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Direct electrocatalytic CO2 reduction in a pressurized tubular protonic membrane reactor Chem Catal. Pub Date : 2023-09-27 Imanol Quina, Laura Almar, David Catalán-Martínez, Amir Masoud Dayaghi, Agustin Martínez, Truls Norby, Sonia Escolástico, Jose M. Serra
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Double cobalt-catalyzed atroposelective C–H activation: One-step synthesis of atropisomeric indoles bearing vicinal C–C and C–N diaxes Chem Catal. Pub Date : 2023-09-26 Amandine Luc, João C.A. Oliveira, Philipp Boos, Nicolas Jacob, Lutz Ackermann, Joanna Wencel-Delord
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Evolution of oxygen vacancies in cerium dioxide at atomic scale under CO2 reduction Chem Catal. Pub Date : 2023-09-22 Jiangshan Qu, Wei Liu, Runze Liu, Jiandong He, Dongdong Liu, Zhaochi Feng, Zhendong Feng, Rengui Li, Can Li
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Modulating the electronic spin state of atomically dispersed iron sites by adjacent zinc atoms for enhanced spin-dependent oxygen electrocatalysis Chem Catal. Pub Date : 2023-09-21 Lilian Wang, Zhiyuan Mei, Qi An, Xuelin Sheng, Qi Jing, Wenjin Huang, Xiaofeng Wang, Xiaoxiao Zou, Hong Guo
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Proton-exchange membrane water electrolysis: From fundamental study to industrial application Chem Catal. Pub Date : 2023-09-21 Lei Shi, Junda Chen, Shenlong Zhao, Lei Du, Siyu Ye
In this Activity article, Shenlong Zhao (professor at the National Center for Nanoscience and Technology), Lei Du (associate professor at Guangzhou University), Siyu Ye (professor at Guangzhou University and vice chair and chief technology officer at SinoHykey), and their collaborators exchange their views on the recent progress of, insights into, and applications of key materials for proton-exchange
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Challenges and opportunities for industrial proton-exchange membrane water splitting Chem Catal. Pub Date : 2023-09-21 Junda Chen, Lei Shi, Lei Du, Siyu Ye, Shenlong Zhao
In this Activity article, Lei Du (associate professor at Guangzhou University), Siyu Ye (professor at Guangzhou University and vice chair and chief technology officer at SinoHykey), Shenlong Zhao (professor at the National Center for Nanoscience and Technology), and their collaborators discuss the challenges and opportunities of key materials for proton-exchange membrane (PEM) water splitting from
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Steric modulation of CAACs controls orientation and ethenolysis performance Chem Catal. Pub Date : 2023-09-21 Katrina H. Jensen, Brian W. Michel
In this issue of Chem Catalysis, Sytniczuk, Kajetanowicz, and Grela report on sterically tuned cyclic(alkyl)(amino)carbene (CAAC) ligands to protect the requisite Ru-methylidene ([Ru]=CH2) intermediate present during the ethenolysis of renewable fatty acid methyl esters (FAMEs). Surprising structural characteristics of the Ru-CAAC complexes result in a turnover number of up to 740,000 and sub-ppm catalyst
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Fundamental insights to improve zeolite catalysts for the reduction of nitrogen oxides Chem Catal. Pub Date : 2023-09-21 Mercedes Boronat
The commercial catalysts currently used to mitigate NOx emissions from diesel vehicles are based on copper-exchanged zeolites with the CHA and AEI structures. In this issue of Chem Catalysis, DeLuca et al. investigate how zeolite framework topology affects catalyst performance, providing new strategies for the design of improved materials.
