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1,442 Results Found

  • Review
  • Open Access
35 Citations
6,670 Views
34 Pages

Recent Developments in Transition-Metal Catalyzed Direct C–H Alkenylation, Alkylation, and Alkynylation of Azoles

  • Su Chen,
  • Prabhat Ranjan,
  • Leonid G. Voskressensky,
  • Erik V. Van der Eycken and
  • Upendra K. Sharma

27 October 2020

The transition metal-catalyzed C–H bond functionalization of azoles has emerged as one of the most important strategies to decorate these biologically important scaffolds. Despite significant progress in the C–H functionalization of vario...

  • Review
  • Open Access
13 Citations
5,021 Views
17 Pages

Triphenylborane in Metal-Free Catalysis

  • Suresh Mummadi and
  • Clemens Krempner

31 January 2023

The development and application of new organoboron reagents as Lewis acids in synthesis and metal-free catalysis have dramatically expanded over the past 20 years. In this context, we will show the recent uses of the simple and relatively weak Lewis...

  • Feature Paper
  • Review
  • Open Access
54 Citations
9,528 Views
28 Pages

One-Pot Combination of Metal- and Bio-Catalysis in Water for the Synthesis of Chiral Molecules

  • Nicolás Ríos-Lombardía,
  • Joaquín García-Álvarez and
  • Javier González-Sabín

10 February 2018

During the last decade, the combination of different metal- and bio-catalyzed organic reactions in aqueous media has permitted the flourishing of a variety of one-pot asymmetric multi-catalytic reactions devoted to the construction of enantiopure and...

  • Review
  • Open Access
18 Citations
11,482 Views
19 Pages

6 August 2010

The hammerhead ribozyme was first considered as a metalloenzyme despite persistent inconsistencies between structural and functional data. In the last decade, metal ions were confirmed as catalysts in self-splicing ribozymes but displaced by nucleoba...

  • Feature Paper
  • Review
  • Open Access
6 Citations
3,532 Views
13 Pages

C2-Symmetric N-Heterocyclic Carbenes in Asymmetric Transition-Metal Catalysis

  • Chiara Costabile,
  • Stefania Pragliola and
  • Fabia Grisi

5 August 2022

The last decades have witnessed a rapid growth of applications of N-heterocyclic carbenes (NHCs) in different chemistry fields. Due to their unique steric and electronic properties, NHCs have become a powerful tool in coordination chemistry, allowing...

  • Feature Paper
  • Review
  • Open Access
14 Citations
7,207 Views
45 Pages

Acenaphthene-Based N-Heterocyclic Carbene Metal Complexes: Synthesis and Application in Catalysis

  • Paulina Baczewska,
  • Katarzyna Śniady,
  • Wioletta Kośnik and
  • Michał Michalak

14 August 2021

N-Heterocyclic carbene (NHC) ligands have become a privileged structural motif in modern homogenous and heterogeneous catalysis. The last two decades have brought a plethora of structurally and electronically diversified carbene ligands, enabling the...

  • Feature Paper
  • Review
  • Open Access
1,901 Views
61 Pages

Metal-Free Carbon Catalysis for Flue Gas Pollutants Purification: A Review

  • Le Huang,
  • Caiting Li,
  • Xuan Liu,
  • Shanhong Li,
  • Jungang Zhao,
  • Kuang Yang,
  • Ziang Zhang,
  • Ying Zhang,
  • Qi Huang and
  • Miao Zhang
  • + 1 author

1 March 2025

Carbon materials have been employed in many applications in flue gas purification due to their high specific surface area, good chemical inertness, and tunable surface chemistry. However, traditional methods such as adsorption or metal-loaded catalys...

  • Feature Paper
  • Perspective
  • Open Access
46 Citations
8,820 Views
23 Pages

21 February 2021

In recent years, metal–organic frameworks (MOFs) have received increasing attention as selective oxidation catalysts and supports for their construction. In this short review paper, we survey recent findings concerning use of MOFs in heterogeneous li...

