[PDF] Top 20 Synthesis of Tertiary Alcohols via an Ionic Liquid Catalyst
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Synthesis of Tertiary Alcohols via an Ionic Liquid Catalyst
... pursued. Ionic liquids are a class of highly polar solvents composed of ions that are liquids at low temperature and their lack of volatility and nonflammability makes them an attractive alternative for the ... See full document
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A new approach for the synthesis of 3,4-dihydropyrano[c]chromenes and biscoumarins using {[2,2’-BPyH][C(CN)3]2} as a bifunctional nanostructured ionic liquid catalyst
... the ionic liquid catalyst and multi component reactions [16-21], we report here a solvent-free synthesis of 3,4-dihydropyrano[c]chromenes and biscoumarins in high isolated yield using ... See full document
8
Effect of different reaction parameters on the synthesis of biodiesel from soybean oil using acid ionic liquid as catalyst
... the ionic liquid catalyst in reaction ...the catalyst and triglyceride, which may increase the amount of recycling methanol and reduce the reaction ...of ionic liquids increased, the ... See full document
8
Magnetic Ionic Liquid [bmim][FeCl4] as an Efficient Catalyst for the Synthesis of 2-Aryl Benzimidazoles and 2-Aryl Benzothiazoles Derivatives
... Ionic liquids (ILs) have been applied in green catalytic technologies and have been studied widely in reactions early after their discovery because of their individual unique properties such as low vapor pressure, ... See full document
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A Mild and Green Route for Regio-selective Amination of Oxiranes Using Nanomagnetic Supported Ferrous Ion as a Solid Lewis Acid Catalyst in Water
... organic synthesis in general and particularly in asymmetric synthesis as chiral ligands and auxiliaries ...fluorinated alcohols [20] and ionic liquids [21] have been used for the amination of ... See full document
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Application of Magnetic Dicationic Ionic Liquid Phase Transfer Catalyst in Nuclophilic Substitution Reactions of Benzyl Halids in Water
... clearly showed the formation of benzyl azide and no evidence for the hydrolysis of benzyl halides to the alcohols was observed, which proved that the reactions proceeded cleanly. On the other hand, in the absence ... See full document
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Ionic Liquid Based Vilsmeier Reagent as an Efficient Reagent for Esterification of Alcohols and Carboxylic Acids
... DOI: 10.4236/ijoc.2018.81008 132 International Journal of Organic Chemistry isoamyl alcohol proved the power of current methodology by providing 100% yield (Table 1, entry 1, 2). In case of equimolar ratio of reagent and ... See full document
10
Liquid phase pyrolysis of hydrogen phthalate esters of some tertiary alcohols.
... of tertiary hydrogen phthalate esters and corre sponding ...an ionic type breakdown and thus decompose at much lower ...of tertiary alcohols^which contain one or two phenyl groups on the ... See full document
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Ionic liquid is an efficient catalyst for Knoevenagel condensation under grinding method
... Knoevenagel condensations are one of the most useful and widely employed reactions for carbon-carbon bond formation in organic synthesis [1]. It is widely used in the synthesis of important intermediates or ... See full document
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Synthesis of 1,5-Functionalized 1,2,3-Triazoles Using Ionic Liquid/Iron(III) Chloride as Efficient and Reusable Homogeneous Catalyst
... used ionic liquid ([mpy]OTf) was a type of excellent reaction medium, we suppose that the IL may stabilize the coordinated intermediates by general electrostatic interactions[41-44], favoring both the ... See full document
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Synthesis of 1,3 disubstituted pyrazoles using ionic liquid
... as catalyst. It was found that the ionic liquid worked well and the conversion found to take place rapidly giving excellent ...yield. Synthesis of 1,3-disubstituted pyrazoles by using ... See full document
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Brønsted Acidic Ionic Liquid: An Efficient and Reusable Catalyst for the Multi-Component Synthesis of Dihydropyrimidinones under Solvent-Free Conditions
... The Biginelli reaction is a well-known, simple and straightforward procedure for synthesis of 3,4-dihydropyrimidinones (3,4-DHPMs). 3,4-DHPMs are the most important class of multi- component reactions. These ... See full document
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Ionic Liquid an Efficient Solvent and Catalyst for Synthesis of 1-aminoalkyl-2-naphthol and Naphthoxazine Derivatives
... organic synthesis as they can produce target products in a single operation without isolating the intermediates and thus reducing the energy and time of the reactions ... See full document
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Fe- Containing Ionic Liquid Supported on Nanosized MCM-41: An Efficient and Reusable Catalyst in the Synthesis of 2-Aryl Benzimidazole Derivatives
... We have developed a facile and environmentally friendly protocol for the syntheses of 2-Aryl Benzimidazoles derivatives in the presence of [bmim][FeCl 4 ]/ MCM-41 as a novel environmentally safe heterogeneous ... See full document
6
Meso-subtituted anionic metalloporphyrin catalysts immobilized on ionic liquid-functionalized mesoporous silica in oxidation of trimethylphenol
... as catalyst in different chemical processes, including alkene epoxidation, n-dealkylation of secondary and tertiary amines, o-dealkylation, and hydroxylation of aromatic compounds and oxidations of amines, ... See full document
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Dicationic Ionic Liquid as the Recyclable Catalyst for the Synthesis of Quinoxaline Derivatives
... the synthesis of quinoxaline derivatives employing a condensation reaction between 1,2-diketone and 1,2-diaminobenzene derivative has been ...dicationic ionic liquid as a ...dicationic ionic ... See full document
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GREEN APPROACH OF IONIC LIQUID AS REUSABLE CATALYST IN THE SYNTHESIS OF AMIDOALKYL NAPHTHOLS
... acid catalyst is known to provide ortho-quinone methides (o ...the synthesis of N-[(3-nitro phenyl)-(2- hydroxy-naphthalen-1-yl)-methyl]-acetamide from 3-nitro benzaldehyde, acetamide and 2- naphthol at ... See full document
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Solvent Free One Pot Synthesis of 1,2,4,5 Tetrasubstituted Imidazoles Catalyzed by Secondary Amine Based Ionic Liquid and Defective Keggin Heteropoly Acid
... the synthesis of tetrasubstituted imidazole used Brønsted acidic ionic liquid, N-methyl-2-pyrrolidonium hydrogen sulphate, as catalyst, but long reaction time, high amount of catalyst ... See full document
8
Thermodynamic Study of Polyhydroquinoline Synthesis in the Presence of the Catalyst in Ionic Liquid
... Cyclic organic compounds consist of two categories of carboxyl and hetrocycle. The carboxylic circles contain only carbon atoms, but the hetrocycle circles have one or more atoms in addition to carbon. Nitrogen (N), ... See full document
20
Biodiesel Synthesis from Rapeseed Oil Catalysed by Different Ionic Liquids
... Biodiesel, which contain alkyl esters of fatty acids, is produced mainly from the catalytictransesterification of triglycerides (the main component of vegetable oil) with mono alcohols (Figure 1). Thus is a ... See full document
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