Nanostructured Zirconium Pyrophosphate Catalyzed Diastereoselective Synthesis of β-Amino Ketones via One-Pot Three-Component Mannich Reaction
Sign Up to like & getrecommendations! Published in 2017 at "Catalysis Letters"
DOI: 10.1007/s10562-017-2264-5
Abstract: In this study, ZrP2O7 catalytic nanomaterials were prepared by co-precipitation and polyvinylpyrrolidone assisted methods. These nanomaterials were structurally characterized by XRD, N2 adsorption/desorption, TGA, SEM and TEM microscopy techniques. This study investigated the application of… read more here.
Keywords: mannich reaction; amino; three component; one pot ... See more keywords
One-pot three-component synthesis of a series of 4-aroyl-1,6-diaryl-3-methyl-1H-pyrazolo[3,4-b]pyridine-5-carbonitriles in the presence of aluminum oxide as a nanocatalyst
Sign Up to like & getrecommendations! Published in 2018 at "Chemistry of Heterocyclic Compounds"
DOI: 10.1007/s10593-018-2229-7
Abstract: One-pot three-component reaction of arylglyoxals, 3-aryl-3-oxopropanenitriles, and 5-amino-1-aryl-3-methylpyrazoles using various solvent systems and different catalysts under reflux conditions afforded the corresponding 4-aroyl-1,6-diaryl-3-methyl-1H-pyrazolo[3,4-b]- pyridine-5-carbonitrile derivatives. The best yields (70–91%) were obtained using Al2O3 as a nanocatalyst… read more here.
Keywords: aroyl diaryl; diaryl methyl; three component; one pot ... See more keywords
One-Pot Three-Component Synthesis of Polysubstituted Tetrahydroindoles
Sign Up to like & getrecommendations! Published in 2019 at "Chemistry of Heterocyclic Compounds"
DOI: 10.1007/s10593-019-02600-8
Abstract: A series of novel fused pyrrole derivatives was synthesized by one-pot three-component reaction of β-enaminoketones, derived from cyclohexane-1,3-dione or dimedone, arylglyoxal hydrates, and 1,3-dimethylbarbituric acid in EtOH. read more here.
Keywords: pot three; three component; component synthesis; one pot ... See more keywords
Nanoammonium salt: a novel and recyclable organocatalyst for one-pot three-component synthesis of 2-amino-3-cyano-4H-pyran derivatives
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Iranian Chemical Society"
DOI: 10.1007/s13738-017-1127-8
Abstract: Abstract1,3-Propanediaminium methanesulfonate [(PDA)(MeSO3)] was synthesized as the first nanoaliphatic ammonium salt via a safe and simple chemical route in aqueous media. [(PDA)(MeSO3)] ammonium salt was characterized by XRD, TEM, SEM, EDS, DLS, AFM, 1H NMR,… read more here.
Keywords: recyclable organocatalyst; salt; organocatalyst one; three component ... See more keywords
7-Hydroxy-4-phenyl-1, 2-dihydroquinoline derivatives: synthesis via one-pot, three-component reaction and structure elucidation
Sign Up to like & getrecommendations! Published in 2020 at "Heliyon"
DOI: 10.1016/j.heliyon.2020.e05035
Abstract: We have developed a new and facile one pot three component protocol catalyzed by ammonium acetate for construction of new functionalized 7-hydroxy-4-phenyl-1,2-dihydroquinoline derivatives. A variety of quinoline derivatives were obtained in good to excellent yield… read more here.
Keywords: hydroxy phenyl; dihydroquinoline derivatives; three component; one pot ... See more keywords
A one-pot and three-component synthetic approach for the preparation of asymmetric and multi-substituted 1,4-dihydropyrazines
Sign Up to like & getrecommendations! Published in 2019 at "Tetrahedron Letters"
DOI: 10.1016/j.tetlet.2019.151257
Abstract: Abstract An efficient, one-pot and three-component synthesis of a new series of 2-acyl-3,4,6-triaryl-1,4-dihydropyrazines is described. This two-step strategy involves treatment of phenacyl bromides and anilines to give the nucleophilic substitution intermediate followed by Michael-addition-cyclization to… read more here.
Keywords: pot three; three component; component synthetic; one pot ... See more keywords
One-Pot Three-Enzyme System for Production of a Novel Prebiotic Mannosyl-β-(1 → 4)-Fructose Using a d-Mannose Isomerase from Xanthomonas phaseoli.
Sign Up to like & getrecommendations! Published in 2022 at "Journal of agricultural and food chemistry"
DOI: 10.1021/acs.jafc.2c04649
Abstract: The present supply of prebiotics is entirely inadequate to meet their demand. To produce novel prebiotics, a d-mannose isomerase (XpMIaseA) from Xanthomonas phaseoli was first produced in Komagataella phaffii (Pichia pastoris). XpMIaseA shared the highest… read more here.
Keywords: xanthomonas phaseoli; one pot; production; pot three ... See more keywords
Acid-ionic polymer as recyclable catalyst for one-pot three-component Mannich reaction
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c7ra04834c
Abstract: A recyclable solid-catalyst, acid-ionic polymer bearing imidazolium trifluoromethanesulfonate, [PS-Im][OTf] was presented as an efficient catalyst in a one-pot, three-component Mannich reaction of aldehydes, amines and ketones. The protocol was conducted successfully under mild, convenient and… read more here.
Keywords: acid ionic; ionic polymer; one pot; pot three ... See more keywords
Sequential one-pot three-step synthesis of polysubstituted 4-(5-(trifluoromethyl)-1H-pyrazol-4-yl)-1H-1,2,3-triazole systems
Sign Up to like & getrecommendations! Published in 2017 at "RSC Advances"
DOI: 10.1039/c7ra07960e
Abstract: This work reports a successful one-pot three-step protocol for the synthesis of a new series of 15 examples of polysubstituted 4-(5-(trifluoromethyl)-1H-pyrazol-4-yl)-1H-1,2,3-triazoles, in which sequential Sonogashira cross-coupling, desilylation, and a copper(I)-catalyzed azide–alkyne cycloaddition reaction (CuAAC) with… read more here.
Keywords: three step; trifluoromethyl pyrazol; polysubstituted trifluoromethyl; one pot ... See more keywords
Application of One-Pot Three-Component Condensation Reaction for the Synthesis of New Organophosphorus–Sulfur Macrocycles
Sign Up to like & getrecommendations! Published in 2018 at "Synlett"
DOI: 10.1055/s-0037-1609666
Abstract: An efficient approach has been developed for the synthesis of new phosphorus–sulfur heterocycles by a one-pot three-component condensation reaction of a four-membered-ring thionation reagent [Lawesson’s reagent or its ferrocene analogue (2,4-diferrocenyl-1,3,2,4-diathiadiphosphetane 2,4-disulfide)], an alkane- or… read more here.
Keywords: synthesis new; three component; reaction; one pot ... See more keywords
One-pot three-component synthesis of bis(indolyl)methanes under solvent-free condition using heteropoly-11-tungsto-1-vanadophosphoric acid supported on natural clay as catalyst
Sign Up to like & getrecommendations! Published in 2017 at "Synthetic Communications"
DOI: 10.1080/00397911.2017.1296159
Abstract: ABSTRACT One-pot three-component condensation reaction of two moles of indole and one mole of aromatic aldehyde for the synthesis of bis(indolyl)methanes in the presence of new catalytic material, heteropoly-11-tungsto-1-vanadophosphoric acid, H4[PVVW11O40] (HPV) supported on activated… read more here.
Keywords: condition; natural clay; one pot; pot three ... See more keywords