Polyvinylpolypyrrolidone-supported hydrogen peroxide (PVP-H2O2), silica sulfuric acid and catalytic amounts of ammonium bromide as green, mild and metal-free oxidizing media for the efficient oxidation of alcohols and sulfides

2011 ◽  
Vol 8 (4) ◽  
pp. 1082-1090 ◽  
Author(s):  
A. Ghorbani-Choghamarani ◽  
G. Azadi
Keyword(s):  
Hydrogen Peroxide ◽  
Sulfuric Acid ◽  
Ammonium Bromide ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Oxidation Of Alcohols

ChemInform Abstract: Green and Metal-Free Catalytic Oxidation of Urazoles into Triazolinediones by Guanidinium Nitrate and Catalytic Amounts of Silica Sulfuric Acid.

ChemInform ◽  
2010 ◽  
Vol 42 (1) ◽  
pp. no-no
Author(s):  
Mohsen Nikoorazm ◽  
Arash Ghorbani-Choghamarani ◽  
Hamid Goudarziafshar ◽  
Shadpour Mallakpour
Keyword(s):  
Sulfuric Acid ◽  
Catalytic Oxidation ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Guanidinium Nitrate

ChemInform Abstract: Metal-Free Oxidation of Urazole and 1,4-Dihydropyridine Derivatives under Mild and Heterogeneous Conditions by Nitro Urea, Derived from Urea Nitrate, and Silica Sulfuric Acid.

ChemInform ◽  
2010 ◽  
Vol 41 (40) ◽  
pp. no-no
Author(s):  
Arash Ghorbani-Choghamarani ◽  
Mohammad A. Zolfigol ◽  
Maryam Hajjami ◽  
Shahrbanoo Rastgoo ◽  
Shadpour Mallakpour
Keyword(s):  
Sulfuric Acid ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Urea Nitrate ◽  
Free Oxidation ◽  
Dihydropyridine Derivatives

Metal-Free Oxidation of Urazole and 1,4-Dihydropyridine Derivatives Under Mild and Heterogeneous Conditions by Nitro Urea, Derived from Urea Nitrate, and Silica Sulfuric Acid

2010 ◽  
Vol 7 (3) ◽  
pp. 249-254 ◽  
Author(s):  
Arash Ghorbani-Choghamarani ◽  
Mohammad A. Zolfigol ◽  
Maryam Hajjami ◽  
Shahrbanoo Rastgoo ◽  
Shadpour Mallakpour
Keyword(s):  
Sulfuric Acid ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Urea Nitrate ◽  
Free Oxidation ◽  
Dihydropyridine Derivatives
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