Metal Sulfide Photocatalysts for Hydrogen Generation: A Review of Recent Advances

Catalysts, Journal Year: 2022, Volume and Issue: 12(11), P. 1316 - 1316

Published: Oct. 27, 2022

Metal-sulfide nanostructures have piqued the interest of researchers for decades due to their intriguing optoelectronic properties. Indeed, significant advances and improvements been made in various fundamental aspects cutting-edge applications, such as water splitting hydrogen production. Furthermore, rising demand low-dimensional materials lower material consumption improved performance quantum size effects has spurred research on semiconducting metal sulfides. Consequently, size-controllable with diverse morphologies fabricated studied potential applications. However, photocatalytic evolution rate is still limited mainly by fast recombination rate, poor solar energy utilization lack surface-active sites H2 reduction. This review will highlight particularly recent findings metal-sulfide-based photocatalysts reactions, considering swift development excellent this field. Following a brief overview properties, we explore state-of-the-art strategies enhancing generation efficiencies over pristine, heterostructured co-catalayzed metal-sulfide photocatalysts.

Language: Английский

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Copper-decorated covalent organic framework as a heterogeneous photocatalyst for phosphorylation of terminal alkynes

Green Chemistry, Journal Year: 2022, Volume and Issue: 24(10), P. 4071 - 4081

Published: Jan. 1, 2022

A copper decorated covalent organic framework has been prepared and identified as an efficient heterogeneous photocatalyst for the phosphorylation of terminal alkynes.

Language: Английский

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Contemporary Approaches for Amide Bond Formation

Advanced Synthesis & Catalysis, Journal Year: 2023, Volume and Issue: 365(24), P. 4359 - 4391

Published: Nov. 7, 2023

Abstract Amide bond construction has garnered significant interest in recent decades due to amides being one of the most prevalent functional groups among bioactive molecules. Out thirty‐seven new drugs approved by FDA 2022, eleven are small molecules containing at least amide bond. Additionally, there nineteen large as drugs, some which have peptide structures, and therefore, also bear bonds. In years, multiple teams embraced challenge developing more efficient methods for formation. This dedication led numerous publications appearing monthly prestigious journals, showcasing advancements this field. The primary goal review is present viable strategies constructing It crucial differentiate between formation synthesis; hence, focus on describing specific forming C(O)−N particular, concentrates developed within last six years. There a particular emphasis approaches that consider thought process when selecting starting materials groups. approach ensures coverage all common chemical transformations yield

Language: Английский

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Captopril supported on magnetic graphene nitride, a sustainable and green catalyst for one-pot multicomponent synthesis of 2-amino-4H-chromene and 1,2,3,6-tetrahydropyrimidine

Scientific Reports, Journal Year: 2023, Volume and Issue: 13(1)

Published: Nov. 23, 2023

Abstract Captopril (CAP) is a safe, cost-effective, and environmentally organic compound that can be used as an effective organo-catalyst. Functional groups of captopril make it capable to attach solid support acting promoters in transformations. In this work, was attached the surface magnetic graphene nitride by employing linker agent. The synthesized composite efficiently catalyzed two multicomponent reactions including synthesis 1,2,3,6-tetrahydropyrimidine 2-amino-4 H -chromene derivatives. A large library functional targeted products mild reaction conditions. More importantly, catalyst stable magnetically recycled reused for at least five runs without losing catalytic activity.

Language: Английский

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Magnetic nanoparticle supported choline chloride-glucose (deep eutectic solvent) for the one-pot synthesis of 3,4-disubstituted isoxazol-5(4H)-ones

Research on Chemical Intermediates, Journal Year: 2023, Volume and Issue: 50(1), P. 281 - 296

Published: Oct. 9, 2023

Language: Английский

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Selective synthesis of quinazolinones by using fluorescein catalyst under mild conditions

Molecular Catalysis, Journal Year: 2023, Volume and Issue: 547, P. 113305 - 113305

Published: June 22, 2023

Language: Английский

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A New Neodymium Complex on Boehmite Nanoparticles with 1,3‐Bis(pyridine‐3‐ylmethyl)thiourea as a Practical and Reusable Nanocatalyst for the Chemoselective Synthesis of Tetrazoles

ChemistrySelect, Journal Year: 2023, Volume and Issue: 8(24)

Published: June 22, 2023

Abstract In first part, boehmite nanoparticles were synthesized using aqueous solutions of NaOH and Al(NO 3 ) ⋅ 9H 2 O. Then, it surface was modified by 3‐choloropropyltrimtoxysilane, further 1,3‐bis(pyridin‐3‐ylmethyl)thiourea anchored on the nanoparticles. final step, a neodymium complex stabilized its (Nd‐bis(PYT)@boehmite NPs). The obtained characterized TGA, BET, ICP, EDS, WDX, SEM, XRD techniques. second Nd‐bis(PYT)@boehmite NPs employed as an efficient, recoverable, organic‐inorganic hybrid nanocatalyst in homo‐selective synthesis tetrazole compounds. chemoselectivity studied [3+2] cycloaddition phthalonitrile sodium azide (NaN ). This catalyst is stable has heterogeneous nature therefore can be recovered used again for several consecutively run without any re‐activation

Language: Английский

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Visible light-driven C–H arylation of heteroarenes with aryl diazonium salts in water catalyzed by a Z-scheme CuInS₂/K-C₃N₄ heterojunction

Green Chemistry, Journal Year: 2024, Volume and Issue: 26(8), P. 4803 - 4810

Published: Jan. 1, 2024

Z-scheme CuInS 2 /K-C 3 N 4 heterojunction has been designed and confirmed as efficient heterogeneous photocatalyst for arylation of heteroarenes with aryl diazonium salts in water under visible light irradiation to give arylated high yields.

Language: Английский

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Molybdenum disulfide-catalyzed direct α-hydroxymethylation of amides employing methanol as a sustainable C1 source under photoirradiation

Journal of Catalysis, Journal Year: 2023, Volume and Issue: 427, P. 115100 - 115100

Published: Aug. 22, 2023

Language: Английский

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The bifunctional and reusable catalyst of cerium/L‐arginine on mesoporous KIT‐6 in the chemoselective oxidation of sulfides and homoselective synthesis of tetrahydrobenzo[b]pyrans

Applied Organometallic Chemistry, Journal Year: 2024, Volume and Issue: 38(9)

Published: July 29, 2024

In this work, KIT‐6@Schiff‐base@Ce nanocatalyst was synthesized by immobilizing the Ce complex on KIT‐6 mesoporous silica framework modified with 3‐iodopropyltrimethoxysilane group. The surface area, total volume, and average diameter of pores, physical properties, functional groups, organic content, element combination obtained were identified using different techniques including BET, FT‐IR, XRD, WDX, SEM, EDX. investigated as a novel stable reusable catalyst excellent performance for selective synthesizing sulfoxide tetrahydrobenzo[b]pyrans. designed successfully oxidized large number sulfides hydrogen peroxide under solvent‐free conditions or in ethanol safe, green, available solvent good efficiency within short reaction times. Also, catalyzed tetrahydrobenzo[b]pyrans multicomponent condensation dimedone, aldehydes, malononitrile water/ethanol (1:1) ideal, green solvent.

Language: Английский

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