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Cu-catalyzed borylative coupling enables desymmetrization of meso-dibromocycloalkenes Chem Catal. Pub Date : 2023-09-21 Baoquan Zhan, Chuan He
In this issue of Chem Catalysis, Fañanás-Mastral and co-workers report on the development of desymmetrization of meso-dibromocycloalkenes by using a copper-catalyzed borylative coupling with alkynes via a catalytically generated boron-substituted alkenylcopper intermediate. This transformation gives access to a wide range of chiral cycloalkenes featuring stereodefined alkenyl boronate and bromide functionalities
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Detailed computational analysis reveals the molecular basis of FTO catalysis Chem Catal. Pub Date : 2023-09-21 Lide Cha, Angela Yao, Wei-chen Chang
In this issue of Chem Catalysis, Karabencheva-Christova and co-workers report the mechanistic elucidation of fat-mass and obesity-associated enzyme (FTO). Through comprehensive computational analysis, the FTO-catalyzed demethylation pathway and mechanism are examined. Additionally, how key mutations affect enzyme catalysis is also investigated.
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Synergistic photoredox-pyridoxal radical biocatalysis enables synthesis of noncanonical amino acids Chem Catal. Pub Date : 2023-09-21 Hui Wang, Yuxuan Ye
Recently in Science, Yang and co-workers reported a novel biocatalytic method to access valuable noncanonical amino acids (ncAAs) in a single operation. This unique reaction mode that was previously not known in biochemistry and organic chemistry was realized through the synergistic merger of photoredox catalysis and pyridoxal 5′-phosphate (PLP) biocatalysis.
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Identifying the geometric symmetry role of single-atom chlorine evolution electrocatalyst Chem Catal. Pub Date : 2023-09-21 Yangyang Liu, Shenlong Zhao
Chlorine evolution reaction (CER) is the heart of the chlor-alkali process. A pivotal prerequisite for enabling cost-effective and eco-friendly chemical synthesis lies in the proficiency of CER electrocatalyst. Recent significant research by Cho et al. introduces platinum single-atom catalysts, illuminating a promising path to enhance the catalytic activity of CER.
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Effects of external physical fields on electrocatalysis Chem Catal. Pub Date : 2023-09-20 Song Xue, Yang Gao, Bin Wang, Linjie Zhi
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The role of the metal core in the performance of WOx inverse catalysts Chem Catal. Pub Date : 2023-09-18 Jiahua Zhou, Alfred Worrad, Yunzhu Wang, Kewei Yu, Siddharth Deshpande, J. Anibal Boscoboinik, Stavros Caratzoulas, Weiqing Zheng, Dionisios G. Vlachos
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Steering the products distribution of CO2 electrolysis: A perspective on extrinsic tuning knobs Chem Catal. Pub Date : 2023-09-14 Guiru Zhang, Ke Ye, Baoxin Ni, Kun Jiang
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Modulating the proton transfer kinetics via Ru single atoms for highly efficient ammonia synthesis Chem Catal. Pub Date : 2023-09-13 Suxian Xu, Yong Zhu, Zhibing Wen, Shengming Yu, Ziyue Teng, Guoquan Liu, Hua Gao, Ran Zhao, Licheng Sun, Fei Li
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Confining the electrodeposition of FeCoNi oxide within a Nafion layer for the fabrication of stable oxygen evolution electrocatalysts Chem Catal. Pub Date : 2023-09-06 Daniel K. Sarfo, Jessica Crawford, James D. Riches, Anthony P. O’Mullane
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Optimizing water dissociation dehydrogenation process via Sn single atom incorporation for boosting photocatalytic CO2 methanation Chem Catal. Pub Date : 2023-09-04 Mingyang Li, Chengxuan He, Xiao Yang, Zhiguo Liu, Jiaying Li, Lingzhi Wang, Shiqun Wu, Jinlong Zhang
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Uncertainties in the reactivity of atomically dispersed catalytic metal: Can any single-atom catalyst work like a charm? Chem Catal. Pub Date : 2023-09-01 Ewa Chukwu, Ming Yang
