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Direct electro-synthesis of valuable C=N compound from NO Chem Catal. Pub Date : 2022-06-22 Xianhao Zhang, Huijuan Jing, Shiming Chen, Bing Liu, Liang Yu, Jianping Xiao, Dehui Deng
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Strategies and challenges on selective electrochemical hydrogen peroxide production: Catalyst and reaction medium design Chem Catal. Pub Date : 2022-06-22 Meng Dan, Ruyi Zhong, Shangyu Hu, Huixiang Wu, Ying Zhou, Zhao-Qing Liu
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Oxygen vacancies role in thermally driven and photon driven catalytic reactions Chem Catal. Pub Date : 2022-06-21 Hicham Idriss
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Silica samurai: Aristocrat of energy and environmental catalysis Chem Catal. Pub Date : 2022-06-21 Dake Zhang, Haiting Cai, Yize Su, Wei Sun, Deren Yang, Geoffrey A. Ozin
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Challenges in radical/nonradical-based advanced oxidation processes for carbon recycling Chem Catal. Pub Date : 2022-06-21 Yangyang Yang, Wei Ren, Kunsheng Hu, Panpan Zhang, Yuxian Wang, Xiaoguang Duan, Hongqi Sun, Shaobin Wang
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CPA-catalyzed multicomponent reaction of anilines, aldehydes, and azetidinones: Rapid access to enantiopure-fused azetidines Chem Catal. Pub Date : 2022-06-20 Lei-Lei Qian, Yan-Cheng Hu, Xiang-Ting Min, Sa-Na Yang, Bing-Xue Shen, Boshun Wan, Qing-An Chen
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Boosting electrocatalytic water splitting by magnetic fields Chem Catal. Pub Date : 2022-06-20 Xiaoning Li, Zhenxiang Cheng
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Photocatalytic fluoroalkylations of (hetero)arenes enabled by the acid-triggered reactivity umpolung of acetoxime esters Chem Catal. Pub Date : 2022-06-16 Min Zhang, Jing Chen, Shijun Huang, Biping Xu, Jin Lin, Weiping Su
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Never too late: Stereoselective alkyne semi-hydrogenation by Ir catalysis Chem Catal. Pub Date : 2022-06-16 Albert Poater
After more than 200 years of history of organic chemistry, in this issue of Chem Catalysis, Grela and co-workers describe the chemo- and stereo-selectivity of the semi-hydrogenation of alkynes with formic acid as a hydrogen source by means of the combination of an iridium metal center with an asymmetric phosphine.
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Photoredox-catalyst-controlled divergent alkylation of α-CF3-olefins Chem Catal. Pub Date : 2022-06-16 Fan Chen, Lingling Chu
In this issue of Chem Catalysis, Shen and coworkers report a photoredox-catalyzed divergent radical alkylation of α-CF3-olefins through a juidicious choice of photocatalysts with suitable reduction potentials, delivering a series of gem-difluoroalkenes and trifluoromethyl alkanes from α-CF3 olefins. The use of hexafluoroisopropanol (HFIP) as an additive is important to the selective construction of
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Generation of quantum dots at the semiconductor surface for photoreforming of biomass to CO Chem Catal. Pub Date : 2022-06-16 Vitaly V. Ordomsky
In this issue of Chem Catalysis, Wang et al. proposed a new approach by incorporating CdO quantum dots (QDs) to CdS surface by partial oxidation of CdS surface. The catalyst demonstrates efficient biomass reforming to CO by the promotion of separation of electrons and holes at the CdO-QDs/CdS intimate heterojunction.
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Revealing the role of edges in the electrocatalytic synthesis of H2O2 over metal-free nanocarbon Chem Catal. Pub Date : 2022-06-16 Gabriele Centi, Siglinda Perathoner
Designing efficient metal-free electrocatalysts for the synthesis of hydrogen peroxide (H2O2) requires precisely identifying the reaction mechanism. Reporting in Matter, Lin and co-workers showcase the role of edges by using molecular nanocarbon models. Time-resolved spectroscopy, combined with simulation studies and kinetic isotope experiments, indicates that the rate-determining step is the formation
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Pushing heterogeneous bimetallic catalyst to biatomic ensemble Chem Catal. Pub Date : 2022-06-16 Xuewei Huang, Zhiyong Tang
The supported bimetallic catalysts with well-defined structure play a crucial role in heterogeneous catalytic reactions. Recently in Cell Reports Physical Science, Chen et al. developed an atomically stepwise assembly approach to synthesize multinuclear metal catalysts of tunable electronic structure and further demonstrated their high catalytic performance in the model “click” reaction.
