ArtikelFacile Synthesis of Linear and Cyclic Poly(diphenylacetylene)s by Molybdenum and Tungsten Catalysisvon Mami Miyairi et al. · 06.09.2023 Two improved methods for synthesis of poly(diphenylacetylene)s having functional groups have been developed. Molybdenum(V) catalysis with the MoCl5-PhSn n Bu3 system provides linear poly(diphenylacetylene)s by migratory insertion polymerization w...
ArtikelMolecular Engineering of Cation Solvation Structure for Highly Selective Carbon Dioxide Electroreductionvon Wenpeng Ni et al. · 06.09.2023 A versatile molecular engineering strategy for regulating the solvation shell of metal cations has been reported, aiming to achieve a balanced H2O activation behavior. By enriching the interface with aprotic organic molecules, the density of H2O is ...
ArtikelExtremely Electron‐Withdrawing Lewis‐Paired CN Groups for Organic p‐Dopantsvon Eui Hyun et al. · 06.09.2023 The use of various CN-functionalized conjugated molecules and Lewis acids has led to the synthesis of unprecedentedly strong organic p-dopants (LUMO level down to −5.93 eV) exhibiting excellent doping stability (over 40 h at 120 °C). Lewis pairing l...
ArtikelAnomalous Charge Transfer from Organic Ligands to Metal Halides in Zero‐Dimensional [(C6H5)4P]2SbCl5 Enabled by Pressure‐Induced Lone Pair‐π Interactionvon Hui Luo et al. · 06.09.2023 Efficient charge transfer from organic ligands to metal halides in zero-dimensional organic metal halide hybrids [(C6H5)4P]2SbCl5 is achieved through pressure modulation. It leads to high excitonic emission with near-unity photoluminescence quantum ...
ArtikelTetrazole Diversification of Amino Acids and Peptides via Silver‐Catalyzed Intermolecular Cycloaddition with Aryldiazonium Saltsvon Xuan‐Yu Liu et al. · 06.09.2023 A general synthetic platform that could transform proteinogenic α-amino acids into a plethora of unprecedented tetrazole-decorated amino acid derivatives is developed via a silver-catalyzed intermolecular cycloaddition reaction with aryldiazonium sa...
ArtikelElongated Bacterial Pili as a Versatile Alignment Medium for NMR Spectroscopyvon Sirine Nouri et al. · 06.09.2023 A new, liquid-crystalline alignment medium for the measurement of residual dipolar couplings by NMR spectroscopy is presented. The medium is based on filamentous type 1 pili from E. coli and shown to withstand a wide range of challenging experimenta...
ArtikelSecretion‐Catalyzed Assembly of Protein Biomaterials on a Bacterial Membrane Surfacevon Qi Xie et al. · 06.09.2023 Bacillus subtilis can be programmed to autonomously assemble recombinant silk peptides on its own membrane, and then release them as fibers into the extracellular milieu. The process, called secretion-catalyzed assembly, enables coupled synthesis, a...
ArtikelAsymmetric (4+n) Cycloadditions of Indolyldimethanols for the Synthesis of Enantioenriched Indole‐Fused Ringsvon Jia‐Yi Zhang et al. · 06.09.2023 The first catalytic asymmetric (4+2) and (4+3) cycloadditions of 2,3-indolyldimethanols enable the construction of enantioenriched indole-fused rings in high yields with excellent enantioselectivities. This approach led to the first enantioselective...
ArtikelPlatinum and Frustrated Lewis Pairs on Ceria as Dual‐Active Sites for Efficient Reverse Water‐Gas Shift Reaction at Low Temperaturesvon Wenbin Li et al. · 06.09.2023 Dual-active sites comprising Pt clusters and frustrated Lewis pairs (FLP) on porous CeO2 nanorods provide an interface-independent pathway to boost the reverse water-gas shift reaction at low temperatures. The FLP sites enable strong adsorption of C...
ArtikelRhodium‐Catalyzed Enantioselective 1,4‐Oxyamination of Conjugated gem‐Difluorodienes via Coupling with Carboxylic Acids and Dioxazolonesvon Xingwei Li et al. · 06.09.2023 Oxyamination of gem-difluorodienes afforded 1,4-amino alcohol derivatives in excellent 1,4-regioselectivity and enantioselectivity. The reaction proceeded via rhodium(III) catalysis through an η 3-allyl intermediate. Abstract The incorporation of ...
ArtikelMechanically Interlocked [2]Rotaxane Aerogels with Tunable Morphologies and Mechanical Propertiesvon Zhen Luo et al. · 06.09.2023 The potential of mechanical bonds in modulating the intrinsic characteristics of aerogels, such as porous microstructures and mechanical performances, has been demonstrated with mechanically interlocked aerogels. Such networks facilitate the develop...
ArtikelReductive Catalytic Difluorocarbene Transfer via Palladium Catalysisvon Xue‐Ying Zhang et al. · 06.09.2023 A new mode of difluorocarbene transfer reaction that tames difluorocarbene to couple with two electrophiles via palladium catalysis has been developed. This reaction overcomes the intrinsic limitations of electrophilic difluorocarbene and allows dif...
ArtikelIntracellular Molecules Induced Extracellular Peptide Self‐Assembly for Efficient and Effective In Situ Cell Purificationvon Cheuk Yin et al. · 06.09.2023 Unavoidable leaky protein expression limits in situ cell purification of synthetic mRNA switches. Harnessing the power of controlled self-assembly, we use synthetic mRNA switch to convey intracellular biomarker information into enzyme-controlled tox...
ArtikelModular Alcohol Click Chemistry Enables Facile Synthesis of Recyclable Polymers with Tunable Structurevon Yanni Xia et al. · 06.09.2023 A facile and versatile method to synthesize a series of recyclable plastics has been developed. It involves the step polyaddition of diols, diacrylates, and COS and arises from the discovery of a new, modular, and efficient click reaction involving ...
ArtikelMigration and Precipitation of Platinum in Anion‐Exchange Membrane Fuel Cellsvon Aniket Raut et al. · 06.09.2023 Using the complementary techniques of X-ray micro-computed tomography, scanning electron microscopy and energy dispersive X-ray spectroscopy, Pt ion migration was identified as an important factor to explain the decay in performance of anion-exchang...
ArtikelUnlocking Reversible Silicon Redox for High‐Performing Chlorine Batteriesvon Bin Yuan et al. · 06.09.2023 Reversible Si redox has been unlocked in Cl-based batteries through rational electrolyte dilution and anode passivation, which demonstrates excellent electrochemical performance and high practicability. It enables us to revisit the overlooked Cl-bas...
ArtikelIntegrating Achiral and Chiral Organic Ligands in Zero‐Dimensional Hybrid Metal Halides to Boost Circularly Polarized Luminescencevon Yulian Liu et al. · 06.09.2023 We propose an efficient strategy to achieve simultaneously high photoluminescence quantum yield and large dissymmetry factor (g lum) in chiral 0D hybrid metal halides by integrating achiral and chiral ligands. A pair of (R/S-MBA)2(Gua)4(In0.99Sb0.01...