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Diastereoselective congested β-amido ketone synthesis via NHC-catalyzed radical-radical coupling Chem Catal. Pub Date : 2023-08-31 Yukiya Sato, Yusuke Miyamoto, Takanori Matsui, Yuto Sumida, Hirohisa Ohmiya
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Revealing the catalytic strategy of FTO Chem Catal. Pub Date : 2023-08-28 Ann Varghese, Sodiq O. Waheed, Shobhit S. Chaturvedi, Isabella DiCastri, Ciara LaRouche, Brendan Kaski, Nicolai Lehnert, Deyu Li, Christo Z. Christov, Tatyana G. Karabencheva-Christova
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Desymmetrization of meso-dibromocycloalkenes by copper-catalyzed asymmetric borylative coupling with alkynes Chem Catal. Pub Date : 2023-08-24 Irene Sánchez-Sordo, Andrea Chaves-Pouso, Jaime Mateos-Gil, Eva Rivera-Chao, Martín Fañanás-Mastral
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Convex polyhedral nanocrystals with high-index and low-index microfacets for electrochemical co-production of ozone and hydrogen peroxide Chem Catal. Pub Date : 2023-08-21 Huaijie Shi, Ge Feng, Tulai Sun, Xiaosa Wang, Lei Ding, Zhi Wang, Hui Jin, Qiaoli Chen, Shibin Wang, Xing Zhong, Yihan Zhu, Jianguo Wang
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Exposing facets on command Chem Catal. Pub Date : 2023-08-17 Roberto Schimmenti
Controlling the structure of electrocatalysts by using simple synthesis methods is a long-term goal of the catalysis and materials science communities. In this issue of Chem Catalysis, Chen et al. describe how the concentration of OH− in solution directs the synthesis of single-crystal bimetallic kolwezite toward 2D nanosheets and 1D nanorods.
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A pathway with high carbon utilization for converting greenhouse gases into aromatics Chem Catal. Pub Date : 2023-08-17 Pengcheng Feng, Weibin Fan, Mei Dong
The conversion of CO2 into aromatics with high carbon utilization is a highly desirable but challenging process. In the July issue of Chem Catalysis, Liu and co-workers explore the conversion of CO2 with chloromethane to aromatics by using a H-ZSM-5 catalyst, where the intermediates lactone and cyclopentenone play a crucial role.
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Ruthenium olefin metathesis catalysts featuring chelating benzylidene-triazole ligands Chem Catal. Pub Date : 2023-08-17 Allegra L. Liberman-Martin
In this issue of Chem Catalysis, Shi and co-workers describe the synthesis and olefin metathesis activity of ruthenium complexes with chelating benzylidene-triazole ligands. Catalyst decomposition is slow at up to 80°C, which enables challenging catalytic reactions, including cross-metathesis of trans-alkenes and macrocycle synthesis by dynamic covalent chemistry.
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Nitrogen-doped Co3O4/Pt nanocatalysts for CO oxidation via a water-promoting effect Chem Catal. Pub Date : 2023-08-17 Rahul P. Gaikwad, Manoj B. Gawande
Reporting in this issue of Chem Catalysis, Zhan and co-workers have designed N-Co3O4/Pt nanocatalysts by using ZIF-67 nanocubes as self-sacrificing templates for CO oxidation via a water-promoting effect. They mechanistically studied the catalytic reaction of CO oxidation via diffuse reflectance infrared Fourier transform spectroscopy (DRIFTS) and density functional theory (DFT) calculations.
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Subsurface engineering for efficient photocatalytic water splitting Chem Catal. Pub Date : 2023-08-17 Yuanfu Ren, Wenhuan Huang, Mayasem Ayidh Alsuhami, Huabin Zhang, Jinhua Ye
Efficient charge separation and high intrinsic catalytic activity are two pivotal factors for high-performance photocatalysis. In this issue of Chem Catalysis, Zheng and co-workers developed an ingenious subsurface engineering of two-dimensional hexagonal ZnIn2S4, significantly promoting the electron transfer dynamics and overall efficiency of photocatalytic water splitting.
