Ionic liquid catalysed aerobic oxidative amidation and thioamidation of benzylic amines under neat conditions

2019 ◽  
Vol 21 (5) ◽  
pp. 962-967 ◽  
Author(s):  
Abhisek Joshi ◽  
Rahul Kumar ◽  
Rashmi Semwal ◽  
Deepa Rawat ◽  
Subbarayappa Adimurthy
Keyword(s):  
Ionic Liquid ◽  
Elemental Sulfur ◽  
Tetrabutylammonium Hydroxide ◽  
Metal Base ◽  
Benzylic Amines ◽  
Oxidative Amidation ◽  
Solvent Metal

Tetrabutylammonium hydroxide catalysed oxidative amidation and thioamidation of benzylamines with oxygen and elemental sulfur under solvent/metal/base-free conditions have been developed.

Sulphonic acid functionalized porphyrin anchored with a meso-substituted triazolium ionic liquid moiety: a heterogeneous photo-catalyst for metal/base free C–C cross-coupling and C–N/C–H activation using aryl chloride under visible light irradiation

2020 ◽  
Vol 44 (45) ◽  
pp. 19690-19712
Author(s):  
Karan Bhansali ◽  
Subodh Raut ◽  
Shital Barange ◽  
Pundlik Bhagat
Keyword(s):  
Ionic Liquid ◽  
Visible Light ◽  
Visible Light Irradiation ◽  
Cross Coupling ◽  
Sulphonic Acid ◽  
Light Irradiation ◽  
Aryl Chloride ◽  
Metal Base ◽  
Photo Catalyst

We report an easy process to synthesize sulphonic acid functionalized porphyrin with meso-substituted triazolium ionic liquid moiety for metal/base free C–C cross-coupling and C–N/C–H activation using aryl chloride under visible light irradiation.

Chemoselective hydration of nitriles to amides using hydrated ionic liquid (IL) tetrabutylammonium hydroxide (TBAH) as a green catalyst

RSC Advances ◽  
2015 ◽  
Vol 5 (9) ◽  
pp. 6365-6371 ◽  
Author(s):  
Hojat Veisi ◽  
Behrooz Maleki ◽  
Mona Hamelian ◽  
Samaneh Sedigh Ashrafi
Keyword(s):  
Ionic Liquid ◽  
Base Metal ◽  
Lewis Acid ◽  
Acid Catalyst ◽  
Tetrabutylammonium Hydroxide ◽  
Green Catalyst ◽  
Chemoselective Synthesis ◽  
Lewis Acid Catalyst

A green, chemoselective synthesis of amides, avoiding the use of any base, metal, or Lewis acid catalyst.

Microwave-assisted heteropolyanion-based ionic liquid promoted sustainable protocol to N-heteroaryl amides via N-directing dual catalyzed oxidative amidation of aldehydes

RSC Advances ◽  
2016 ◽  
Vol 6 (109) ◽  
pp. 107699-107707 ◽  
Author(s):  
Renzhong Fu ◽  
Yang Yang ◽  
Weihua Jin ◽  
Hui Gu ◽  
Xiaojun Zeng ◽  
...  
Keyword(s):  
Ionic Liquid ◽  
Ionic Liquids ◽  
Microwave Assisted ◽  
Catalysis Mechanism ◽  
Dual Catalysis ◽  
Oxidative Amidation

A procedure for the synthesis of N-heteroaryl amides directly from oxidative amidation of aldehydes catalyzed by heteropolyanion-based ionic liquids has been reported. The proposed N-directing dual-catalysis mechanism was briefly investigated.

CuO Nanoparticles from the Strongly Hydrated Ionic Liquid Precursor (ILP) Tetrabutylammonium Hydroxide: Evaluation of the Ethanol Sensing Activity

2012 ◽  
Vol 4 (2) ◽  
pp. 791-795 ◽  
Author(s):  
Andreas Taubert ◽  
Franziska Stange ◽  
Zhonghao Li ◽  
Mathias Junginger ◽  
Christina Günter ◽  
...  
Keyword(s):  
Ionic Liquid ◽  
Cuo Nanoparticles ◽  
Tetrabutylammonium Hydroxide ◽  
Liquid Precursor ◽  
Ethanol Sensing

Direct oxidative amidation of aldehydes with amines catalyzed by heteropolyanion-based ionic liquids under solvent-free conditions via a dual-catalysis process

2016 ◽  
Vol 14 (5) ◽  
pp. 1784-1793 ◽  
Author(s):  
Renzhong Fu ◽  
Yang Yang ◽  
Jin Zhang ◽  
Jintao Shao ◽  
Xuming Xia ◽  
...  
Keyword(s):  
Ionic Liquid ◽  
Ionic Liquids ◽  
Solvent Free ◽  
Solvent Free Conditions ◽  
Dual Catalysis ◽  
Oxidative Amidation ◽  
Catalysis Process

A heteropolyanion-based ionic liquid catalyzed oxidative amidation of aldehydes with amines via a dual-catalysis pathway has been reported.

Solubility of elemental sulfur in pure organic solvents and organic solvent–ionic liquid mixtures from 293.15 to 353.15K

2011 ◽  
Vol 312 ◽  
pp. 31-36 ◽  
Author(s):  
Yingqian Ren ◽  
Haizhou Shui ◽  
Changjun Peng ◽  
Honglai Liu ◽  
Ying Hu
Keyword(s):  
Ionic Liquid ◽  
Organic Solvent ◽  
Organic Solvents ◽  
Elemental Sulfur ◽  
Liquid Mixtures
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