ArtikelTotal Structure, Electronic Structure and Catalytic Hydrogenation Activity of Metal‐Deficient Chiral Polyhydride Cu57 Nanoclustersvon Geng‐Geng Luo et al. · 06.09.2023 A chiral metal-deficient Cu57 hydride-rich nanocluster was prepared by a mixed-ligand strategy. Its total structure and electronic structure were established by combined experimental and DFT results. Its optical and catalytic hydrogenation propertie...
ArtikelBioorthogonal Reaction‐Mediated Tumor‐Selective Delivery of CRISPR/Cas9 System for Dual‐Targeted Cancer Immunotherapyvon Jingjing Yang et al. · 06.09.2023 A tumor-targeted CRISPR/Cas delivery strategy was developed to switch on antitumor immunity via bioorthogonal reaction. Selectively labeling tumor sites and the activation of the cGAS-STING pathway was achieved first, turning “cold” tumors into “hot...
ArtikelTime‐Resolved Mn2+−NO and NO−NO Distance Measurements Reveal That Catalytic Asymmetry Regulates Alternating Access in an ABC Transporter von Michael Rudolph et al. · 06.09.2023 Several ATP-binding cassette (ABC) transporters possess asymmetric nucleotide-binding sites (NBSs). Here, we elucidated its functional relevance using concomitant NO−NO, Mn2+−NO, and Mn2+−Mn2+ distance measurements for the ABC exporter TmrAB in a ti...
ArtikelCyclodextrin‐supported Co(OH)2 Clusters as Electrocatalysts for Efficient and Selective H2O2 Synthesisvon Defeng Qi et al. · 06.09.2023 Novel cyclodextrin-supported Co(OH)2 cluster electrocatalysts were prepared through a mild and facile synthetic method, affording excellent 2 e− ORR activity for efficient and selective H2O2 synthesis. Abstract Co-based material catalysts have sho...
ArtikelOlefin‐Linked Covalent Organic Frameworks with Electronegative Channels as Cationic Highways for Sustainable Lithium Metal Battery Anodesvon Zhongping Li et al. · 06.09.2023 Olefin-linked covalent organic frameworks (COFs) with electronegative 1D channels are presented as a cationic highway membrane strategy for sustainable Li metal battery anodes. Introduction of triazine rings and fluorinated groups into the COF skele...
ArtikelRegulating Degradation Pathways of Polymers by Radical‐Triggered Luminescencevon Yue Hou et al. · 06.09.2023 We have proposed the radical-triggered luminescence to monitor the radical behaviours during polymer degradation. It was disclosed that the pure polymers showed a single sigmoidal dynamic curve from ROO⋅ emissions, leading to the exponential prolife...
ArtikelRemote C−H Olefination of Heterocyclic Biaryls Enabled by Reversibly Bound Templatesvon Luo‐Yan Liu et al. · 06.09.2023 The site-selective C−H functionalizations of 3- and 4-phenylpyridine biaryls at sterically disfavored ortho positions were realized by developing two new catalytic templates. Abstract Remote C−H functionalization of heterocyclic biaryls will be of...
ArtikelA Modular Approach for the Synthesis of Natural and Artificial Terpenoidsvon Weiyi Wang et al. · 06.09.2023 A robust chem-stamp approach consisting of two steps, one-carbon extension of aldehydes to alkenyl boronates and the rhodium-catalyzed reaction of these alkenyl boronates with 2,3-allenols, has been developed for the construction of key isoprene uni...
ArtikelBottom‐up Synthesis of Single‐Crystalline Poly (Triazine Imide) Nanosheets for Photocatalytic Overall Water Splittingvon Qian Wang et al. · 06.09.2023 Single-crystalline poly (Triazine Imide)/Li+Cl− nanosheets with more exposed active sites and efficient charge transfer present a record apparent quantum efficiency of 25 % for photocatalytic overall water splitting. Abstract Poly (triazine imide)...
ArtikelFrom Tethered to Freestanding Stabilizers of 14‐3‐3 Protein‐Protein Interactions through Fragment Linkingvon Emira J. et al. · 06.09.2023 Linked fragments for molecular glue development for the 14-3-3/ERα protein-protein interactions (PPIs) are described. Two classes of fragments were co-crystallized and subsequently linked, resulting in a noncovalent hybrid molecule that was further ...
ArtikelNano Proteolysis Targeting Chimeras (PROTACs) with Anti‐Hook Effect for Tumor Therapyvon Ni‐Yuan Zhang et al. · 06.09.2023 In situ peptide self-assembly into a nano proteolysis targeting chimeras (Nano-PROTACs) system was reported with “anti-hook effect” to realize dose-dependent and long-acting protein degradation in vitro and in vivo. Abstract Proteolysis targeting ...
ArtikelA Semisynthetic Bioluminescence Sensor for Ratiometric Imaging of Metal Ions In Vivo Using DNAzymes Conjugated to An Engineered Nano‐Luciferasevon Mengyi Xiong et al. · 06.09.2023 A fusion protein of Nano-luciferase and HaloTag was engineered to construct a DNAzyme sensor for metal ion detection in vivo, utilizing bioluminescent resonance energy transfer (BRET). Abstract DNA-based probes have gained significant attention as...
ArtikelCoordination and Activation of N2 at Low‐Valent Magnesium using a Heterobimetallic Approach: Synthesis and Reactivity of a Masked Dimagnesium Diradical von Rahul Mondal et al. · 06.09.2023 Reduction of a bulky magnesium(II) diamide with 5 % w/w K/KI under an N2 atmosphere has given a complex between magnesium and doubly reduced dinitrogen, N2 2−. The reaction has been calculated to proceed via an anionic magnesium(I) radical, and the ...
ArtikelCorrelating Metal Redox Potentials to Co(III)K(I) Catalyst Performances in Carbon Dioxide and Propene Oxide Ring Opening Copolymerizationvon Wouter Lindeboom et al. · 06.09.2023 Carbon dioxide and propene oxide ring opening copolymerization is a leading carbon dioxide utilization technology. Future catalyst development needs better understanding of how to maximize both activity and selectivity. Here, a series of catalysts s...
ArtikelA Strategy for Controlling the Polymerizations of Thiyl Radical Propagation by RAFT Agentsvon Shuai Zhang et al. · 06.09.2023 A new strategy that could enable the polymerizations of thiyl radical propagation to be controlled by existing RDRP methods has been reported. The key to this strategy is the propagating thiyl radicals could undergo desulfurization with isocyanides ...
ArtikelPore Modulation of Hydrogen‐Bonded Organic Frameworks for Efficient Separation of Propylenevon Youlie Cai et al. · 06.09.2023 A series of HOFs with unique pore structures have been designed by precise pore modulation engineering through the introduction of structure directing agents. One example is HOF-ZSTU-2 with a one-dimensional pearl-chain channel that balances size co...
