Bent bonds, the antiperiplanar hypothesis and the theory of resonance. A simple model to understand reactivity in organic chemistry

2011 ◽  
Vol 9 (15) ◽  
pp. 5321 ◽  
Author(s):  
Ghislain Deslongchamps ◽  
Pierre Deslongchamps
Keyword(s):  
Organic Chemistry ◽  
Simple Model ◽  
Bent Bonds

Bent bonds and the antiperiplanar hypothesis – a simple model to rationalize [1,3]-sigmatropic alkyl shifts

2016 ◽  
Vol 14 (32) ◽  
pp. 7754-7767 ◽  
Author(s):  
Ghislain Deslongchamps ◽  
Pierre Deslongchamps
Keyword(s):  
Simple Model ◽  
Sigmatropic Rearrangements ◽  
Bent Bonds

The stereochemical outcome of [1,3]-sigmatropic rearrangements can be rationalized by the use of olefinic tau (τ) bonds, and by considering that diradical intermediates have pyramidal character.

Chaos and secular cycles in a structurally simple model society

2012 ◽  
Author(s):  
Alexander Medvinsky ◽  
Alexey Rusakov
Keyword(s):  
Simple Model
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