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Silica-grafted DBU-supported NiCl2: a sustainable heterogeneous catalyst for A3 coupling
Silica-grafted DBU-supported NiCl 2 complex, 1-(3-((3-(silica-trioxysilyl) propyl) amino) propyl) azepan-2-one nickel chloride (SiO 2 @DBU-NiCl 2 ), has...
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DBU-Based Ionic Liquid Grafted SBA-15 Dual-Functional Catalyst for the Cycloaddition Reaction of CO2 and Epoxide
The development of novel catalysts for the synthesis of cyclic carbonates under mild conditions remains a challenge. Herein, we designed the strategy...
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DBU-Catalyzed Efficient One-Pot Three-Component Synthesis of Aminoquinoline Derivatives via Betti Reaction in Polar Medium and Antidiabetic Activity of the Products
AbstractAminoquinoline derivatives are known for their superlative efficacy in the treatment of many diseases. An efficient synthesis of Betti bases...
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Efficient synthesis of pyrazolopyranopyrimidines using DBU-based nanomagnetic catalyst
A simple and efficient method for the synthesis of pyrazolopyranopyrimidines under solvent-free has been developed. The one-pot multicomponent...
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DBU hydrogen sulfate bonded to chloropropyl-functionalized bilayer silica-nano-Fe3O4: as an efficacious magnetic nanocatalyst for rapid synthesis of pyrido[2,3-d:6,5-d′]dipyrimidines
This manuscript describes the preparation and characterization of DBU hydrogen sulfate bonded to chloropropyl-functionalized bilayer silica-nano-Fe 3 O 4 ...
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[DBU][OAc]-mediated synthesis and anthelmintic activity of triazole–tetrazole conjugates
Tetrazoles and 1,2,3-triazoles are poorly understood regarding their anthelmintic activity. Therefore, an effort was taken to identify novel chemical...
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DBU-Mediated Efficient Synthesis of Indole-Conjugated Chromene Derivatives and Their Anticancer Evaluation and Molecular Modeling Study
AbstractA series of 9-(1 H -indol-3-yl)-2,3,4,9-tetrahydro-1 H -xanthen-1-one derivatives have been obtained by a one-pot three-component DBU-catalyzed...
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DBU(OAc)–TBAB-Mediated One-Pot Three-component Synthesis of 1H-Imidazol-5(4H)-one Derivatives
AbstractOne-pot three-component synthesis of 1 H -imidazol-5(4 H )-one derivatives from ( Z )-4-(arylmethylidene)-2-methyl-1,3-oxazol-5(4 H )-one,...
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Copper(II) phthalocyanine as an efficient and versatile catalyst for click reactions at room temperature
Herein, we report the efficient synthesis of copper(II) phthalocyanines in the presence of DBU as a strong base. These synthesized copper(II)...
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Unified short syntheses of oxygenated tricyclic aromatic diterpenes by radical cyclization with a photoredox catalyst
The biomimetic two-phase strategy employing polyene cyclization and subsequent oxidation/substitution is an effective approach for divergent...
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Copper complex supported on the surface of magnetic nanoparticles: an ecofriendly catalyst for C–S and C–Se coupling reactions
Research on the preparation of diallyl sulfides and selenides is always an important challenge among chemists because these compounds are of high...
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Tetraether bridged benzylideneamino mercaptopropanoic acid substituted Cobalt phthalocyanine/rGO as a catalyst for oxygen evolution reaction in an alkaline medium
Water splitting reaction is a bottleneck for the environmentally safe production of hydrogen (H 2 ) and oxygen (O 2 ). Catalysts with high effectualness,...
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A perspective into ring-opening polymerization of ε-caprolactone and lactides: effect of, ligand, catalyst structure and system dynamics, on catalytic activity and polymer properties
Polylactic acid (PLAs) and polycaprolactones (PCLs) are emerging to be polyesters of choice because they are biodegradable and biocompatible. The...
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NiZnFe2O4: an eco-compatible and magnetically separable catalyst for multicomponent synthesis of 2-amino-4H-chromenes
The magnetically separable heterogeneous nickel–zinc ferrite (NiZnFe 2 O 4 ) catalyst was synthesized and used for the first time as an environmentally...
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Efficient Fixation of CO2 to Cyclic Carbonates Under Mild Conditions Catalyzed by Deep Eutectic Solvent
The fixation of CO 2 into valuable chemicals under mild conditions is of great importance. Here, we reported an efficient and mild method for the...
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B(C6F5)3-based Lewis pair-catalyzed acrylate polymerization: Lewis base effects on pairing interactions
Acrylate polymerizations catalyzed by Lewis pairs (LP) composed of B(C 6 F 5 ) 3 and various Lewis bases (phosphines, amines, and an N-heterocyclic...
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The new phthalic acid-based deep eutectic solvent as a versatile catalyst for the synthesis of pyrimido[4,5-d]pyrimidines and pyrano[3,2-c]chromenes
A new DES (MTPPBr-PHTH-DES) was prepared from a mixture of methyltriphenyl-phosphonium bromide (MTPPBr) and phthalic acid (PHTH). The eutectic point...
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Continuous flow synthesis of HMF from glucose using gadolinium (III) trifluoromethanesulfonate in Brønsted acidic ionic liquid as a catalytic system
The direct conversion of glucose to 5-(hydroxymethyl)furfural (HMF) has been considered a challenging process. In this study, we developed a new...
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A Simple, Green, and Efficient One-Pot Synthesis of Dihydropyrano[3,2-c]chromene Derivatives Using MgMnO3@ZrO2@CoO as a Core–Shell Nanocrystalline Catalyst
AbstractA rapid, clean, and highly efficient method for the synthesis of dihydropyrano[3,2- c ]chromene derivatives by one-pot three-component...
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One-Pot Green Synthesis of 2-Amino-7,7-dimethyl-5-oxo-4-(1H-pyrazol-5-yl)-5,6,7,8-tetrahydro-4H-chromene-3-carbonitriles
Abstract–The one-pot three-component combinatorial synthesis of pharmaceutically active 2-amino-7,7-dimethyl-5-oxo-4-(1 H -pyrazol-5-yl)-5,6,7,8-tetrahydro-4...