ArtikelNickel‐Catalyzed Selective C(sp2)−F Bond Alkylation of Industrially Relevant Hydrofluoroolefin HFO‐1234yfvon Yun‐Cheng Luo et al. · 06.09.2023 A nickel-catalyzed selective C(sp2)−F bond alkylation of the inexpensive industrial chemical HFO-1234yf with alkylzinc reagents has been developed. Preliminary mechanistic studies reveal that the less electron-rich pyridine-oxazoline or bipyridine-b...
ArtikelCooperative and Orthogonal Switching in the Solid State Enabled by Metal‐Organic Framework Confinement Leading to a Thermo‐Photochromic Platformvon Gina R. et al. · 06.09.2023 Like two color-changing chameleons coming face to face, integration of two distinct stimuli-responsive moieties within the same platform results in their synergistic behavior. Perturbation of the chameleons’ environment upon a different external sti...
ArtikelDesigning F/P Hybrid Polymer as Ultrastable Cationic Shielding Interphase for High‐Performance Lithium Metal Batteriesvon Shantao Han et al. · 06.09.2023 We reported the on-demand development of phosphonium fluoropolymers as the electrostatic shielding interlayer to stabilize Li metal anodes, where the periodic arrangement of F/P units not only adaptively homogenized electric field distribution to in...
ArtikelAn Endogenous Prompting Mechanism for Sulfur Conversions Via Coupling with Polysulfides in Li−S Batteriesvon Qingyi Zheng et al. · 06.09.2023 Traditional sulfur conversion reactions suffer from severe shuttle effects as well as sluggish redox kinetics. Here, we achieved an endogenous facilitation mechanism for sulfur conversion which constructed a fast “internal cycle” of the promotors to...
ArtikelSupramolecular Block Copolymers from Tricarboxamides. Biasing Co‐assembly by the Incorporation of Pyridine Ringsvon Lucía López‐Gandul et al. · 06.09.2023 The co-assembly of the pyridine-based tricarboxamides 2–4 with tricarboxamide 1 is investigated. Whilst the formation of the supramolecular co-polymer poly-1-co-2 is not possible, co-polymers poly-1-co-3 and poly-1-co-4 are formed. The latter has be...
ArtikelOne‐Step Manufacturing of Supramolecular Liquid‐Crystal Elastomers by Stress‐Induced Alignment and Hydrogen Bond Exchangevon Yuexin Fan et al. · 06.09.2023 Supramolecular soft actuators have been developed that are based on hydrogen-bond crosslinked liquid-crystal elastomers (LCEs). The LCEs can be manufactured in the form of fibers and 2D/3D objects that are capable of performing stable and reversible...
ArtikelPolymers with Intrinsic Microporosity as Solid Ion Conductors for Solid‐State Lithium Batteriesvon Xiao‐Xue Wang et al. · 06.09.2023 Electrolytes based on polymers with intrinsic microporosity (PIMs) are proposed as ideal solid electrolytes for lithium batteries. Benefiting from rational material selection and structure design, solid-state Li−O2 batteries deliver high discharge s...
ArtikelProton/Mg2+ Co‐Insertion Chemistry in Aqueous Mg‐Ion Batteries: From the Interface to the Innervon Meng Huang et al. · 06.09.2023 Proton co-insertion into tunnel materials is determined jointly by interface derivation and inner diffusion. At the electrode-electrolyte interface, hydrated Mg2+ has poor insertion kinetics and thus accumulates on the surface of VO2(B) to hydrolyze...
ArtikelCoordination Defect‐Induced Frustrated Lewis Pairs in Polyoxo‐metalate‐Based Metal–Organic Frameworks for Efficient Catalytic Hydrogenationvon Yan Liang et al. · 06.09.2023 A coordination defect-induced strategy gives frustrated Lewis pair (FLP) sites in a polyoxometalate (POM) based metal–organic framework (MOF), where the Lewis acid (LA) sites are linker-defective metal nodes and the Lewis base (LB) sites are derived...
ArtikelInsights into the Correlation of Cross‐linking Modes with Mechanical Properties for Dynamic Polymeric Networksvon Jingxi Deng et al. · 06.09.2023 Based on comprehensive comparison on mechanical properties between dually cross-linked network and individual covalent or supramolecular cross-linked network, we reveal that the dual cross-linking mode can combine the advantages of covalent cross-li...
ArtikelBalancing the Crystallinity and Film Formation of Metal–Organic Framework Membranes through In Situ Modulation for Efficient Gas Separationvon Yutao Liu et al. · 06.09.2023 The balance between crystallinity and film-formation of metal–organic framework (MOF) membrane is demonstrated for the first time using a facile in situ modulation strategy. Through competitive complexation with a ligand, acetic acid systematically ...
ArtikelAccelerated Surface Reconstruction through Regulating the Solid‐Liquid Interface by Oxyanions in Perovskite Electrocatalysts for Enhanced Oxygen Evolutionvon Ying Tang et al. · 06.09.2023 To promote the spontaneous chemical reaction process of LaNiO3−δ, the oxyanions were added into electrolytes to regulate the solid–liquid interface. The oxyanions adsorb onto the solid–liquid interface, disrupting the dynamic equilibrium between the...
ArtikelSynergistic Palladium/Lewis Acid‐Catalyzed Regio‐ and Stereo‐divergent Bissilylation of Alkynoates: Scope, Mechanism, and Origin of Selectivityvon Shuang Zhao et al. · 06.09.2023 A Pd-catalyzed divergent bissilylation of alkynoates using disilane reagent TMDQ (see TOC graphic) is presented. Reversed regio- and stereo-selectivity was obtained through addition of Lewis acids. MAD (methylaluminum bis(2,6-di-t-butyl-4-methylphen...
ArtikelOne/Two‐Photon‐Excited ESIPT‐Attributed Coordination Polymers with Wide Temperature Range and Color‐Tunable Long Persistent Luminescencevon Peng‐Yan Fu et al. · 06.09.2023 One/two-photon-excited long persistent luminescence (LPL) was obtained in an ESIPT-attributed CdII coordination polymer (LIFM-106) with wide temperature range (100–380 K) and color tunability. Comparative study manifests the rational ligand modifica...
ArtikelVisible‐Light‐Induced Control over Reversible Single‐Chain Nanoparticle Foldingvon Patrick H. et al. · 06.09.2023 Bimanes allow the synthesis of water-soluble single-chain nanoparticles (SCNPs) and enable the effective unfolding with mild visible light from a compact structure into a linear chain. The unfolding of the fluorescent nanoparticles is reversible and...
ArtikelXylene Synthesis Through Tandem CO2 Hydrogenation and Toluene Methylation Over a Composite ZnZrO Zeolite Catalystvon Xin Shang et al. · 06.09.2023 Selective xylene synthesis from CO2 hydrogenation was achieved by regulating the interaction between two active components of a composite catalyst through a toluene-containing coupling reaction. The relationship between ZnZrO and the zeolite involve...
ArtikelHighly Efficient Biomass Upgrading by a Ni−Cu Electrocatalyst Featuring Passivation of Water Oxidation Activityvon Dexin Chen et al. · 06.09.2023 A novel bimetallic Ni−Cu electrode for the oxidation of 5-hydroxymethyl furfural (HMF) to 2,5-furandicarboxylic acid (FDCA) with an industrial-scale current density of up to 1000 mA cm−2 has been successfully developed. Superior stability and activi...