  • Review
  • Open Access
80 Citations
12,870 Views
28 Pages

Recent Progress in Asymmetric Catalysis and Chromatographic Separation by Chiral Metal–Organic Frameworks

  • Suchandra Bhattacharjee,
  • Muhammad Imran Khan,
  • Xiaofang Li,
  • Qi-Long Zhu and
  • Xin-Tao Wu

19 March 2018

Metal–organic frameworks (MOFs), as a new class of porous solid materials, have emerged and their study has established itself very quickly into a productive research field. This short review recaps the recent advancement of chiral MOFs. Here, we pre...

  • Article
  • Open Access
1 Citations
2,934 Views
17 Pages

7 July 2023

Hydrothermal systems are areas in which heated fluids and organic molecules rush through basaltic material rich in metals and minerals. By studying malononitrile and acetonitrile, we examine the effects of metal and mineral nanoparticles on nitrile c...

  • Feature Paper
  • Review
  • Open Access
63 Citations
11,063 Views
72 Pages

7 June 2020

Recently, an increasing number of metal complex catalysts have been developed to achieve the activation or transformation of substrates based on cooperation between the metal atom and its ligands. In such “cooperative catalysis,” the liga...

  • Review
  • Open Access
2 Citations
3,045 Views
28 Pages

18 April 2025

Enantioselective transition metal catalysis is undoubtedly a cornerstone at the frontier of chemistry, attracting intense interest from both academia and the pharmaceutical industry. Central to this field is the strategic utilization of noncovalent i...

  • Review
  • Open Access
11 Citations
2,831 Views
47 Pages

The Structures and Compositions Design of the Hollow Micro–Nano-Structured Metal Oxides for Environmental Catalysis

  • Jingxin Xu,
  • Yufang Bian,
  • Wenxin Tian,
  • Chao Pan,
  • Cai-e Wu,
  • Leilei Xu,
  • Mei Wu and
  • Mindong Chen

12 July 2024

In recent decades, with the rapid development of the inorganic synthesis and the increasing discharge of pollutants in the process of industrialization, hollow-structured metal oxides (HSMOs) have taken on a striking role in the field of environmenta...

  • Review
  • Open Access
1,140 Views
18 Pages

Chiral Transition Metal Complexes Featuring Limonene-Derived Ligands: Roles in Catalysis and Biology

  • Ghaita Chahboun,
  • Mohamed El Hllafi,
  • Eva Royo and
  • Mohamed Amin El Amrani

13 October 2025

Chiral coordination compounds are of growing interest due to their structural diversity and wide applicability. Besides chirality, alcohol and especially oxime-functionalized limonene derivatives confer water solubility, stability, and the appropriat...

  • Review
  • Open Access
69 Citations
16,814 Views
22 Pages

27 January 2010

Mesoporous silica molecular sieves are a kind of unique catalyst support due to their large pore size and high surface area. Several methods have been developed to immobilize heteropolyacids (HPAs) inside the channels of these mesoporous silicas. The...

  • Article
  • Open Access
190 Views
17 Pages

Catalytic Reductive Fractionation of Castor Shells into Catechols via Tandem Metal Triflate and Pd/C Catalysis

  • Jianan Hu,
  • Weimin Zheng,
  • Hao Li,
  • Fuzhong Jiang,
  • Jinlan Cheng,
  • Bo Jiang,
  • Tingwei Zhang and
  • Chaofeng Zhang

29 December 2025

In this work, the one-pot catalytic reductive fractionation of C-lignin in castor shell powders to efficiently provide catechyl monomers was achieved by tandem metal triflate and Pd/C catalysis. The optimized Pd/C + In(OTf)3 combination performed bes...

  • Review
  • Open Access
24 Citations
6,493 Views
20 Pages

24 December 2022

Metal–organic frameworks (MOFs) have been broadly applied to numerous domains with a substantial surface area, tunable pore size, and multiple unsaturated metal sites. Recently, hollow MOFs have greatly attracted the scientific community due to...

  • Feature Paper
  • Review
  • Open Access
50 Citations
12,037 Views
23 Pages

Al(Salen) Metal Complexes in Stereoselective Catalysis

  • Andrea Gualandi,
  • Francesco Calogero,
  • Simone Potenti and
  • Pier Giorgio Cozzi

Salen ligands are a class of Schiff bases simply obtained through condensation of two molecules of a hydroxyl-substituted aryl aldehyde with an achiral or chiral diamine. The prototype salen, or N,N′-bis(salicylidene)ethylenediamine has a long...

