Facile One-Step Conversion of Ketones into α-Azidoketones Using [Hydroxy(tosyloxy)iodo]benzene and Sodium Azide in the Presence of a Phase-Transfer Catalyst under Solvent-Free Conditions.

ChemInform ◽  
2006 ◽  
Vol 37 (45) ◽  
Author(s):  
Dalip Kumar ◽  
Swapna Sundaree ◽  
V. S. Rao
Keyword(s):  
Sodium Azide ◽  
Phase Transfer ◽  
Solvent Free ◽  
Phase Transfer Catalyst ◽  
Solvent Free Conditions ◽  
One Step

Calcium mediated efficient synthesis of N-arylamidines from organic nitriles and amines

2020 ◽  
Vol 18 (22) ◽  
pp. 4231-4237
Author(s):  
Indrani Banerjee ◽  
Shweta Sagar ◽  
Tarun K. Panda
Keyword(s):  
Solvent Free ◽  
Efficient Synthesis ◽  
Facile Synthesis ◽  
Solvent Free Conditions ◽  
One Step

An efficient one-step methodology for the facile synthesis of N-arylamidines from organic nitriles and amines by using calcium bis(hexamethyldisilazide) as a competent catalyst under solvent-free conditions is reported.

ChemInform Abstract: A Regiospecific Three-Component One-Step Cyclocondensation to 6-Cyano-5,8-dihydropyrido[2,3-d]pyrimidin-4(3H)-ones Using Microwaves under Solvent-Free Conditions.

ChemInform ◽  
2010 ◽  
Vol 33 (5) ◽  
pp. no-no
Author(s):  
Jairo Quiroga ◽  
Carlos Cisneros ◽  
Braulio Insuasty ◽  
Rodrigo Abonia ◽  
Manuel Nogueras ◽  
...  
Keyword(s):  
Solvent Free ◽  
Solvent Free Conditions ◽  
One Step

Solvent-Free Synthesis of N-Arylfulleropyrrolidine Derivatives Without Using Phase-Transfer Catalyst Under Microwave Irradiation

2010 ◽  
Vol 40 (4) ◽  
pp. 580-586 ◽  
Author(s):  
Bo Jin ◽  
Ru-Fang Peng ◽  
Wen-Ning Yang ◽  
Kai Wang ◽  
Bang-Qun Yuan ◽  
...  
Keyword(s):  
Microwave Irradiation ◽  
Phase Transfer ◽  
Solvent Free ◽  
Phase Transfer Catalyst ◽  
Solvent Free Synthesis

An Efficient One-Step Hantzsch Multicomponent Synthesis of 1,4- Dihydropyridines Via a Wells-Dawson Heteropolyacid Catalyst Under Solvent-Free Conditions

2010 ◽  
Vol 7 (7) ◽  
pp. 511-518 ◽  
Author(s):  
Angel G. Sathicq ◽  
Gustavo P. Romanelli ◽  
Agustin Ponzinibbio ◽  
Graciela T. Baronetti ◽  
Horacio J. Thomas
Keyword(s):  
Solvent Free ◽  
Multicomponent Synthesis ◽  
Heteropolyacid Catalyst ◽  
Solvent Free Conditions ◽  
One Step

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.

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