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Amazing, highly active catalyst for the synthesis of primary amines via reductive amination Chem Catal. Pub Date : 2023-08-17 Yanqin Wang
In this issue of Chem Catalysis, Ma et al. describe a general synthesis of various primary amines over a novel single cobalt atom catalyst anchored by divacancy sites on the graphene-shelled layers. The advantages, in terms of operational simplicity, high stability, and an easily recyclable and cost-effective nature, benefit further industrial applications.
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The catalytic nitrene-oxo transfer battle in water as solvent Chem Catal. Pub Date : 2023-08-17 María Álvarez, Pedro J. Pérez
In this issue of Chem Catalysis, De Bruin, Reek, Roithová, and co-workers describe the cobalt-catalyzed nitrene transfer reaction to styrene in water, leading to either aziridine (from nitrene transfer) or epoxide (from metallonitrene hydrolysis and oxo transfer). Full control of selectivity depends on the reaction medium.
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One stone, two birds: Ingenious design of olefin epoxidation Chem Catal. Pub Date : 2023-08-17 Rui Zhang, Ling Zhang, Zhen-An Qiao
In this issue of Chem Catalysis, Yong Wang and co-workers developed a tandem catalytic strategy and demonstrated that the dehydrogenated peroxycarboximidic acid derived from 3-cyanopyridine is the crucial reactive oxygen species (ROS) for highly selective olefin epoxidation with integrated production of nicotinamide derivatives.
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Lattice strain of Cu nanocrystals modulates CO adsorption energy Chem Catal. Pub Date : 2023-08-17 Byeongyoon Kim, Jongsik Park, Kwangyeol Lee
Kinetic challenges in electrochemical CO reduction reaction (CORR) arise from high activation barriers caused by dipole-dipole repulsion between adsorbed CO species. Lattice-strain engineering of nanocatalysts can modulate catalyst performance by influencing the interaction between catalyst surfaces and reactants. In the August issue of Chem, Ma et al. demonstrate precise control of lattice strain
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Battery and biomass refining: A cost-effective integration Chem Catal. Pub Date : 2023-08-17 Yiying Xiao, Ning Yan
Developing rechargeable batteries that simultaneously produce valuable chemicals could enhance cost-effectiveness and sustainability. Recently in Angewandte Chemie, Duan and co-workers proposed a novel integration of electricity storage and generation with furfuryl alcohol and furoic acid production from furfural by leveraging the capabilities of a bifunctional Rh1Cu alloy and a Co0.2Ni0.8(OH)2 redox
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Isodesmic metathesis chemistry: A novel way to recycle P(V) Chem Catal. Pub Date : 2023-08-17 Tribani Boruah, Rebecca L. Melen, Thomas Wirth
Since the P=O bond is thermodynamically inert, reducing phosphine oxides to phosphines is notoriously challenging. This preview highlights the recent findings of Xue et al., who describe, through thermodynamic and mechanistic investigation, a novel synthetic pathway for reducing phosphine oxide by employing isodesmic reactions without stoichiometric activators.
