Abnormal Solvent Effects on Hydrogen Atom Abstraction. 2. Resolution of the Curcumin Antioxidant Controversy. The Role of Sequential Proton Loss Electron Transfer

2004 ◽  
Vol 69 (18) ◽  
pp. 5888-5896 ◽  
Author(s):  
Grzegorz Litwinienko ◽  
K. U. Ingold
Keyword(s):  
Electron Transfer ◽  
Hydrogen Atom ◽  
Solvent Effects ◽  
Hydrogen Atom Abstraction ◽  
Proton Loss

Properties and reactivities of nonheme iron(iv)–oxo versus iron(v)–oxo: long-range electron transfer versus hydrogen atom abstraction

2014 ◽  
Vol 16 (41) ◽  
pp. 22611-22622 ◽  
Author(s):  
Baharan Karamzadeh ◽  
Devendra Singh ◽  
Wonwoo Nam ◽  
Devesh Kumar ◽  
Sam P. de Visser
Keyword(s):  
Electron Transfer ◽  
Hydrogen Atom ◽  
Long Range ◽  
Cation Radical ◽  
Nonheme Iron ◽  
Hydrogen Atom Abstraction ◽  
Computational Studies ◽  
Radical Species ◽  
Oxo Ligand

Computational studies show that the perceived nonheme iron(v)–oxo is actually an iron(iv)–oxo ligand cation radical species.

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