Lewis acid mediated nucleophilic substitution reactions of 2-alkoxy-3,4-dihydro-2H-1-benzopyrans: regiochemistry and utility in the synthesis of 3,4-dihydro-2H-1-benzopyran-2-carboxylic acids

1989 ◽  
Vol 54 (14) ◽  
pp. 3282-3292 ◽  
Author(s):  
Noal Cohen ◽  
Beatrice Schaer ◽  
Gabriel Saucy ◽  
Rene Borer ◽  
Louis Todaro ◽  
...  
Keyword(s):  
Nucleophilic Substitution ◽  
Carboxylic Acids ◽  
Lewis Acid ◽  
Substitution Reactions ◽  
Nucleophilic Substitution Reactions

Acyclic stereoselection. 52. On the mechanism of Lewis acid mediated nucleophilic substitution reactions of acetals

1990 ◽  
Vol 55 (25) ◽  
pp. 6107-6115 ◽  
Author(s):  
Ichiro Mori ◽  
Kazuaki Ishihara ◽  
Lee A. Flippin ◽  
Kyoko Nozaki ◽  
Hisashi Yamamoto ◽  
...  
Keyword(s):  
Nucleophilic Substitution ◽  
Lewis Acid ◽  
Substitution Reactions ◽  
Nucleophilic Substitution Reactions

The unexpected reactivity of 9-iodo-nido-carborane: from nucleophilic substitution reactions to the synthesis of tricobalt tris(dicarbollide) Na[4,4′,4′′-(MeOCH2CH2O)3-3,3′,3′′-Co3(μ3-O)(μ3-S)(1,2-C2B9H10)3]

2021 ◽  
Vol 50 (7) ◽  
pp. 2671-2688
Author(s):  
Marina Yu. Stogniy ◽  
Sergey A. Anufriev ◽  
Akim V. Shmal'ko ◽  
Sergey M. Antropov ◽  
Aleksei A. Anisimov ◽  
...  
Keyword(s):  
Nucleophilic Substitution ◽  
Substitution Reactions ◽  
Nucleophilic Substitution Reactions

An unusual reactivity of 9-iodo-nido-carborane [9-I-7,8-C2B9H11]− towards nucleophiles under strong basic conditions was revealed.

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