ArtikelA Nuclearity‐Dependent Enantiodivergent Epoxide Opening via Enthalpy‐Controlled Mononuclear and Entropy‐Controlled Dinuclear (Salen)Titanium Catalysisvon Shengxiao Li et al. · 06.09.2023 A nuclearity-dependent enantiodivergent epoxide opening reaction has been developed based on a mononuclear (salen)TiIII complex and its self-assembled oxygen-bridged dinuclear counterparts within the same stereogenic ligand scaffold. Mechanistic stu...
ArtikelTopological Design of Unprecedented Metal‐Organic Frameworks Featuring Multiple Anion Functionalities and Hierarchical Porosity for Benchmark Acetylene Separationvon Yuanbin Zhang et al. · 06.09.2023 An unprecedented robust metal organic framework ZNU-9 with a new wly topology and featuring multiple anion functionalities and hierarchical porosity was reported for simultaneous efficient C2H2/CO2 and C2H2/C2H4 separation with both high capacity an...
ArtikelSemi‐Metallic Superionic Layers Suppressing Voltage Fading of Li‐Rich Layered Oxide Towards Superior‐Stable Li‐Ion Batteriesvon Qin Wang et al. · 06.09.2023 Li-rich layer oxide (LRLO) cathodes with semi-metallic superionic layers are prepared via a simple one-step modification. The inner semi-metallic LiMn2O4-like structure (LMO), has spin-polarized conducting electrons that can bond with oxygen, preven...
ArtikelCorrespondence on “Structural Insight into the Catalytic Mechanism of the Endoperoxide Synthase FtmOx1”von Lixin Zhang et al. · 06.09.2023 Recently, Cen, Wang, Zhou et al. reported a crystal structure of a ternary complex of the non-heme iron endoperoxidase FtmOx1 (PDB entry 7ETK) and concluded that it provides evidence supporting the FtmOx1 catalysis CarC-like mechanistic model. Howev...
ArtikelReply to Correspondence on “Structural Insight into the Catalytic Mechanism of the Endoperoxide Synthase FtmOx1′′von Lian Wu et al. · 06.09.2023 The 2-oxoglutarate (2OG)-dependent non-heme enzyme FtmOx1 can catalyze the endoperoxidation of fumitremorgin B, producing verruculogen. The side product of deisoprenylation becomes the major product when the analogue 13-oxo-fumitremorgin B is used a...
ArtikelBack Cover: Elongated Bacterial Pili as a Versatile Alignment Medium for NMR Spectroscopy (Angew. Chem. Int. Ed. 37/2023)von Sirine Nouri et al. · 06.09.2023 A liquid-crystalline alignment medium for recording residual dipolar couplings (RDCs) by NMR spectroscopy is reported by Loïc Salmon, Christoph Giese and co-workers in their Research Article (e202305120). The medium relies on filamentous type 1 pili...
ArtikelCover Picture: Tetrazole Diversification of Amino Acids and Peptides via Silver‐Catalyzed Intermolecular Cycloaddition with Aryldiazonium Salts (Angew. Chem. Int. Ed. 37/2023)von Xuan‐Yu Liu et al. · 06.09.2023 A general tetrazole diversification platform of amino acids is presented by Ilan Marek, Fa-Guang Zhang, Jun-An Ma, and co-workers in their Research Article (e202304740). This method transformed proteinogenic α-amino acids into a plethora of tetrazol...
ArtikelInside Back Cover: Asymmetric (4+n) Cycloadditions of Indolyldimethanols for the Synthesis of Enantioenriched Indole‐Fused Rings (Angew. Chem. Int. Ed. 37/2023)von Jia‐Yi Zhang et al. · 06.09.2023 Developing indolyldimethanols as four-carbon platform molecules for enantioselective cycloadditions is like climbing a higher peak of the mountain: full of challenges but exciting. In their Research Article (e202305450), Shao-Fei Ni, Wei Tan, Feng S...
ArtikelInside Cover: Extremely Electron‐Withdrawing Lewis‐Paired CN Groups for Organic p‐Dopants (Angew. Chem. Int. Ed. 37/2023)von Eui Hyun et al. · 06.09.2023 Molecular doping is a key technique to modulate optical, electrical, and electronic properties of organic semiconductors. However, typical functional groups in organic p-dopants have insufficient electron-withdrawing strength, and inevitable dopant ...
ArtikelFrontispiece: Facile Synthesis of Linear and Cyclic Poly(diphenylacetylene)s by Molybdenum and Tungsten Catalysisvon Mami Miyairi et al. · 06.09.2023 Polymerization. In their Research Article (e202302332), Tsuyoshi Taniguchi, Katsuhiro Maeda et al. report two improved methods for the synthesis of functionalized poly(diphenylacetylene)s.
ArtikelFrontispiece: A Broad Light‐Harvesting Conjugated Oligoelectrolyte Enables Photocatalytic Nitrogen Fixation in a Bacterial Biohybridvon Zhongxin Chen et al. · 06.09.2023 Nitrogen Fixation. In their Communication (e202307101), Guillermo C. Bazan et al. developed a new strategy to enable light-driven nitrogen fixation in non-photosynthetic bacteria by integrating the novel conjugated oligoelectrolyte into Azotobacter ...
ArtikelAbout Perfluoropolyhedranes, Their Electron‐Accepting Ability and Questionable Supramolecular Hosting Capacityvon Marie Pierre et al. · 06.09.2023 Symmetry infers perfection and perennity, order, and harmony. Synthesizing perfluoropolyhedranes, a serious challenge, greatly enhances polyhedrane electron affinity, providing a unique opportunity for hosting an extra electron inside a molecular fr...
ArtikelOrderly Self‐Assembly of Organic Fluorophores for Sensing and Imagingvon Zhe Li et al. · 06.09.2023 In past decades, the orderly self-assembly of functionalized fluorophores has gained much attention. Such fluorophores can form nanoaggregates by self-assembly, which prolong their residence time in vivo, achieving high signal-to-background ratios a...
ArtikelBeyond Solvothermal: Alternative Synthetic Methods for Covalent Organic Frameworksvon Jiyun Hu et al. · 06.09.2023 We present a comprehensive overview of the recent synthetic advancements of covalent organic frameworks (COFs), with emphasis on the energy input required. These emerging strategies encompass microwave-assisted, sonochemical, mechanochemical, photoc...
Artikel40 Years of Low‐Temperature Electrolytes for Rechargeable Lithium Batteriesvon Zeheng Li et al. · 06.09.2023 The 40 years development of low-temperature electrolytes for rechargeable batteries has been reviewed. Critical insights are given from both underlying mechanistic and practical engineering aspects while we traverse the history on the rational desig...
ArtikelRegioselective Formal β‐Allylation of Carbonyl Compounds Enabled by Cooperative Nickel and Photoredox Catalysisvon Kun Liu et al. · 06.09.2023 A regioselective formal Tsuji–Trost β-allylation of various carbonyl compounds with different allylic electrophiles is reported. Reactions proceed through initial silyl enol ether formation and subsequent cooperative photoredox/nickel catalysis. A...
