scholarly journals Boron sulfuric acid as an efficient heterogeneous catalyst for the synthesis of 1-substituted 1H-1,2,3,4-tetrazoles in polyethylene glycol

2020 ◽  
Vol 2 (7) ◽  
pp. 812-818 ◽  
Author(s):  
Sami Sajjadifar ◽  
◽  
Mohammad Ali Zolfigol ◽  
Gholamabbas Chehardoli ◽  
◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Polyethylene Glycol ◽  
Heterogeneous Catalyst ◽  
Efficient Heterogeneous Catalyst

Alumina Sulfuric Acid: An Efficient Heterogeneous Catalyst for the Synthesis of Amidoalkyl Naphthols

2008 ◽  
Vol 5 (4) ◽  
pp. 290-295 ◽  
Author(s):  
Hamid Shaterian ◽  
Asghar Hosseinian ◽  
Hossein Yarahmadi ◽  
Majid Ghashang
Keyword(s):  
Sulfuric Acid ◽  
Heterogeneous Catalyst ◽  
Amidoalkyl Naphthols ◽  
Efficient Heterogeneous Catalyst

Silica Sulfuric Acid as an Efficient Heterogeneous Catalyst for the Synthesis of 1,1-Diacetates under Solvent-Free Conditions.

ChemInform ◽  
2006 ◽  
Vol 37 (20) ◽  
Author(s):  
Abdol R. Hajipour ◽  
Amin Zarei ◽  
Leila Khazdooz ◽  
Bi Bi F. Mirjalili ◽  
Nafise Sheikhan ◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Heterogeneous Catalyst ◽  
Solvent Free ◽  
Silica Sulfuric Acid ◽  
Solvent Free Conditions ◽  
Efficient Heterogeneous Catalyst

scholarly journals Silica Sulfuric Acid as an Efficient Heterogeneous Catalyst for the Solvent-Free Synthesis of 1-Substituted 1H-1,2,3,4-Tetrazoles

2013 ◽  
Vol 2013 ◽  
pp. 1-4 ◽  
Author(s):  
Davood Habibi ◽  
Hiva Nabavi ◽  
Mahmoud Nasrollahzadeh
Keyword(s):  
Sulfuric Acid ◽  
Heterogeneous Catalyst ◽  
Sodium Azide ◽  
Solvent Free ◽  
Triethyl Orthoformate ◽  
Primary Amines ◽  
Silica Sulfuric Acid ◽  
Solvent Free Conditions ◽  
Solvent Free Synthesis ◽  
Efficient Heterogeneous Catalyst

Silica sulfuric acid (SSA) was found to be an efficient heterogeneous catalyst for the synthesis of 1-substituted 1H-1,2,3,4-tetrazoles from the reaction of primary amines with triethyl orthoformate and sodium azide under thermal and solvent-free conditions.

Silica Sulfuric Acid as an Efficient Heterogeneous Catalyst for the Synthesis of 1,1-Diacetates under Solvent-Free Conditions

Synthesis ◽  
2005 ◽  
Vol 2005 (20) ◽  
pp. 3644-3648 ◽  
Author(s):  
Abdol R. Hajipour ◽  
Amin Zarei ◽  
Leila Khazdooz ◽  
Bi Bi Mirjalili ◽  
Nafise Sheikhan ◽  
...  
Keyword(s):  
Sulfuric Acid ◽  
Heterogeneous Catalyst ◽  
Solvent Free ◽  
Silica Sulfuric Acid ◽  
Solvent Free Conditions ◽  
Efficient Heterogeneous Catalyst

Zirconia Sulfuric Acid: An Efficient Heterogeneous Catalyst for the One-Pot Synthesis of 3,4-Dihydropyrimidinones Under Solvent-Free Conditions

2016 ◽  
Vol 146 (6) ◽  
pp. 1040-1049 ◽  
Author(s):  
Maliheh M. Hosseini ◽  
Eskandar Kolvari ◽  
Nadiya Koukabi ◽  
Maryam Ziyaei ◽  
Mohammad Ali Zolfigol
Keyword(s):  
Sulfuric Acid ◽  
Heterogeneous Catalyst ◽  
Solvent Free ◽  
One Pot ◽  
One Pot Synthesis ◽  
Solvent Free Conditions ◽  
The One ◽  
Efficient Heterogeneous Catalyst
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