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Amine dehydrogenases: Current status and potential value for chiral amine synthesis Chem Catal. Pub Date : 2022-06-16 Jianqiao Liu, Weixi Kong, Jing Bai, Yongxing Li, Lele Dong, Liya Zhou, Yunting Liu, Jing Gao, Ruth T. Bradshaw Allen, Nicholas J. Turner, Yanjun Jiang
Abstract not available
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Design of frustrated Lewis pair in defective TiO2 for photocatalytic non-oxidative methane coupling Chem Catal. Pub Date : 2022-06-15 Jiayu Ma, Qingqing Zhang, Ziyu Chen, Kai Kang, Lihan Pan, Shiqun Wu, Chen Chen, Zhiqin Wu, Jinlong Zhang, Lingzhi Wang
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Recent progress on MTO reaction mechanisms and regulation of acid site distribution in the zeolite framework Chem Catal. Pub Date : 2022-06-14 Sen Wang, Zhangfeng Qin, Mei Dong, Jianguo Wang, Weibin Fan
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Intermolecular amination of allenes via 2-fold photocatalytic nitrene transfer reactions Chem Catal. Pub Date : 2022-06-09 Yujing Guo, Claire Empel, Chao Pei, Hao Fang, Sripati Jana, Rene M. Koenigs
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Vitamin B12: An efficient cobalt catalyst for sustainable generation of radical species Chem Catal. Pub Date : 2022-06-07 Maciej Giedyk, Dorota Gryko
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Rationally designed nitrogen-doped carbon macroporous fibers with loading of single cobalt sites for efficient aqueous Zn-CO2 batteries Chem Catal. Pub Date : 2022-06-07 Yafei Zhao, Zhihao Pei, Xue Feng Lu, Deyan Luan, Xin Wang, Xiong Wen (David) Lou
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Recent status and challenging perspective of high entropy oxides for chemical catalysis Chem Catal. Pub Date : 2022-06-06 Yi Wang, Jinxing Mi, Zhong-Shuai Wu
High entropy oxides (HEOs) have attracted wide interest for chemical catalysis owing to abundant active sites, adjustable specific surface area, stable crystal structure, extraordinary geometric compatibility, and unique electronic balance factors, exhibiting huge potential value for commercial exploitation. Here, the recent progress and current challenges of HEOs from the typical synthetic strategies
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Producing ultrastable Ni-ZrO2 nanoshell catalysts for dry reforming of methane by flame synthesis and Ni exsolution Chem Catal. Pub Date : 2022-06-01 Shuo Liu, Chaochao Dun, Mihir Shah, Junjie Chen, Satyarit Rao, Jilun Wei, Eleni A. Kyriakidou, Jeffrey J. Urban, Mark T. Swihart
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Ruthenium/titanium oxide interface promoted electrochemical nitrogen reduction reaction Chem Catal. Pub Date : 2022-05-31 Weizheng Cai, Ya-Fei Jiang, Jincheng Zhang, Hongbin Yang, Junming Zhang, Cong-Qiao Xu, Wei Liu, Jun Li, Bin Liu
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Highly efficient CeO2-supported noble-metal catalysts: From single atoms to nanoclusters Chem Catal. Pub Date : 2022-05-31 Han Yan, Ningqiang Zhang, Dingsheng Wang
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Ultra-durable Ni-Ir/MgAl2O4 catalysts for dry reforming of methane enabled by dynamic balance between carbon deposition and elimination Chem Catal. Pub Date : 2022-05-27 Haocheng Li, Cong Hao, Jingqing Tian, Shuai Wang, Chen Zhao
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Boosting exciton dissociation by regulating dielectric constant in covalent organic framework for photocatalysis Chem Catal. Pub Date : 2022-05-26 Guoqing Li, Ping Fu, Qihong Yue, Fangpei Ma, Xiaolong Zhao, Shu Dong, Xin Han, Yu Zhou, Jun Wang
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Discovery, characterization, and metabolic engineering of Rieske non-heme iron monooxygenases for guaiacol O-demethylation Chem Catal. Pub Date : 2022-05-20 Alissa Bleem, Eugene Kuatsjah, Gerald N. Presley, Daniel J. Hinchen, Michael Zahn, David C. Garcia, William E. Michener, Gerhard König, Konstantinos Tornesakis, Marco N. Allemann, Richard J. Giannone, John E. McGeehan, Gregg T. Beckham, Joshua K. Michener
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Mechanistic insights in electro-synthesis of biomass-derived chemicals: The Kolbe reaction Chem Catal. Pub Date : 2022-05-19 Bert M. Weckhuysen
Green electrons can be used in the synthesis of biomass-derived chemicals. In this issue of Chem Catalysis, Chan and co-workers provide new insights into the Kolbe reaction, which electrocatalytically produces alkanes from carboxylic acids, such as acetic acid. They resolve a debate regarding the origin of an inflection zone in the current-potential curve.
