiral 3-acryloyl-2-oxazolidinone gave the corresponding chiral 2-isoxazolines in a diastereoselective manner.


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