Catalytic filtration: efficient C-C cross-coupling using Pd^(II)-salen complex-embedded cellulose filter paper as a portable catalyst

RSC Advances, Journal Year: 2022, Volume and Issue: 12(31), P. 20156 - 20173

Published: Jan. 1, 2022

A new platform has been developed for environmentally friendly C–C cross-coupling reactions via filtration of reactants through a portable Pd (II) -salen complex-embedded filter paper.

Language: Английский

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Pd/NHC catalyzed reduction and coupling of nitroaromatics for the synthesis of diarylamines

RSC Advances, Journal Year: 2024, Volume and Issue: 14(24), P. 16624 - 16628

Published: Jan. 1, 2024

Pd/NHC catalyzes the one-pot synthesis of diarylamine compounds from nitroarenes, by introducing triethylsilane as a reducing agent.

Language: Английский

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Copper-Cobalt Bimetallic nanoparticles supported on Magnetic MOF Derived N-doped carbon as highly efficient Catalysts for the C–N coupling and one-pot multicomponent reaction

Research Square (Research Square), Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 9, 2025

Magnetic metal-organic frameworks (MOFs) are promising precursors for generating diverse carbon-based nanostructures due to their facile recovery and separation, as well robust mechanical thermal properties. In this study, a novel Cu-Co bimetallic nanoparticle supported on magnetic MOF derived N-doped carbon was successfully synthesized. The copper ions preloaded within the pores of Co provide abundant exposed Cu active sites. pyrolysis treatment results in hierarchical porous structure with high surface area, contributing mass transfer enhancing reactant diffusion developed catalyst characterized extensively using FT-IR, XRD, BET, BJH, EDX, TGA, VSM, FE-SEM, ICP, XPS techniques. exhibited exceptional catalytic activity C-N coupling one-pot multicomponent reactions. This superior performance can be attributed synergistic effect between nanoparticles incorporated composite, highly structure. demonstrated remarkable stability, maintaining its without significant degradation after five consecutive reaction cycles. innovative approach, capitalizing reinforcing interplay structural compositional advantages, opens up opportunities rational design synthesis efficient catalysts MOF-derived carbon.

Language: Английский

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Construction of Fe3O4@SiO2-ABA-Amide/BTH-Cu(II) nanocomposite as a reusable magnetic catalyst for reduction of nitroarenes and nitriles to amines

Transition Metal Chemistry, Journal Year: 2025, Volume and Issue: unknown

Published: March 12, 2025

Language: Английский

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Efficient reduction of nitro compounds and domino preparation of 1-substituted-1H-1,2,3,4-tetrazoles by Pd(ii)-polysalophen coated magnetite NPs as a robust versatile nanocomposite

RSC Advances, Journal Year: 2021, Volume and Issue: 11(21), P. 12484 - 12499

Published: Jan. 1, 2021

Facile nitroarene reduction as well domino/reduction MCR preparation of 1-substituted-1H-1,2,3,4-tetrazoles from nitroarenes was performed by Pd(ii)-polysalophen coated magnetite NPs a highly selective, recyclable and efficient nanocomposite.

Language: Английский

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Facile synthesis, characterization, and antibacterial activities of CuO, NiO, and Co2O3 metal oxide nanoparticles using polysalicylaldehyde-metal Schiff base complexes as a precursor

Applied Physics A, Journal Year: 2021, Volume and Issue: 127(10)

Published: Sept. 16, 2021

Language: Английский

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Boosting Suzuki coupling reaction via pore expanding and palladium–zinc alloying

Journal of Colloid and Interface Science, Journal Year: 2024, Volume and Issue: 679, P. 152 - 160

Published: Sept. 29, 2024

Language: Английский

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Magnetic Fe₃O₄@Ag nanoparticles catalyzed C–C cross‐coupling reaction of aromatic alcohols

Applied Organometallic Chemistry, Journal Year: 2022, Volume and Issue: 36(7)

Published: May 6, 2022

Abstract The construction of complex molecules from readily available alcohols via C–C bond formation reactions is great interest in organic synthesis. Silver‐coated Fe 3 O 4 nanoparticles (Fe @Ag) were prepared and used as magnetic catalyst for the chemoselective cross‐coupling benzyl alcohol 1‐phenylethanol to form 1,3‐diphenylpropan‐1‐one or 1,3‐diphenylpropan‐1‐ol. This magnetically separable was also found exhibit high catalytic activity one‐pot, three‐component reaction alcohol, 3‐aminopyrazole synthesis pharmaceutical skeleton pyrazolo[1,5‐ a ]pyrimidine. system can be successfully reused 10 times with small decrease its performance. shows extraordinary activity, stability, good reusability, wide applicability diverse substrates.

Language: Английский

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Recent advances in the application of nanocatalysts in C‐N coupling reactions

Applied Organometallic Chemistry, Journal Year: 2022, Volume and Issue: 37(1)

Published: July 18, 2022

The development of various methodologies for the formation carbon‐nitrogen bonds is one valuable tasks in field organic synthesis because final products are extensively utilized pharmaceuticals, biologically active compounds, and natural products. utilization nanosized metal catalysts with high surface energy, large surface‐to‐volume ratio, excellent thermal stability, reactive morphology C‐N cross‐coupling reactions has received considerable attention, recent years. catalytic performance, yield products, carrying out under relatively mild ligand‐free conditions, less toxicity to environment, recoverability, reusability several times without a remarkable degradation activity advantages these nanocatalysts. This review intends summarize latest progress fabrication nanocatalysts their applications construction via reactions. Abundant based on oxide nanoparticles/complexes including copper, palladium, nickel, cobalt, silver, gold, zirconium, zinc have successfully been applied Various aspects reactions, different strategies nanocatalysts, recyclability surveyed. Literature investigated from 2015 2021.

Language: Английский

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New m-MTDATA skeleton-based hole transporting materials for multi-resonant TADF OLEDs

Physical Chemistry Chemical Physics, Journal Year: 2022, Volume and Issue: 24(45), P. 27847 - 27855

Published: Jan. 1, 2022

Six new hole transporting materials based on the commercially available m-MTDATA core were synthesized by introducing different electron donating groups, such as methoxy, ethoxy and dimethylamino groups. To achieve target compounds simple two-step synthesis was used employing Buchwald-Hartwig reaction. New derivatives investigated experimentally their thermal, optical, photoelectrical, charge properties compared with respective results of commercial counterpart (m-MTDATA). In solid-state DCM solutions, showed comparable ionization potential values. The compound methoxy groups at meta position a mobility 1.06 × 10-3 cm2 V-1 s-1 an electric field 4.62 105 V cm-1. These values exceed those reported for m-MTDATA. employed preparation layers in multi-resonant TADF OLEDs. Excellent colour purity high maximum external quantum efficiency reaching 13.8% achieved OLEDs hole-transporting material deep-blue MR-TADF emitter t-DABNA.

Language: Английский

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