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Efficient oxygen evolution reaction electrocatalysts can boost green hydrogen electrosynthesis Chem Catal. Pub Date : 2022-05-19 Christian Durante
In this issue of Chem Catalysis, Gohari-Bajestani et al. report on novel Fe-Co oxyfluoride catalysts that are able to surpass the state-of-the-art catalysts for the oxygen evolution reaction. Experimental and computational data suggest a cooperative effect between the Fe and Co metal sites responsible for the high catalytic activity.
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Nanoarchitecture engineering in heterogeneous photocatalysis for improved activity and selectivity Chem Catal. Pub Date : 2022-05-19 Kunlei Wang, Kenta Yoshiiri, Ewa Kowalska
The improvement of photocatalysts’ performance is one of the hottest research topics nowadays. In this issue of Chem Catalysis, Fornasiero, Naldoni, and colleagues propose a promising design strategy for enhancing photocatalytic activity via the formation of engineered defects in brookite titania nanorods for substrate-specific oxidation reactions.
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Lattice-confined Co single-atom catalysts for stable oxygen evolution Chem Catal. Pub Date : 2022-05-19 Jiyu Zhang, Weihua Chen
In this issue of Chem Catalysis, Yoon and colleagues report a cobalt (Co) single-atom catalyst anchored on highly crystalline V2O5·nH2O nanobelts by template-assisted synthesis, and it exhibits a stable oxygen evolution performance (over 450 h) in Zn-air batteries due to efficient lattice confinement to isolated Co atoms with strong oxygen-coordinated ability.
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Production of ethylbenzene and propylbenzene from benzene alkylation using carbon dioxide Chem Catal. Pub Date : 2022-05-19 Qiongyao Chen, Dilong Chen, Lin He
Conversion of carbon dioxide (CO2) to aromatics is a promising means of consumption of CO2 and assists the goal of carbon neutrality. In this issue of Chem Catalysis, Yuan and co-workers report the synthesis of ethylbenzene and propylbenzene from CO2 by precise control of C–C coupling and subsequent alkylation.
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Novel hybrid alcohol-dominated reaction network for highly selective conversion of CO2 into ethene Chem Catal. Pub Date : 2022-05-19 Yang Wang, Guohui Yang, Mingbo Wu, Noritatsu Tsubaki
The rational design of a novel catalytic system for the directional transformation of CO2 into a single product is the key factor for the industrial application of this carbon resource but is challenging. Recently in Chem, Fan and co-workers manufactured a new bifunctional catalyst, Cr2O3(SG)/H-SAPO-34, for highly selective ethene production via a CO2 hydrogenation strategy. Benefiting from the precisely
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Aprotic electrolytes enhance the CO electro-reduction selectivity for C2 products Chem Catal. Pub Date : 2022-05-19 Joyjit Kundu, Sang-Il Choi
Electrochemical conversion of CO to C2 products with high selectivity and efficiency remains a major challenge. In March’s issue of the Journal of the American Chemical Society, Chu and Surendranath reported that aprotic solvent-based electrolytes are more effective at converting CO to C2 products compare to aqueous electrolytes.
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Paving the way to ambient pressure photothermal methanol synthesis Chem Catal. Pub Date : 2022-05-19 Tze Hao Tan, Rose Amal
In a recent Nature Communications publication, Zhang et al. demonstrated a new black indium oxide photothermal catalyst capable of converting carbon dioxide to methanol under solar irradiation at ambient pressure. The catalyst shows remarkable selectivity toward methanol formation over carbon monoxide, overcoming limitations for such reactions.