  • Review
  • Open Access
2 Citations
2,225 Views
32 Pages

30 July 2025

In recent years, Ga-based liquid metals have emerged as a prominent research focus in catalysis, owing to their unique properties, including fluidity, low melting point, high thermal and electrical conductivity, and tunable surface characteristics. T...

  • Review
  • Open Access
1 Citations
3,255 Views
64 Pages

Transition Metal Catalysis for the Asymmetric Synthesis of 2-Arylethylamines: A Review of the New Millennium

  • Alejandro Manchado,
  • Ángel García-González,
  • Carlos T. Nieto,
  • Nieves G. Ledesma,
  • David Díez and
  • Narciso M. Garrido

11 April 2025

The 2-arylethylamine motif is very well-known in medicinal chemistry because of its interesting properties when it comes to interacting with the Central Neural System thanks to its ability to pass the blood–brain barrier. This nitrogen-containi...

  • Editorial
  • Open Access
10 Citations
4,888 Views
3 Pages

The subject of catalysis by coinage metals (copper, silver, and gold) comes up increasingly day-by-day. This Special Issue aims to cover the numerous aspects of the use of these metals as catalysts for several reactions. It deals with synthesis and c...

  • Review
  • Open Access
1 Citations
2,046 Views
20 Pages

31 August 2024

As “chemical chameleons,” organosulfones have been widely applied in various desulfonylative functionalization reactions. However, the desulfonylative functionalization of (hetero)arylsulfones through the cleavage of inert C(sp2)–SO...

  • Review
  • Open Access
5 Citations
1,699 Views
26 Pages

Monofluorophos–Metal Complexes: Ripe for Future Discoveries in Homogeneous Catalysis

  • Alexandra M. Miles-Hobbs,
  • Paul G. Pringle,
  • J. Derek Woollins and
  • Daniel Good

The discovery that cyclic (ArO)2PF can support Rh-catalysts for hydroformylation with significant advantages in tuning regioselectivity transformed the study of metal complexes of monofluorophos ligands from one of primarily academic interest to one...

  • Review
  • Open Access
55 Citations
12,619 Views
26 Pages

29 January 2016

This paper presents an overview of heterogeneous partial (amm)oxidation and oxidative dehydrogenation (ODH) of hydrocarbons. The review has been voluntarily restricted to metal oxide-type catalysts, as the partial oxidation field is very broad and th...

  • Feature Paper
  • Letter
  • Open Access
42 Citations
23,366 Views
65 Pages

Organocatalysis: Fundamentals and Comparisons to Metal and Enzyme Catalysis

  • Pierre Vogel,
  • Yu-hong Lam,
  • Adam Simon and
  • Kendall N. Houk

26 August 2016

Catalysis fulfills the promise that high-yielding chemical transformations will require little energy and produce no toxic waste. This message is carried by the study of the evolution of molecular catalysis of some of the most important reactions in...

  • Editorial
  • Open Access
3 Citations
3,790 Views
4 Pages

Man-made homogeneous catalysis with the aid of transition metal compounds looks back on a long history of almost one hundred years. Still, more detailed insight into the underlying mechanisms is warranted. The knowledge of how transition metals with...

  • Review
  • Open Access
15 Citations
5,465 Views
36 Pages

Catalysis Mediated by 2D Black Phosphorus Either Pristine or Decorated with Transition Metals Species

  • Matteo Vanni,
  • Maria Caporali,
  • Manuel Serrano-Ruiz and
  • Maurizio Peruzzini

1 April 2020

Among the novel class of mono-elemental two-dimensional (2D) materials, termed Xenes, phosphorene is emerging as a great promise for its peculiar chemical and physical properties. This review collects a selection of the recent breakthroughs that are...

  • Feature Paper
  • Article
  • Open Access
3 Citations
2,204 Views
14 Pages

Utilizing Recycled Expanded Polystyrene Plastics to Stabilize Metal–Organic Frameworks for Heterogeneous Catalysis

  • Ruizhi Yin,
  • Enxi Shen,
  • Chenjia Liang,
  • Dezhong Song,
  • Samir El Hankari and
  • Jia Huo

9 May 2024

Polystyrene plastics present significant environmental and human health threats due to their poor recyclability and degradability. However, leveraging their properties to enhance material performance stands out as one of the most effective strategies...

