scholarly journals A new method for the oxidation of 1, 4-dihydropyridine derivatives by guanidinium nitrate in the presence of silica sulfuric acid under mild, heterogeneous and metal-free conditions

2012 ◽  
Author(s):  
M. Nikoorazm
Keyword(s):  
Sulfuric Acid ◽  
New Method ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Guanidinium Nitrate ◽  
Dihydropyridine Derivatives

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

scholarly journals Metal-free oxidative coupling of thiols to disulfides using guanidinium nitrate or nitro urea in the presence of silica sulfuric acid

2011 ◽  
Vol 123 (4) ◽  
pp. 453-457 ◽  
Author(s):  
ARASH GHORBANI-CHOGHAMARANI ◽  
MOHSEN NIKOORAZM ◽  
HAMID GOUDARZIAFSHAR ◽  
ALIREZA SHOKR ◽  
HOSEIN ALMASI
Keyword(s):  
Sulfuric Acid ◽  
Oxidative Coupling ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Guanidinium Nitrate

ChemInform Abstract: Metal-Free Oxidative Coupling of Thiols to Disulfides Using Guanidinium Nitrate or Nitro Urea in the Presence of Silica Sulfuric Acid.

ChemInform ◽  
2011 ◽  
Vol 42 (45) ◽  
pp. no-no
Author(s):  
Arash Ghorbani-Choghamarani ◽  
Mohsen Nikoorazm ◽  
Hamid Goudarziafshar ◽  
Alireza Shokr ◽  
Hosein Almasi
Keyword(s):  
Sulfuric Acid ◽  
Oxidative Coupling ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Guanidinium Nitrate

scholarly journals Green and Metal-free Catalytic Oxidation of Urazoles into Triazolinediones by Guanidinium Nitrate and Catalytic Amounts of Silica Sulfuric Acid

2010 ◽  
Vol 31 (8) ◽  
pp. 2389-2391 ◽  
Author(s):  
Mohsen Nikoorazm ◽  
Arash Ghorbani-Choghamarani ◽  
Hamid Goudarziafshar ◽  
Shadpour Mallakpour
Keyword(s):  
Sulfuric Acid ◽  
Catalytic Oxidation ◽  
Silica Sulfuric Acid ◽  
Metal Free ◽  
Guanidinium Nitrate
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