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Carbonylative cycloaddition of alkenes and imines to β-lactams enabled by resolving the acid-base paradox Chem Catal. Pub Date : 2022-05-18 Yongzheng Ding, Hanmin Huang
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Design principles of hydrogen-evolution-suppressing single-atom catalysts for aqueous electrosynthesis Chem Catal. Pub Date : 2022-05-16 Pengfei Wang, Zhaoyu Jin, Panpan Li, Guihua Yu
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Ligand-to-metal ratio controls stereoselectivity: Highly functional-group-tolerant, iridium-based, (E)-selective alkyne transfer semihydrogenation Chem Catal. Pub Date : 2022-05-16 Rafał Kusy, Marcin Lindner, Jakub Wagner, Karol Grela
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Rational design of carbon nitride for remarkable photocatalytic H2O2 production Chem Catal. Pub Date : 2022-05-12 Heng Zhao, Qiu Jin, Mohd Adnan Khan, Steve Larter, Samira Siahrostami, Md Golam Kibria, Jinguang Hu
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Surface engineering of Cu catalysts for electrochemical reduction of CO2 to value-added multi-carbon products Chem Catal. Pub Date : 2022-05-11 Hassina Tabassum, Xiaoxuan Yang, Ruqiang Zou, Gang Wu
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CO spillover on ultrathin bimetallic Rh/Rh-M nanosheets Chem Catal. Pub Date : 2022-05-11 Ling Li, Mingyu Chu, Ruru Song, Shangheng Liu, Guomian Ren, Yong Xu, Lu Wang, Qingfeng Xu, Qi Shao, Jianmei Lu, Xiaoqing Huang
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Probing the core and surface composition of nanoalloy to rationalize its selectivity: Study of Ni-Fe/SiO2 catalysts for liquid-phase hydrogenation Chem Catal. Pub Date : 2022-05-09 Dichao Shi, Achraf Sadier, Jean-Sébastien Girardon, Anne-Sophie Mamede, Carmen Ciotonea, Maya Marinova, Lorenzo Stievano, Moulay T. Sougrati, Camille La Fontaine, Sébastien Paul, Robert Wojcieszak, Eric Marceau
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Pyrimidine-assisted synthesis of S, N-codoped few-layered graphene for highly efficient hydrogen peroxide production in acid Chem Catal. Pub Date : 2022-05-11 Jiaoxing Xu, Yaqi Cui, Meilin Wang, Guoliang Chai, Lunhui Guan
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Challenges of photocatalysis and their coping strategies Chem Catal. Pub Date : 2022-05-05 Xinru Li, Yao Chen, Ying Tao, Li Shen, Zhenmin Xu, Zhenfeng Bian, Hexing Li
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Cooperative Pd/Cu-catalyzed diastereodivergent coupling of allenamides and aldimine esters to access the Mannich-type motifs Chem Catal. Pub Date : 2022-05-04 Weiwei Chai, Bin Guo, Qinglong Zhang, Weiwei Zi
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Photo-splitting of water toward hydrogen production and active oxygen species for methane activation to methanol on Co-SrTiO3 Chem Catal. Pub Date : 2022-05-04 Zhijun Zhang, Jian Zhang, Yanru Zhu, Zhe An, Xin Shu, Hongyan Song, Wenlong Wang, Zhigang Chai, Chuanbao Shang, Shuangjiang Jiang, Yusheng Jing, Lirong Zheng, Jing He
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Tuning lignin properties by mild ionic-liquid-mediated selective alcohol incorporation Chem Catal. Pub Date : 2022-05-04 Zhiwen Wang, Zhenlei Zhang, Hongqi Wang, Peter J. Deuss
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Steering CO2 hydrogenation coupled with benzene alkylation toward ethylbenzene and propylbenzene using a dual-bed catalyst system Chem Catal. Pub Date : 2022-04-25 Jiachang Zuo, Chong Liu, Xiaoqin Han, Danlu Wen, Xiaoying Liu, Linmin Ye, Wei Zhuang, Youzhu Yuan
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Opportunities for electrocatalytic biomass valorization Chem Catal. Pub Date : 2022-04-21 Haohong Duan, Feng Wang
In this Activity article, Haohong Duan (associate professor at Tsinghua University) and Feng Wang (professor at the Dalian Institute of Chemical Physics) introduce the electrocatalytic strategy for biomass valorization and discuss the opportunities and challenges associated with its practical applications.