  • Review
  • Open Access
16 Citations
7,192 Views
22 Pages

20 March 2018

Platinum group metal phosphides are reviewed as catalytic materials for hydroprocessing and syngas-related catalysis. Starting from synthetic procedures leading to highly disperse nano-particular compounds, their properties in the applications are di...

  • Review
  • Open Access
16 Citations
4,942 Views
18 Pages

1 September 2022

The design and preparation of novel, high-efficiency, and low-cost heterogeneous catalysts are important topics in academic and industry research. In the past, inorganic materials, metal oxide, and carbon materials were used as supports for the devel...

  • Article
  • Open Access
11 Citations
4,292 Views
18 Pages

18 February 2020

Sulfite and heavy metals are crucial pollutants in the slurry produced by flue gas desulfurization. In this study, a novel cobalt-based activated carbon fiber (Co-ACFs) catalyst-adsorbent was synthesized using an impregnation method; this bifunctiona...

  • Feature Paper
  • Review
  • Open Access
6 Citations
3,914 Views
28 Pages

Engineering Heterostructures of Layered Double Hydroxides and Metal Nanoparticles for Plasmon-Enhanced Catalysis

  • Diana Gilea,
  • Radu G. Ciocarlan,
  • Elena M. Seftel,
  • Pegie Cool and
  • Gabriela Carja

11 October 2022

Artificially designed heterostructures formed by close conjunctions of plasmonic metal nanoparticles (PNPs) and non-plasmonic (2D) lamellar nanostructures are receiving extensive interest. The synergistic interactions of the nanounits induce the mani...

  • Review
  • Open Access
35 Citations
6,990 Views
18 Pages

This review generalizes and specifies the oxidizing ability of a number of oxidants used in palladium (Pd)-catalyzed aromatic C–H functionalizations. The redox potentials have been analyzed as the measure of oxidant strength and applied to the reason...

  • Review
  • Open Access
26 Citations
6,384 Views
68 Pages

25 November 2022

The relationship between magnetism and catalysis has been an important topic since the mid-20th century. At present time, the scientific community is well aware that a full comprehension of this relationship is required to face modern challenges, suc...

  • Article
  • Open Access
6 Citations
4,364 Views
12 Pages

15 September 2021

Poly(vinylidene difluoride) (PVDF) doped with transition metal nitrate hydrates are cast into thin films giving a high β-phase content. Analysis of the thermal behavior of the doped PVDF shows that the decomposition of the metal (II) nitrate hydrates...

  • Communication
  • Open Access
1,416 Views
10 Pages

Metal-Free Synthesis of Benzimidazolinones via Oxidative Cyclization Under Hypervalent Iodine Catalysis

  • Mayu Hirashima,
  • Syotaro Hamatani,
  • Hirotaka Sasa,
  • Naoko Takenaga,
  • Tomonori Hanasaki and
  • Toshifumi Dohi

Benzimidazolinones exhibit unique biological activities and serve as building blocks in synthesizing pharmaceutical compounds. Although multiple synthetic approaches involving intermolecular cyclization reactions have been reported, intramolecular cy...

  • Article
  • Open Access
17 Citations
5,792 Views
12 Pages

Catalyst System for Hydrogenation Catalysis Based on Multiarm Hyperbranched Polymer Templated Metal (Au, Pt, Pd, Cu) Nanoparticles

  • Yunfeng Shi,
  • Lixin Liu,
  • Fengyue Zhang,
  • Mengyuan Niu,
  • Yanzhu Zhao,
  • Yifan Fan,
  • Yanping Liang,
  • Mei Liu,
  • Zhenzhu Zhang and
  • Junjie Wang

19 September 2017

With a hyperbranched poly(amidoamine) core and many water-soluble poly(ethylene glycol) monomethyl ether arms connected by pH-sensitive acylhydrazone bonds, multiarm hyperbranched polymer was used as nanoreactor and reductant to prepare metal nanopar...