ArtikelOrganic Electrochemical Transistor Based on Hydrophobic Polymer Tuned by Ionic Gelsvon Rongxiang He et al. · 06.09.2023 An ionic gel interfacial layer is applied to improve the ionic transport of the hydrophobic conjugated polymers in organic electrochemical transistors (OECTs). With this approach, hydrophobic conjugated polymers could be used directly, while the typ...
ArtikelRh/Cr2O3 and CoOx Cocatalysts for Efficient Photocatalytic Water Splitting by Poly (Triazine Imide) Crystalsvon Minghui Liu et al. · 06.09.2023 Poly (triazine imide) modified with Rh/Cr2O3 and CoO x as H2 and O2 evolution cocatalysts, respectively, largely improves the charge separation efficiency and restrains the undesired backward reaction, achieving an apparent quantum efficiency of...
ArtikelEnantioselective Synthesis of N−N Biaryl Atropisomers through Iridium(I)‐Catalyzed C−H Alkylation with Acrylatesvon Si‐Yong Yin et al. · 06.09.2023 A highly efficient iridium-catalyzed asymmetric C−H alkylation reaction is described. A series of structurally diverse indole-pyrrole and pyrrole-pyrrole N−N atropisomers were obtained in good yields (up to 98 %) with excellent enantioselectivity (u...
ArtikelTopochemical Syntheses of Polyarylopeptides Involving Large Molecular Motions: Frustrated Monomer Packing Leads to the Formation of Polymer Blendsvon Cijil Raju et al. · 06.09.2023 Introduction of aryl rings in the backbone of polymer chains is one of the key strategies to improve the chain rigidity and hence the properties. In peptide chemistry the technique gave birth to a new class of molecular systems called arylopeptides....
ArtikelStereoselective Plasmonic Interaction in Peptide‐tethered Photopolymerizable Diacetylenes Doped with Chiral Gold Nanoparticlesvon Jojo P. et al. · 06.09.2023 Peptide-tethered diacetylene monomers exhibit efficient topochemical photopolymerization and allow control over the chiroptical properties of the resulting chiral polydiacetylenes. Achiral and chiral gold nanoparticles were incorporated in the chira...
ArtikelInsights into the Diffusion Behaviors of Water over Hydrophilic/Hydrophobic Catalysts During the Conversion of Syngas to High‐Quality Gasolinevon Yanfei Xu et al. · 06.09.2023 A bifunctional catalyst composed of hydrophobic FeNa@Si-c and HZSM-5 zeolite converts syngas to gasoline with high selectivity. The diffusion of water molecules through a hydrophilic catalyst is bidirectional, while the diffusion through a hydrophob...
ArtikelA Broad Light‐Harvesting Conjugated Oligoelectrolyte Enables Photocatalytic Nitrogen Fixation in a Bacterial Biohybridvon Zhongxin Chen et al. · 06.09.2023 We developed a new strategy to enable light-driven nitrogen fixation in non-photosynthetic bacteria by integrating the novel conjugated oligoelectrolyte COE-IC into A. vinelandii. Upon excitation of light, COE-IC generates electron equivalents at th...
ArtikelIsostructural Nanocluster Manipulation Reveals Pivotal Role of One Surface Atom in Click Chemistryvon Chunwei Dong et al. · 06.09.2023 Single-atom modifications are typically accompanied by appreciable changes to the overall particle's structure. Herein, we demonstrate surface single-atom manipulation based on [Cu58H20PET36(PPh3)4]2+ (Cu58 ; PET: phenylethanethiolate; PPh3: triphen...
ArtikelA Homo‐Mannich Reaction Strategy Enables Collective Access to Ibophyllidine, Aspidosperma, Kopsia, and Melodinus Alkaloidsvon Dan Jiang et al. · 06.09.2023 A homo-Mannich reaction of cyclopropanol with an iminium ion, generated by an asymmetric allylic dearomatization of indole, has been developed to construct a tricyclic hydrocarbazole core. This approach enables a collective asymmetric synthesis of i...
ArtikelChiral Adaptive Induction of an Achiral Cucurbit[8]uril‐Based Supramolecular Organic Framework by Dipeptides in Watervon Chaochao Yan et al. · 06.09.2023 An unexpected chiral adaptive induction of an achiral CB[8]-based supramolecular organic framework (SOF) was explored, exhibiting the opposite CD and CPL spectra in the presence of L-TrpTrp and L-PhePhe, respectively. Furthermore, this SOF demonstra...
ArtikelHydrogen‐Atom Tunneling in a Homochiral Environmentvon Fan Xie et al. · 06.09.2023 How would a chiral environment impact the dynamics of hydrogen atoms? Using rotational spectroscopy in combination with the solutions of a simple one-dimensional Schrödinger equation approach, we revealed the intriguing distinctions of hydrogen atom...
ArtikelA Redox‐Responsive Ferrocene‐Based Capsule Displaying Unusual Encapsulation‐Induced Charge‐Transfer Interactionsvon Kazuki Toyama et al. · 06.09.2023 Quantitative assembly of bent amphiphiles with two ferrocene units leads to a ferrocene-based capsule in water. Besides redox-responsive disassembly/assembly properties, the new capsule displays unusual host-guest charge-transfer (CT) interactions u...
ArtikelAchieving Color‐Tunable Long Persistent Luminescence in Cs2CdCl4 Ruddlesden‐Popper Phase Perovskitesvon Ya Liu et al. · 06.09.2023 The long persistent luminescence (LPL) of 2D Cs2CdCl4 Ruddlesden-Popper phase perovskites based on the self-assembled 2D interlayer galleries structure is investigated. Through doping engineering, the LPL decay time is increased, the emission color ...
ArtikelLong‐Life, High‐Rate Rechargeable Lithium Batteries Based on Soluble Bis(2‐pyrimidyl) Disulfide Cathodevon Hansong Xing et al. · 06.09.2023 Bis(2-pyrimidyl) disulfide (Pym2S2) has proven to be a high rate cathode material for rechargeable lithium batteries. The superdelocalization of pyrimidyl groups is reducing the S−S bond dissociation energy, which depletes the intrinsic energy barri...
ArtikelElectrochemical Gold‐Catalyzed 1,2‐Difunctionalization of C−C Multiple Bonds von Anil Kumar et al. · 06.09.2023 The first report on electrochemical AuI/AuIII catalysis for 1,2-difunctionalization of C−C multiple bonds has been presented. This external-oxidant-free approach utilizes the anodic oxidation of vinyl-AuI to vinyl-AuIII complexes to achieve oxy-alky...
ArtikelCopper‐Catalyzed Enantioselective Difluoromethylation‐Alkynylation of Olefins by Solving the Dilemma between Acidities and Reduction Potentials of Difluoromethylating Agentsvon Zhiqiang Wei et al. · 06.09.2023 The linear relationship between reduction potential differences (ΔE) and substituent constants (σ) of aryl difluoromethyl sulfones provides a powerful strategy to solve the dilemma of acidities and reduction potentials of difluoromethylating agents....
