ChemInform Abstract: A Mild Procedure for the Preparation of o-Nitrophenols by Nitro Urea or Ammonium Nitrate in the Presence of Silica Sulfuric Acid (SiO2-OSO3H).

ChemInform ◽  
2011 ◽  
Vol 42 (35) ◽  
pp. no-no
Author(s):  
Arash Ghorbani-Choghamarani ◽  
Mohsen Nikoorazm ◽  
Hamid Guodarziafshar ◽  
Zahra Naserifar ◽  
Parisa Zamani
Keyword(s):  
Sulfuric Acid ◽  
Ammonium Nitrate ◽  
Silica Sulfuric Acid

A Mild Procedure for the Preparation of o-Nitrophenols by Nitro Urea or Ammonium Nitrate in the Presence of Silica Sulfuric Acid (SiO2-OSO3H)

2011 ◽  
Vol 29 (4) ◽  
pp. 731-734 ◽  
Author(s):  
Arash Ghorbani-Choghamarani ◽  
Mohsen Nikoorazm ◽  
Hamid Goudarziafshar ◽  
Zahra Naserifar ◽  
Parisa Zamani
Keyword(s):  
Sulfuric Acid ◽  
Ammonium Nitrate ◽  
Silica Sulfuric Acid

Chemoselective Oxidation of Sulfides with Ammonium Nitrate and Silica Sulfuric Acid Catalyzed by KBr

2009 ◽  
Vol 30 (4) ◽  
pp. 273-275 ◽  
Author(s):  
Arash GHORBANI-CHOGHAMARANI ◽  
Mohammad Ali ZOLFIGOL ◽  
Toktam RASTEGAR
Keyword(s):  
Sulfuric Acid ◽  
Ammonium Nitrate ◽  
Silica Sulfuric Acid ◽  
Oxidation Of Sulfides ◽  
Acid Catalyzed

ChemInform Abstract: Silica Sulfuric Acid Mediated Acylation of Amines with 1,3-Diketones via C-C Bond Cleavage under Solvent-Free Conditions.

ChemInform ◽  
2016 ◽  
Vol 47 (8) ◽  
pp. no-no
Author(s):  
Ruiqiang Guo ◽  
Chuanlei Zhu ◽  
Zhe Sheng ◽  
Yanzhe Li ◽  
Wei Yin ◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Bond Cleavage ◽  
Solvent Free ◽  
Silica Sulfuric Acid ◽  
Solvent Free Conditions

An efficient and chemoselective Cbz-protection of amines using silica–sulfuric acid at room temperature

2007 ◽  
Vol 48 (46) ◽  
pp. 8170-8173 ◽  
Author(s):  
Manoj B. Gawande ◽  
Vivek Polshettiwar ◽  
Rajender S. Varma ◽  
Radha V. Jayaram
Keyword(s):  
Sulfuric Acid ◽  
Room Temperature ◽  
Silica Sulfuric Acid

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

The conditions of cationic exchange with the use of recycling polystyrene derivative, the product of sulfonation by silica sulfuric acid

2012 ◽  
Vol 128 (5) ◽  
pp. 2611-2617 ◽  
Author(s):  
Wiesław W. Sułkowski ◽  
Krzysztof Nowak ◽  
Anna Sułkowska ◽  
Barbara Mikuła ◽  
Piotr Wierzba
Keyword(s):  
Sulfuric Acid ◽  
Silica Sulfuric Acid ◽  
Cationic Exchange
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