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Sulfur-modulated isolated NiNx sites toward electrocatalytic hydrogen peroxide generation Chem Catal. Pub Date : 2023-08-17 Xiaogang Li, Wenjie Xu, Luan Q. Le, Shuangming Chen, Li Song, Tej S. Choksi, Xin Wang
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Effects of zeolite framework topology on Cu(I) oxidation and Cu(II) reduction kinetics of NOx selective catalytic reduction with NH3 Chem Catal. Pub Date : 2023-08-16 Mykela DeLuca, Casey B. Jones, Siddarth H. Krishna, Anshuman Goswami, Raghav Saxena, Sichi Li, Subramanian Prasad, Ahmad Moini, William F. Schneider, Rajamani Gounder
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“Inverted” cyclic(alkyl)(amino)carbene ligands allow olefin metathesis with ethylene at parts-per-billion catalyst loading Chem Catal. Pub Date : 2023-08-08 Adrian Sytniczuk, Anna Kajetanowicz, Karol Grela
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Near-infrared-light-induced iron(I) dimer-enabled halogen atom transfer for rapid iodoperfluoroalkylation of alkenes Chem Catal. Pub Date : 2023-08-08 Xiao-Di Su, Qiang Liu, Xue-Ning Li, Bei-Bei Zhang, Zhi-Xiang Wang, Xiang-Yu Chen
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CuxRu1-x catalysts for carbon neutralization with CH4 or CO production Chem Catal. Pub Date : 2023-07-28 Bo Huang, Yuhan Liu, Hirokazu Kobayashi, Zhe Tan, Tomokazu Yamamoto, Takaaki Toriyama, Syo Matsumura, Shogo Kawaguchi, Yoshiki Kubota, Hong Zheng, Hiroshi Kitagawa
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Developing a thermophilic cell factory for high-temperature production of 1,3-propanediol via host-mining and metabolic engineering Chem Catal. Pub Date : 2023-07-25 Zhifei Chen, Jiongqin Liu, Xiao Han, Lina Ma, Ping Xu, Fei Tao
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Graphene-based, Pt-loaded RuO2 nanosheet as a durable and highly active bifunctional oxygen electrode Chem Catal. Pub Date : 2023-07-24 Yunkai Xu, Jun Lu
In this issue of Chem Catalysis, Wu et al. have designed a novel bifunctional catalyst that can be used as a Li-O2 battery cathode. It delivers a low mid-capacity overpotential of 0.78 V for the oxygen evolution reaction (OER) and oxygen reduction reaction (ORR) at 500 mAh/g with over 200 cycles. This work provides inspiration for the design of bifunctional catalysts and elucidates the critical role
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Unlocking the potential of triboelectric plasma jet for nitrogen fixation Chem Catal. Pub Date : 2023-07-20 Xiaopeng Bai, Ke An, Jingtian Hu, Jianfang Wang
In this issue of Chem Catalysis, Wang et al. have constructed a mechanically driven triboelectric plasma jet system for artificial nitrogen fixation, achieving a superior fixation performance at room temperature and atmospheric pressure. The dominant mechanism for nitrogen fixation in this work is attributed to the vibrationally excited dissociation process.
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Sustainable utilization of alkane resources toward carbon neutrality Chem Catal. Pub Date : 2023-07-20
In this Activity article, Peng He (researcher at Synfuels China and the Institute of Coal Chemistry of the Chinese Academy of Sciences) and Lichen Liu (assistant professor at Tsinghua University) exchange views from industrial and academic perspectives on the sustainable utilization of alkane resources during the transition period from the current energy landscape established on fossil fuels to the
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New trends in the catalytic utilization of alkane resources in a carbon-neutral society Chem Catal. Pub Date : 2023-07-20
In this Activity article, Lichen Liu (assistant professor at Tsinghua University) and Peng He (researcher at Synfuels China and the Institute of Coal Chemistry of the Chinese Academy of Sciences) exchange views from academic and industrial perspectives on the new development trends of efficient catalytic processes for sustainable utilization of alkane resources in the context of a carbon-neutral society
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Doubling up on supports: Stabilizing iridium for oxygen evolution Chem Catal. Pub Date : 2023-07-20
Proton exchange membrane (PEM) electrolyzers are a promising technology for sustainable hydrogen production. Unfortunately, designing catalysts for these electrolyzers is challenging because of the harsh corrosive environments. This preview describes a novel strategy by Huang et al. to enhance the structural stability of water oxidation catalysts in acidic media, a step closer to sustainable hydrogen