ArtikelDual‐emissive Iridium(III) Complexes as Phosphorescent Probes with Orthogonal Responses to Analyte Binding and Oxygen Quenchingvon Rongji Zhu et al. · 06.09.2023 We reported dual-emissive iridium(III) complexes bearing a di(2-picolyl)-amine (DPA) unit, which exhibited green and red dual phosphorescence in aqueous solutions. The complexes exhibited static and dynamic phosphorescence quenching in response to c...
ArtikelTribochemically Controlled Atom Transfer Radical Polymerization Enabled by Contact Electrificationvon Chen Wang et al. · 06.09.2023 Ultrasound or ball milling of piezoelectric particles to control atom transfer radical polymerization (ATRP) requires high-energy and high-frequency mechanical stimuli. Tribochemically controlled ATRP (tribo-ATRP) using titanium oxide particles and ...
ArtikelReactivity Umpolung of Tertiary Amide Enabled by Catalytic Reductive Stannylationvon Qiu Shi et al. · 06.09.2023 Amide carbonyl group usually serves as the electrophile, which can react with various nucleophiles. The current work shows a process to achieve the umpolung reactivity of tertiary amide carbonyl group. By leveraging this strategy, tertiary amide can...
ArtikelA. J. Andre Cobb06.09.2023 “A turning point in my career was my former colleague at Reading, Joe Sweeney, mentioning Sam Gellman (UW-Madison) to me, which led to me spending a month there on a Royal Society Travel Grant, and becoming obsessed with foldamers … The most importa...
ArtikelIn‐Hwan Lee06.09.2023 “My long-term goal is the development of biodegradable polymers that can replace the current biodegradation-resistant polymers … My favorite place on earth is Yosemite National Park. That is an amazing place.” Find out more about In-Hwan Lee in his ...
ArtikelSona Krajcovicova06.09.2023 “A key experience in my education and career was when I faced rejection and failure because it built up my resilience. Even when it hurt, it taught me a lot about myself … In five years, I hope to be happy, healthy, (still) sane, and hopefully also ...
ArtikelPlasmon‐Induced Radical‐Radical Heterocoupling Boosts Photodriven Oxidative Esterification of Benzyl Alcohol over Nitrogen‐Doped Carbon‐Encapsulated Cobalt Nanoparticles
ArtikelResidual‐Chemical‐Shift‐Anisotropy‐Based Enantiodifferentiation in Lyotropic Liquid Crystalline Phases Based on Helically Chiral Polyacetylenes
ArtikelAlternatives to Styrene‐ and Diisobutylene‐based Copolymers for Membrane Protein Solubilization via Nanodisc Formation
ArtikelMerging the Isonitrile‐Tetrazine (4+1) Cycloaddition and the Ugi Four‐Component Reaction into a single Multicomponent Process
ArtikelActivatable Type‐I Photosensitizer with Quenched Photosensitization Pre and Post Photodynamic Therapy
ArtikelLinkages Make a Difference in the Photoluminescence of Covalent Organic Frameworksvon Yue Wang et al. · 08.09.2023 Different linkages endow COFs with huge differences in solid-state photoluminescence quantum yield for imine-linked and vinylene-linked pyrene-based COFs. Different charge-transfer pathways in imine-linked and vinylene-linked COFs influence the exci...
ArtikelPhotoredox‐Enabled Self‐(3+2) Cyclization of Vinyldiazo Reagents: Synthesis of Cyclopentenyl α‐Diazo Compoundsvon Weiyu Li et al. · 08.09.2023 A novel self-(3+2) cycloaddition of vinyldiazo compounds is described, providing cyclopentene derivatives with conservation of one diazo functional group. The reaction involves an unprecedented single electron oxidation of vinyldiazo compounds using...
ArtikelElectronic Configuration Tuning of Centrally Extended Non‐Fullerene Acceptors Enabling Organic Solar Cells with Efficiency Approaching 19 %von Tainan Duan et al. · 08.09.2023 A series of acceptors featuring conjugation-extended electron-deficient cores were synthesized via a newly developed strategy for organic solar cells, and power conversion efficiencies (PCEs) of up to ≈19 % were achieved. The properties of new accep...
ArtikelHistone Deacetylase 3‐Directed PROTACs Have Anti‐inflammatory Potential by Blocking Polarization of M0‐like into M1‐like Macrophagesvon Chunlong Zhao et al. · 08.09.2023 We employed the proteolysis targeting chimera (PROTAC) technology to target the non-enzymatic histone deacetylase 3 (HDAC3) function. A newly developed potent and selective HDAC3 PROTAC provided an anti-inflammatory cytokine expression profile in cu...
ArtikelInsights into Cytochrome P450 Enzyme Catalyzed Defluorination of Aromatic Fluoridesvon Yi Zhang et al. · 08.09.2023 Density functional calculations establish a novel mechanism of aromatic defluorination by P450 Compound I. This is achieved via either an initial epoxide intermediate or through a 1,2-fluorine shift in an electrophilic intermediate, which highlights...
ArtikelImproved Interfacial Ion Migration and Deposition through the Chain‐Liquid Synergistic Effect by a Carboxylated Hydrogel Electrolyte for Stable Zinc Metal Anodesvon Cong Tian et al. · 08.09.2023 An innovative double-network carboxylated hydrogel electrolyte was designed to stabilize zinc anode. The charged functional groups on polymer chains synergize with liquid phase components to reconstruct the solvent sheath and guide the directional m...
ArtikelDibenzothiophene Sulfone‐Based Ambipolar‐Transporting Blue‐Emissive Organic Semiconductors Towards Simple‐Structured Organic Light‐Emitting Transistorsvon Qingbin Li et al. · 08.09.2023 Two new dibenzothiophene sulfone-based organic semiconductors were designed and synthesized. They demonstrate a high solid-state photoluminescence quantum yield of 46–67 % and typical ambipolar transport character in simple-structured organic light-...
ArtikelLight‐Induced Metal‐Free Generation of Cyanocarbenes from Alkynyl Triazenes for the Synthesis of Nitrile Derivativesvon Elena Michel et al. · 08.09.2023 Photoactivation of alkynyl triazenes using different light sources induced an unusual cleavage of the triazene moiety leading to a methylene nitrile. By varying the reaction conditions, a cyanocarbene and a variety of substitution patterns bearing a...
ArtikelNarrow‐Pore Engineering of Vinylene‐Linked Covalent Organic Frameworks with Weak Interaction‐Triggered Multiple Responsesvon Lin Zhu et al. · 08.09.2023 Two vinylene-linked COF with narrow pore sizes of less than 1 nm were constructed by the condensation of tetramethylpyrazine as the smallest tetratopic monomer with linear aromatic dialdehyde monomers. Their aggregates in water feature negative char...
ArtikelOvercoming Cancer Resistance to Platinum Drugs by Inhibiting Cholesterol Metabolismvon Ying Wang et al. · 08.09.2023 PtIV complexes of fenofibric acid relieve the drug resistance of cancer cells via regulating cholesterol metabolism besides damaging DNA. By inhibiting the expression of cholesterol-related proteins, the complexes impede the accumulation and promote...
