Highly Efficient Brønsted Acidic Ionic Liquid Promoted Direct Diazenylation of Pyrazolones with Aryltriazenes under Mild Conditions
Sign Up to like & getrecommendations! Published in 2017 at "Asian Journal of Organic Chemistry"
DOI: 10.1002/ajoc.201600475
Abstract: We report the first Bronsted acidic ionic liquid (IL) promoted reaction of 5-pyrazolones with aryltriazenes to prepare arylazopyrazolones. The reaction was carried out with the aryltriazenes as diazotizing agents, water as the solvent, and the… read more here.
Keywords: ionic liquid; mild conditions; pyrazolones aryltriazenes; liquid ... See more keywords
Free N‐heterocyclic carbenes from Brønsted acidic ionic liquids: Direct detection by electrospray ionization mass spectrometry
Sign Up to like & getrecommendations! Published in 2022 at "Rapid Communications in Mass Spectrometry"
DOI: 10.1002/rcm.9338
Abstract: Rationale The occurrence of N‐heterocyclic carbenes in imidazolium‐based ionic liquids has long been discussed, but no spectroscopic evidence has been reported yet due to their transient nature. The insertion of an ionizable acid group into… read more here.
Keywords: mass spectrometry; nsted acidic; acidic ionic; ionic liquids ... See more keywords
Design and Exploration of –SO3H Group Functionalized Brønsted Acidic Ionic Liquids (BAILs) as Task-Specific Catalytic Systems for Organic Reactions: A Review of Literature
Sign Up to like & getrecommendations! Published in 2017 at "Catalysis Surveys from Asia"
DOI: 10.1007/s10563-017-9227-0
Abstract: For several decades various chemical industries are involved in environment pollution by using hazardous chemicals or excessive use of solvents or catalysts to get maximum amount of desired product. In this case acidic ionic liquids… read more here.
Keywords: task specific; design exploration; organic reactions; acidic ionic ... See more keywords
A novel hydrogen-bonded silica-supported acidic ionic liquid: An efficient, recyclable and selective heterogeneous catalyst for the synthesis of diesters
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Chemical Sciences"
DOI: 10.1007/s12039-018-1454-z
Abstract: In this study, two novel acidic ionic liquids, including a hydroxyl functionalized diacidic ionic liquid [HFDAIL] and a sulfonated diacidic ionic liquid [SFDAIL], were prepared and immobilized on the surface of silica nanoparticles (SNPs) via… read more here.
Keywords: sfdail; ionic liquid; liquid; silica ... See more keywords
Facile Preparation of β-Cyclodextrin-Fe3O4 Magnetic-Brønsted Acidic Ionic Liquid for Biodiesel Production
Sign Up to like & getrecommendations! Published in 2018 at "Waste and Biomass Valorization"
DOI: 10.1007/s12649-018-0506-4
Abstract: Brønsted acidic ionic liquid supported on magnetic Fe3O4 [β-CD-6-Im-(CH2)3-HSO3][HSO4]-Fe3O4 was synthesized successfully, the catalyst was characterized via TGA, FT-IR, XRD, SEM, BET and acidity determination, and used to catalyze the high-acidic untreated Jatropha carcass L.… read more here.
Keywords: acidic ionic; ionic liquid; biodiesel production; nsted acidic ... See more keywords
Efficient and reusable zeolite-immobilized acidic ionic liquids for the synthesis of polyoxymethylene dimethyl ethers
Sign Up to like & getrecommendations! Published in 2018 at "Molecular Catalysis"
DOI: 10.1016/j.mcat.2018.06.012
Abstract: Abstract A series of molecular sieve-immobilized Bronsted acidic ionic liquids (BAILs@MS) was prepared, characterized and utilized as efficient catalysts for the synthesis of polyoxymethylene dimethyl ethers (PODE n or DMM n ) from methylal (DMM… read more here.
Keywords: polyoxymethylene dimethyl; synthesis polyoxymethylene; ionic liquids; dimethyl ethers ... See more keywords
Synthesis, thermophysical properties, Hammett acidity and COSMO-RS study of camphorsulfonate-based Brönsted acidic ionic liquids
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2018.09.024
Abstract: Abstract In this work the synthesis of five new Bronsted acidic ionic liquids (BAILs) bearing same anion (camphorsulfonate) but different cations; 3-(3-sulfopropyl)-imidazolium, 1-methyl-3-(3-sulfopropyl)-imidazolium, 1-methyl-3-(4-sulfobutyl)-imidazolium, 1-ethyl-3-(3-sulfopropyl)-imidazolium, 1-butyl-3-(3-sulfopropyl)-imidazolium) were synthesized and characterized. The characterization of BAILs was… read more here.
Keywords: thermophysical properties; sulfopropyl imidazolium; cosmo study; ionic liquids ... See more keywords
Synthesis of conductive poly (3-aminobenzoic acid) nanostructures with different shapes in acidic ionic liquids medium
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2018.09.028
Abstract: Abstract A series of acidic ionic liquid (ILs) based on imidazole and pyridine were synthesized and fully characterized by using FTIR, 1H and 13C NMR techniques. The acidic ILs applied as solvent and dopant for… read more here.
Keywords: bare p3aba; aminobenzoic acid; acidic ils; p3abas acidic ... See more keywords
Acidic ionic liquids: Promising and cost-effective solvents for processing of lignocellulosic biomass
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2019.110943
Abstract: Abstract The efficacy of ionic liquids in pretreatment and production of renewable or platform chemicals from lignocellulosic biomass have been substantiated by many research studies. The search for more efficient, low cost and less toxic… read more here.
Keywords: liquids promising; lignocellulosic biomass; ionic liquids; acidic ionic ... See more keywords
Introduction of piperazine-1,4-diium dihydrogen phosphate as a new and highly efficient dicationic brönsted acidic ionic salt for the synthesis of (thio)barbituric acid derivatives in water
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Molecular Structure"
DOI: 10.1016/j.molstruc.2018.10.053
Abstract: Abstract A new piperazine-based dicationic Bronsted acidic ionic salt named as piperazine-1,4-diium dihydrogen phosphate was prepared. After characterization by FT-IR, Mass and NMR spectroscopy, it was used as an efficient and reusable catalyst for the… read more here.
Keywords: ionic salt; diium dihydrogen; acidic ionic; piperazine diium ... See more keywords
Olefin oligomerization via new and efficient Brönsted acidic ionic liquid catalyst systems
Sign Up to like & getrecommendations! Published in 2018 at "Chinese Journal of Catalysis"
DOI: 10.1016/s1872-2067(18)63071-2
Abstract: Abstract Olefin oligomerization reaction catalyzed by new catalyst systems (a Bronsted-acidic ionic liquid as the main catalyst and tricaprylylmethylammonium chloride as the co-catalyst) has been investigated. The synthesized Bronsted acidic ionic liquids were characterized by… read more here.
Keywords: catalyst systems; ionic liquid; reaction; catalyst ... See more keywords