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Ligand-induced stereodivergent synthesis of spirocycles via Pd-catalyzed [4+2] annulations Chem Catal. Pub Date : 2023-07-20
In this issue of Chem Catalysis, Huang and co-workers report a Pd-catalyzed stereodivergent [4 + 2] annulation of alkylidene pyrazolones with vinyl benzoxazinanones via ligand regulation, synthesizing an array of [6.5]-spiropyrazolones bearing three contiguous stereocenters with high yields and stereoselectivities. The origin of this stereodivergent annulation process was revealed by DFT calculation
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Promotion of syngas conversion to heavy fuels on metal catalyst by promoter and active-site proximity Chem Catal. Pub Date : 2023-07-20
Reporting in Cell Reports Physical Science, Ding and co-workers have discovered higher CO conversion and fuel selectivity in a yolk-shell catalyst (Co-Mn@SiO2) as a result of closer nanoparticle contact than atom-doping and separated nanoparticles in Fischer-Tropsch synthesis (FTS). This research advances the development of high-performance FTS catalysts by controlling promoter-active-site intimacy
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Programmatic functionalization of multihydrosilanes by hydrogen-atom-transfer photocatalysis Chem Catal. Pub Date : 2023-07-20
The development of a robust platform that could functionalize stable silicon feedstocks in a programmable and on-demand fashion is in high demand. Recently in Nature Chemistry, Wu and co-workers reported a hydrogen-atom-transfer photocatalysis for the stepwise functionalization of multihydrosilanes and showed that it is suitable for the on-demand preparation of multisubstituted organosilanes with high
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Styrene aziridination with [CoIII(TAMLred)]– in water: Understanding and preventing epoxidation via nitrene hydrolysis Chem Catal. Pub Date : 2023-07-20 Eva J. Meeus, Max T.G.M. Derks, Nicolaas P. van Leest, Caroline J. Verhoef, Jana Roithová, Joost N.H. Reek, Bas de Bruin
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Organocatalyzed electroreductive direct depolymerization of polyethylene terephthalate Chem Catal. Pub Date : 2023-07-20 Wei Xin Chan, Han Sen Soo
Plastics have become integral parts of modern life, but the indiscriminate disposal of non-biodegradable plastic waste has created an environmental crisis worldwide. In this issue of Chem Catalysis, Luca and co-workers report a groundbreaking, organocatalyzed electroreductive approach to depolymerizing polyethylene terephthalate back to its monomers ethylene glycol and terephthalic acid.
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A general synthesis of amines via cobalt atoms individually anchored by divacancy sites on graphene-shelled layers Chem Catal. Pub Date : 2023-07-19 Xiuzheng Zhuang, Jianguo Liu, Yangqi Ji, Xiaojun Wu, Xinghua Zhang, Lungang Chen, Qi Zhang, Longlong Ma
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Pd-catalyzed enantioselective synthesis of axially chiral alkylidene cycloalkanes Chem Catal. Pub Date : 2023-07-14
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Activating surface sulfur atoms via subsurface engineering toward boosted photocatalytic water splitting Chem Catal. Pub Date : 2023-07-13 Xiaowei Shi, Xin Wang, Huiqian Jiang, Xuetao Qin, Xiaohui Li, Guan Sheng, Can Yu, Lirong Zheng, Chongzhi Zhu, Lingxia Zheng, Liang Mao, Ding Ma, Yihan Zhu, Huajun Zheng
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Transition metal-catalyzed asymmetric three-component dicarbofunctionalization of unactivated alkenes Chem Catal. Pub Date : 2023-07-13 Jian Han, Rui He, Chao Wang
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Tandem catalytic efficient olefin epoxidation with integrated production of nicotinamide derivatives Chem Catal. Pub Date : 2023-07-11 Liwei Zhang, Shanjun Mao, Yali Liu, Bing Lu, Yongtao Wang, Haoran Li, Yong Wang
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Water promoting effect in CO oxidation over N-doped Co3O4/Pt nanocatalysts by tailoring metal-support interfaces Chem Catal. Pub Date : 2023-07-10 Zhongliang Huang, Siyuan Hu, Yinan Xu, Jinxin He, Dongren Cai, Kang Sun, Jianchun Jiang, Guowu Zhan
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Liquid/liquid heterogeneous reaction monitoring: Insights into biphasic Suzuki-Miyaura cross-coupling Chem Catal. Pub Date : 2023-07-06 Yusuke Sato, Junliang Liu, Ikenna Edward Ndukwe, Maria Victoria Silva Elipe, Daniel J. Griffin, James I. Murray, Jason E. Hein