ArtikelPlatinum(II)‐Based Optical Probes for Imaging Quadruplex DNA Structures via Phosphorescence Lifetime Imaging Microscopyvon Jessica Berrones et al. · 08.09.2023 New platinum(II)-based optical probes for G-quadruplex DNA are reported, which switch-on their emission intensity and, more importantly, they display a selective and distinct lengthening of their emission lifetime when bound to G-quadruplex DNA. We ...
ArtikelBreaking K+ Concentration Limit on Cu Nanoneedles for Acidic Electrocatalytic CO2 Reduction to Multi‐Carbon Productsvon Xin Zi et al. · 08.09.2023 Cu nanoneedles induce ultrahigh local K+ concentration (4.22 M), breaking the K+ solubility limit (3.5 M). This enables a highly efficient CO2RR in 3 M KCl at pH=1, with a FEC2+ of 90.69±2.15 % at 1400 mA cm−2 and a single pass carbon efficiency (SP...
ArtikelBack Cover: Ligand‐Free Ultrasmall Recyclable Iridium(0) Nanoparticles for Regioselective Aromatic Hydrogenation of Phosphine Oxide Scaffolds: An Easy Access to New Phosphine Ligandsvon Gaspard Hedouin et al. · 08.09.2023 Heterogeneous and recyclable ligand-free nanoparticles of iridium(0) enabled highly selective hydrogenation of distal unsubstituted aromatic rings to generate novel phosphine ligands. The iridium-hydride species and hydrogen bonding between the subs...
ArtikelS‐Block Potassium Single‐atom Electrocatalyst with K‐N4 Configuration Derived from K+/Polydopamine for Efficient Oxygen Reduction
ArtikelFirst‐Row d6 Metal Complex Enables Photon Upconversion and Initiates Blue Light‐Dependent Polymerization with Red Light
ArtikelPhosphino‐phosphinations: Frustrated Lewis Pair Reactivity of phosphino‐phosphonium cations with alkynes
ArtikelActive Sites Decorated Nonpolar Pore‐Based MOF for One‐step Acquisition of C2H4 and Recovery of C3H6
ArtikelOn‐demand Activation of Transesterification via Chemical Amplification in Dynamic Thiol‐ene Photopolymers
ArtikelA Solution‐processable Porphyrin‐based Hydrogen‐bonded Organic Framework for Photoelectrochemical Sensing of Carbon Dioxide
ArtikelReversible Amidation Chemistry Enables Closed‐Loop Chemical Recycling of Carbon Fiber Reinforced Polymer Composites to Monomers and Fibers
ArtikelPrussian Blue‐Type Sodium‐ion Conducting Solid Electrolytes for All Solid‐State Batteriesvon Taewon Kim et al. · 07.09.2023 Prussian blue analogues (PBAs) show promise as solid electrolytes due to their cost-effective materials and rapid Na+ conductivity. Lattice parameters and Na+ channel sizes are influenced by transition metals, which in turn affect Na+ conductivity b...
ArtikelControllable One‐Step Assembly of Uniform Liquid Crystalline Block Copolymer Cylindrical Micelles by a Tailored Nucleation‐Growth Process and Their Application as Toughenersvon Lingjuan Hu et al. · 07.09.2023 A one-step strategy has been used to assemble cylindrical micelles with highly controllable lengths from a single liquid crystalline block copolymer by an in situ nucleation-growth strategy. This strategy was used to produce uniform cylindrical mice...
ArtikelStrong and Ultra‐tough Ionic Hydrogel Based on Hyperbranched Macro‐Cross‐linker: Influence of Topological Structure on Propertiesvon Yu Jiang et al. · 07.09.2023 A hyperbranched PCL was used as a macro-cross-linker to fabricate a novel family of strong and ultra-tough ionic hydrogels. By tailoring the hyperbranched topological structure, the optimal balance of covalent/non-covalent cross-linking could be obt...
ArtikelIn‐Situ‐Formed Potassium‐Modified Nickel‐Zinc Carbide Boosts Production of Higher Alcohols beyond CH4 in CO2 Hydrogenationvon Jia Wang et al. · 07.09.2023 A Ni−Zn bimetal catalyst breaks the limits of methanation over metallic Ni0 for CO2 hydrogenation. K promotion of the Ni−Zn catalyst facilitates the in situ formation of Ni3Zn1C0.7 IMC, enhances CO2 adsorption, and accelerates C−C coupling, thereby ...
ArtikelAchiral Au(I) Cyclic Trinuclear Complexes with High‐Efficiency Circularly Polarized Near‐Infrared TADFvon Hu Yang et al. · 07.09.2023 Two achiral Au(I) cyclic trinuclear complexes with circularly polarized near-infrared thermally activated delay fluorescence (NIR-TADF) have been synthesized and charaterized, whose photoluminescence quantum yields are very high in the solid state. ...
ArtikelGold‐Catalyzed 1,2‐Dicarbofunctionalization of Alkynes with Organohalides von Shashank P. et al. · 07.09.2023 The first report of 1,2-dicarbofunctionalization of alkynes using organohalides as coupling partners in the field of gold catalysis has been presented. Mechanistic investigations, including NMR, tandem mass spectrometry and DFT studies, reveal that ...
ArtikelDual Nickel(II)/Mechanoredox Catalysis: Mechanical‐Force‐Driven Aryl‐Amination Reactions Using Ball Milling and Piezoelectric Materialsvon Tamae Seo et al. · 07.09.2023 We have developed a new class of synergistic catalytic system that uses a nickel(II) catalyst and a mechanoredox catalyst to promote mechanochemical-force-driven C−N cross-coupling reactions. This reaction shows a broad substrate scope, an inexpensi...
ArtikelDegradable and Recyclable Polyesters from Multiple Chain Length Bio‐ and Waste‐Sourceable Monomers
ArtikelEfficient Photocatalytic Cleavage of Lignin Models by a Soluble Perylene Diimide/Carbon Nitride S‐Scheme Heterojunction
ArtikelAchieving Molecular Recognition of Structural Analogues in Surface‐Enhanced Raman Scattering Spectroscopy: Inducing Charge and Geometry Complementarity to Mimic Molecular Docking
ArtikelStimuli‐Responsive Hydrogel Microcapsules Harnessing the COVID‐19 Immune Response for Cancer Therapeutics
ArtikelPhotoinduced Cobalt Catalysis for the Reductive Coupling of Pyridines and Dienes Enabled by Paired Single‐Electron Transfer
ArtikelAdaptive Catalysts for the Selective Hydrogenation of Bicyclic Heteroaromatics using Ruthenium Nanoparticles on a CO2‐Responsive Support
ArtikelInterfacial Water Tuning by Intermolecular Spacing for Stable CO2 Electroreduction to C2+ Products
ArtikelPhotoinduced Metallonitrene Formation by N2 Elimination from Azide Diradical Ligandsvon Luis I. et al. · 06.09.2023 Femtosecond ultraviolet-pump/mid-infrared-probe spectroscopy reveals that singlet and triplet azide-anion diradical ligands facilitate the efficient formation of a metallonitrene from a diamagnetic azido precursor. Abstract Transition-metal nitrid...