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Defect-modulated O-coordination: A new strategy for electronic structure two-tier tuning Chem Catal. Pub Date : 2022-04-21 Fangxu Lin, Shaojun Guo
The creation and precise analysis of novel Fe-N-C atomic architecture with an optimal electronic structure are important for oxygen reduction reaction (ORR) electrocatalysis. In this issue of Chem Catalysis, Li’s group reports a class of square-pyramidal Fe-N4 active sites with superior ORR performance derived from two-tier fine-tuning of the electronic structure via well-characterized defect-modulated
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Opportunities and future directions for photocatalytic biomass conversion to value-added chemicals Chem Catal. Pub Date : 2022-04-21 Feng Wang, Haohong Duan
In this Activity article, Feng Wang (professor at the Dalian Institute of Chemical Physics) and Haohong Duan (associate professor at Tsinghua University) discuss the opportunities for photocatalytic biomass conversion and look at future directions associated with the practical applications.
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para-Xylene productivity from syngas over Co2C nanoprisms combined with versatile zeolites Chem Catal. Pub Date : 2022-04-21 Jingfeng Han, Zhong-Pan Hu, Yingxu Wei
In this issue of Chem Catalysis, Wang et al. report high-performance CoMnAl/HZSM-5 bifunctional catalysts for application in the transformation of syngas to aromatics. The versatile HZSM-5@silicalite-1 zeolites, with a hollow nanostructure and a scaly shell, were fabricated to regulate the selective synthesis of aromatic products, especially para-xylene.
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Sulfonylation enabled through the photoactivation of EDA complexes Chem Catal. Pub Date : 2022-04-21 Simon De Kreijger, Ludovic Troian-Gautier
In this issue of Chem Catalysis, Molander and co-workers report the visible-light photoactivation of electron donor-acceptor (EDA) complexes formed between thianthrenium and sodium sulfinate derivatives to generate sulfone-containing compounds in moderate to good yields. This approach can be used for late-stage functionalization and enables the retention of halide handles.
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Finding efficient catalyst designs: A high-precision method to reveal active sites Chem Catal. Pub Date : 2022-04-21 Richard W. Haid, Regina M. Kluge, Thorsten O. Schmidt, Aliaksandr S. Bandarenka
Designing efficient electrocatalytic structures requires reliable guidelines. For this purpose, experimental approaches for the characterization of model electrodes in operando conditions are valuable. Reporting in Joule, Agnoli et al. showcase the determination of site-specific reaction onset potentials and Tafel slopes by using electrochemical scanning tunneling microscopy.
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A photochemical interruption of the Cloke-Wilson rearrangement Chem Catal. Pub Date : 2022-04-21 Quan-Qing Zhao, Oliver Reiser
In the inaugural issue of Tetrahedron Chem, Liu, Wei, and Shi describe a photoredox catalyzed variant of the Cloke-Wilson rearrangement featuring the ring-opening and interrupted recyclization of cyclopropyl ketones by intramolecular nucleophilic attack with an indole moiety, thus leading to unique macrocyclic frameworks.
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Electrifying enzymatic cascades for organic synthesis Chem Catal. Pub Date : 2022-04-21 Lincoln Mtemeri, David P. Hickey
A one-pot method for converting paraffinic hydrocarbons into versatile synthetic intermediates has been a long-standing goal in chemical catalysis research. In March’s issue of the Journal of the American Chemical Society, Minteer and co-workers report an electrochemically driven enzymatic cascade capable of producing imines from unactivated alkanes.
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A promising new paradigm for performance-advantaged nylon sourced from β-ketoadipic acid Chem Catal. Pub Date : 2022-04-21 Yasheen Jadidi, Amaya Mathes Hewage, Karen Draths
In a recent issue of Cell Reports Physical Science, Rorrer et al. describe β-ketoadipic acid synthesis by an engineered Pseudomonas putida KT2440 strain and its incorporation in a nylon-6,6 analog. Physical properties, molecular dynamics simulations, techno-economics, and supply chain modeling corroborate its potential as a building block for biobased polymers.