  • Feature Paper
  • Review
  • Open Access
19 Citations
5,564 Views
21 Pages

Advances in Green Catalysis for the Synthesis of Medicinally Relevant N-Heterocycles

  • A. Sofia Santos,
  • Daniel Raydan,
  • José C. Cunha,
  • Nuno Viduedo,
  • Artur M. S. Silva and
  • M. Manuel B. Marques

15 September 2021

N-heterocycles, both saturated and unsaturated, are ubiquitous biologically active molecules that are extremely appealing scaffolds in drug discovery programs. Although classical synthetic methods have been developed to access many relevant N-heteroc...

  • Review
  • Open Access
14 Citations
3,717 Views
17 Pages

Incorporated Metal–Organic Framework Hybrid Materials for Gas Separation, Catalysis and Wastewater Treatment

  • Zahirah Jaffar,
  • Normawati M. Yunus,
  • Maizatul Shima Shaharun,
  • Muhammad Faizadmesa Allim and
  • Asyraf Hanim Ab Rahim

11 November 2022

The special features of metal–organic frameworks (MOFs), namely, tunable porosity, exceptional structure, high surface area and high adsorption capability enable them to be widely studied in many applications including carbon capture and storag...

  • Review
  • Open Access
829 Views
20 Pages

Advanced Progress of Non-Stoichiometric Transition Metal Sulfides for Sensing, Catalysis, and Energy Storage

  • Xuyang Xu,
  • Mengyang Zhang,
  • Jincheng Wu,
  • Ziyan Shen,
  • Yang Liu and
  • Longlu Wang

13 August 2025

Beyond the extensively studied two-dimensional transition metal dichalcogenides, a wide range of non-stoichiometric transition metal sulfides, such as molybdenum sulfides and tungsten sulfides (Mo2S3, W2S3, Mo6S8, Mo6S6, NiMo3S4), have attracted sign...

  • Article
  • Open Access
8 Citations
3,320 Views
14 Pages

Kinetics and Mechanisms of Metal Chlorides Catalysis for Coal Char Gasification with CO2

  • Yong He,
  • Ye Yuan,
  • Zhihua Wang,
  • Longlong Liu,
  • Jiaxin Tan,
  • Jiahao Chen and
  • Kefa Cen

26 June 2020

The gasification experiments of coal chars with CO2 were carried out isothermally, with K, Ca, Ni, and Zn chloride catalysts, adopting a thermal gravimetric analyzer (TGA) from 800 to 1100 °C. The kinetic characteristic of the samples were descri...

  • Review
  • Open Access
14 Citations
6,230 Views
16 Pages

23 May 2019

For heterogeneous catalysis, the metal catalysts supported on reducible metal oxides, especially CeO2 and TiO2, have long been a research focus because of their excellent catalytic performance in a variety of catalytic reactions. Detailed understandi...

  • Feature Paper
  • Article
  • Open Access
2 Citations
2,215 Views
13 Pages

31 January 2025

A novel porous metal-organic framework (MOF), pCu-BDC-NH2, with hierarchical porosity was synthesized using cetyltrimethylammonium bromide (CTAB) as a pore-generation agent. In addition to its common functions including structure-directing ligands or...

  • Article
  • Open Access
15 Citations
7,699 Views
12 Pages

10 October 2019

Clean production of renewable fuels is a great challenge of our scientific community. Iridium complexes have demonstrated a superior catalytic activity in the water oxidation (WO) reaction, which is a crucial step in water splitting process. Herein,...

  • Communication
  • Open Access
12 Citations
6,327 Views
15 Pages

Luminescent Lanthanide Metal Organic Frameworks for cis-Selective Isoprene Polymerization Catalysis

  • Samantha Russell,
  • Thierry Loiseau,
  • Christophe Volkringer and
  • Marc Visseaux

9 November 2015

In this study, we are combining two areas of chemistry; solid-state coordination polymers (or Metal-Organic Framework—MOF) and polymerization catalysis. MOF compounds combining two sets of different lanthanide elements (Nd3+, Eu3+/Tb3+) were used fo...

  • Review
  • Open Access
70 Citations
10,287 Views
18 Pages

26 April 2020

This mini-review presents a general overview of the progress achieved during the last decade on the amalgamation of CuAAC processes (copper-catalyzed azide-alkyne cycloaddition) with the employment of sustainable solvents as reaction media. In most o...

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