ArtikelGiant Mid‐Infrared Second‐Harmonic Generation Response in a Densely‐Stacked Van Der Waals Transition‐Metal Oxychloridevon Congcong Jin et al. · 06.09.2023 A “sole functional module” strategy that assembles dense structures comprising well-aligned nonlinear optical-efficient modules is proposed. This has led to the discovery of a densely-stacked van der Waals transition-metal oxychloride with a giant m...
ArtikelTrimethylsilyl Chloride Aids in Solubilization of Oxidative Addition Intermediates from Zinc Metal
ArtikelDelocalized Isoelectronic Heterostructured FeCoOxSy Catalysts with Tunable Electron Density for Accelerated Sulfur Redox Kinetics in Li‐S batteries
ArtikelDetection of Unfolded Cellular Proteins Using Nanochannel Array with Probe‐Functionalized Outer‐Surfaces
ArtikelProton Shuttling by Polyaniline of High Brønsted Basicity for Improved Electrocatalytic Ethylene Production from CO2
ArtikelDefect Engineered Metal–Organic Framework with Accelerated Structural Transformation for Efficient Oxygen Evolution Reaction
ArtikelSemiconducting iron‐chelated nano‐immunomodulator for specific and sensitized sono‐metallo‐immunotherapy of cancer
ArtikelDynamic growth of macroscopically structured supramolecular hydrogels through orchestrated reaction‐diffusion
ArtikelPrecision Graphene Nanoribbon Heterojunctions by Chain‐Growth Polymerizationvon Jin‐Jiang Zhang et al. · 06.09.2023 We demonstrated the controlled synthesis of graphene nanoribbon (GNR) heterojunctions for the first time from block polyphenylene precursor that was achieved by chain-growth polymerization. This synthetic strategy opens a door for the rational synth...
ArtikelAn Asymmetric Hydrogenation/N‐Alkylation Sequence for a Step‐Economical Route to Indolizidines and Quinolizidinesvon Wei Zhao et al. · 06.09.2023 Asymmetric hydrogenation of pyridines and subsequent N-alkylation lead to indolizidines and quinolizidines. The presence of Cl− results in retention of the absolute configuration of the initially formed alcohol. Noncovalent interactions, H-bonding, ...
ArtikelThe Role of Chemically Innocent Polyanions in Active, Chemically Fueled Complex Coacervate Dropletsvon Fabian Späth et al. · 06.09.2023 In chemically fueled complex coacervates, the binding affinity of a peptide building block towards a polyanion can be tuned by a chemical reaction cycle. Beyond the kinetics of the reaction cycle, the interaction of the precursor peptide with the po...
ArtikelMultiblock Copolymers Based on Highly Crystalline Polyethylene and Soft Poly(ethylene‐co‐butadiene) Segments: Towards Polyolefin Thermoplastic Elastomersvon Marvin Langlais et al. · 06.09.2023 Block copolymers of highly crystalline polyethylene and soft ethylene butadiene rubber (EBR) were prepared in a single reactor by coordinative chain transfer polymerization. Triblock and multiblock copolymers self-organized into lamellar structures ...
ArtikelSynthetic Heparanase Inhibitors Can Prevent Herpes Simplex Viral Spreadvon Pradeep Chopra et al. · 06.09.2023 A range of heparan sulfate (HS) oligossacharides was synthesized by a modular synthetic approach and evaluated as human heparanase (Hpse) inhibitors. Treatment of herpes simplex-1 virus (HSV-1) infected corneal epithelial cells with synthetic HS oli...
ArtikelOn‐Surface Synthesis and Characterization of a High‐Spin Aza‐[5]‐Triangulenevon Manuel Vilas‐Varela et al. · 06.09.2023 An aza-[5]-triangulene was synthesized using on-surface synthesis strategies and its structure imaged with bond-resolved scanning tunneling microscopy. A cationic ground state with high spin was deduced by detection of a weak zero-bias spectral reso...
ArtikelEnhanced Electrocatalytic Water Oxidation by Interfacial Phase Transition and Photothermal Effect in Multiply Heterostructured Co9S8/Co3S4/Cu2S Nanohybridsvon Yanan Chang et al. · 06.09.2023 Due to the low formation energy of Co3S4/Cu2S interface (−7.61 eV), the integration of Co9S8 and Cu2S tends to induce the interface phase transition of Co9S8, leading to multiple heterogeneous Co9S8/Co3S4/Cu2S nanohybrids, with reduced oxygen evolut...
ArtikelReversely Trapping Isolated Atoms in High Oxidation State for Accelerating the Oxygen Evolution Reaction Kineticsvon Yang Li et al. · 06.09.2023 A controllable atom-trapping strategy is developed to extract isolated Mo atom from the a-MoOx@CoSe2 pre-catalyst into CoOOH through an ultra-fast self-reconstruction process during the OER process. The single Mo-atom decoration shifts the oxidation...
ArtikelDurable Multiblock Poly(biphenyl alkylene) Anion Exchange Membranes with Microphase Separation for Hydrogen Energy Conversionvon Yichang Ma et al. · 06.09.2023 The multiblock poly(biphenyl ammonium-b-biphenyl phenyl) was successfully synthesized, which displayed excellent OH− conductivity of 162.2 mS cm−1 along with a low swelling rate of 26.3 % (80 °C). Importantly, the related anion exchange membrane (AE...
ArtikelRepurposing Iron‐ and 2‐Oxoglutarate‐Dependent Oxygenases to Catalyze Olefin Hydrationvon Bingnan Wang et al. · 06.09.2023 It is shown that the 2-His-1-carboxylate coordination triad commonly deployed in Fe/2OG-dependent enzymes can be used as a general ligand system to support sequential hydrogen atom transfer and oxygenation at a mononuclear iron center. This new type...
ArtikelBiosynthesis of Cosmosporasides Reveals the Assembly Line for Fungal Hybrid Terpenoid Saccharidesvon Guan‐Yin Yuan et al. · 06.09.2023 The assembly line for the fungal hybrid terpenoid saccharide cosmosporaside C (1) has been elucidated. By conducting genome mining from Fusarium orthoceras, a cos cluster was identified. A UbiA family intramembrane prenyltransferase (UbiA-type PT), ...
ArtikelHighly Selective Electrocatalytic Olefin Hydrogenation in Aqueous Solutionvon Chengyu Xing et al. · 06.09.2023 The electrocatalytic hydrogenation of purely aliphatic and functionalized olefins was achieved by using graphdiyne-based copper oxide quantum dots as cathodic electrodes and water as the hydrogen source, with high activity and selectivity in aqueous...
ArtikelA Japan–Poland Collaboration for Coupling Molecular Nanomagnetism and Luminescent Thermometry06.09.2023 “This example truly shows how important it is to collaborate closely, try to communicate in every possible way, and not give up in the face of obstacles… We feel that the direct discussions during the conferences and research visits were critical in...
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