Articles with "coupling reaction" as a keyword



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Intrinsic Charge Polarization in Bi19S27Cl3 Nanorods Promotes Selective CC Coupling Reaction during Photoreduction of CO2 to Ethanol

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Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202205994

Abstract: Obtaining multi‐carbon products via CO2 photoreduction is a major catalytic challenge involving multielectron‐mediated CC bond formation. Complex design of multicomponent interfaces that are exploited to achieve this chemical transformation, often leads to untraceable deleterious changes… read more here.

Keywords: coupling reaction; spectroscopy; charge; co2 ... See more keywords
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Bis‐benzimidazolium‐palladium system catalyzed Suzuki‐Miyaura coupling reaction of aryl bromides under mild conditions

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Published in 2018 at "Applied Organometallic Chemistry"

DOI: 10.1002/aoc.3896

Abstract: Bis-benzimidazolium salts were prepared successfully from commercially available and inexpensive o-phenylenediamine through a series of simple reactions. The bis-NHC-Pd complexes prepared in situ can catalyze Suzuki-Miyaura cross-coupling reaction under very mild conditions in aqueous media… read more here.

Keywords: mild conditions; coupling reaction; reaction; suzuki miyaura ... See more keywords
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Palladium‐Catalyzed Dehydrogenative Coupling Reaction of Terminal Alkynes with Unactivated Alkenes

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Published in 2018 at "Journal of The Chinese Chemical Society"

DOI: 10.1002/jccs.201700268

Abstract: Terminal alkynes having a bulky substituent dehydrogenatively couple with unactivated terminal alkenes with catalysis of palladium. The terminal sp carbon forms a bond with the internal sp2 carbon of the alkene regioselectively to produce branched,… read more here.

Keywords: catalyzed dehydrogenative; reaction terminal; coupling reaction; terminal alkynes ... See more keywords
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Pd Nanoparticles Immobilized on Supported Magnetic GO@PAMPS as an Auspicious Catalyst for Suzuki–Miyaura Coupling Reaction

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Published in 2017 at "Catalysis Letters"

DOI: 10.1007/s10562-017-2089-2

Abstract: A novel catalytic system based on palladium nanoparticles (Pd-NPs) immobilized onto the surface of graphene oxide (GO) modified by poly 2-acrylamido-2-methyl-1-propansulfonic acid decorated with magnetic Fe3O4 was designed, prepared and fully characterized. It was successfully… read more here.

Keywords: suzuki miyaura; catalyst suzuki; coupling reaction;
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Environmentally benign approach towards C-S cross-coupling reaction by organo-copper(II) complex.

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Published in 2021 at "Molecular diversity"

DOI: 10.1007/s11030-020-10180-5

Abstract: C-S cross-coupling reaction in water giving an excellent yield of the desired C-S coupled product by using a newly developed Bis[2-(4,5-diphenyl-1H-imidazol-2-yl)-4-nitrophenolato] copper(II) dehydrate complex as catalyst. Although it was the first report of the synthesis… read more here.

Keywords: copper complex; coupling reaction; organo copper; reaction ... See more keywords
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Effects of medium and nickel salt source in the synthesis and catalytic performance of nano-sized nickel in the Suzuki-Miyaura cross-coupling reaction

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Published in 2019 at "Reaction Kinetics, Mechanisms and Catalysis"

DOI: 10.1007/s11144-018-01526-0

Abstract: In this contribution, the influence of the origin of the nickel salts and the applied temperature were investigated on the preparation of Ni nanoparticles by the reduction of hydrazine. The nanoparticles obtained were characterized by… read more here.

Keywords: coupling reaction; medium nickel; cross coupling; effects medium ... See more keywords
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An efficient synthesis of biaryl diamides via Ullmann coupling reaction catalyzed by CuI in the presence of Cs2CO3 and TBAB

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Published in 2018 at "Research on Chemical Intermediates"

DOI: 10.1007/s11164-018-3422-0

Abstract: CuI accompanyied by Cs2CO3 and TBAB was confirmed to be an efficient catalyst combination to promote an Ullmann coupling reaction. It facilitated 2-bromobenzamides to undergo a coupling reaction for the synthesis of symmetrical biaryldiamides in… read more here.

Keywords: coupling reaction; reaction; ullmann coupling; synthesis ... See more keywords
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Pd nanoparticles supported on Fe3O4@SiO2-Schiff base as an efficient magnetically recoverable nanocatalyst for Suzuki–Miyaura coupling reaction

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Published in 2020 at "Research on Chemical Intermediates"

DOI: 10.1007/s11164-020-04223-7

Abstract: In this work, Pd nanoparticles (Pd-NPs) were decorated on modified magnetic nanoparticles (MNPs) and used as an efficient and recyclable catalyst for the Suzuki cross-coupling reaction of aryl halides with phenylboronic acid (PhB(OH)2) in a… read more here.

Keywords: microscopy; coupling reaction; suzuki; reaction ... See more keywords
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Microwave-assisted synthesis of ultrafine Au nanoparticles immobilized on MOF-199 in high loading as efficient catalysts for a three-component coupling reaction

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Published in 2017 at "Nano Research"

DOI: 10.1007/s12274-016-1341-1

Abstract: Controlled integration of ultrafine metal nanoparticles (MNPs) and metal–organic frameworks (MOFs) has drawn much attention due to their unique physical and chemical properties. However, the development of a one-step strategy for preparing ultrafine MNPs within… read more here.

Keywords: ultrafine nanoparticles; mof 199; coupling reaction; component coupling ... See more keywords
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Chitin microsphere supported Pd nanoparticles as an efficient and recoverable catalyst for CO oxidation and Heck coupling reaction.

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Published in 2021 at "Carbohydrate polymers"

DOI: 10.1016/j.carbpol.2020.117020

Abstract: Chitin derived from seafood wastes is a sustainable biopolymer, which can be used to constructe new materials to reduce the environmental pollution caused by non-biodegradable plastics. Herein, nanofibrous microspheres fabricated from chitin solution were used… read more here.

Keywords: oxidation; coupling reaction; heck coupling; reaction ... See more keywords
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Outstandingly robust anodic dehydrogenative aniline coupling reaction

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Published in 2020 at "Electrochimica Acta"

DOI: 10.1016/j.electacta.2020.135786

Abstract: Abstract Oxidative treatment of anilines usually leads to the formation of black polymers, often referred to as “aniline black”. This over-oxidation is hardly controllable and also a challenging task in the anodic conversion of anilines.… read more here.

Keywords: aniline coupling; robust anodic; dehydrogenative aniline; anodic dehydrogenative ... See more keywords