ArtikelTrityl‐Based Lanthanide‐Supramolecular Assemblies Exhibiting Slow Magnetic Relaxationvon Dawid Marcinkowski et al. · 21.09.2023 Magneto-structural correlations within the phenoxo-hydrazone scaffolded lanthanide dimers lead to first example of trityl-governed zero field Ln-SMMs Abstract The triphenylmethane (trityl) group has been recognized as a supramolecular synthon in c...
ArtikelIdentification of In‐Droplet Multicellular Communities by Light‐Induced Combinatorial DNA Barcodingvon Fumiko Kawasaki et al. · 21.09.2023 A strategy for labeling cells with microdroplet identifiers generated from a set of DNA-functionalized microbeads is demonstrated. By employing a combinatorial approach, in which combinations of DNA barcodes from randomly encapsulated multiple DNA-f...
ArtikelPhosphorus Dendrimers for Metal‐Free Ligation: Design of Multivalent Pharmacological Chaperones against Gaucher Diseasevon My Lan et al. · 21.09.2023 First dendrimers built on a cyclotriphosphazene core and displaying 6 or 12 monofluorocyclooctyne units grafted onto their surface allowed the design of deoxynojirimycin clusters by copper-free click-chemistry ligation. The dendrimers proved to be p...
ArtikelWater‐Dispersible Carbon Nano‐Test Tubes as a Container for Concentrated DNA Moleculesvon Yasuto Hoshikawa et al. · 21.09.2023 Carbon nano-test tubes whose inner surfaces were selectively oxidized work well as a nano-container for concentrated DNA molecules. The Ca2+-mediated electrostatic interaction is exerted between DNA phosphate groups and the carboxylate anions formed...
ArtikelFluorinated Mn(III)/(II)‐Porphyrin with Redox‐Responsive 1H and 19F Relaxation Propertiesvon Sara M. et al. · 21.09.2023 A new fluorinated manganese porphyrin, (Mn-TPP-p-CF3) is reported that is capable of providing, based on the Mn(III)/Mn(II) equilibrium, dual 1H relaxivity and a 19F NMR response to redox changes. The reduction of Mn(III)-TPP-p-CF3 in the presence o...
ArtikelHeterobimetallic Hydrides with a Germanium(II)‐Zinc Bondvon Pritam Mahawar et al. · 21.09.2023 Addition of zinc hydride to the germanium(II) center results in zincagermanes with H−Zn−Ge−H core, which react with CO2 to give a digermylene and zinc formate. Abstract In the presence of TMEDA (TMEDA=N,N,N’,N’-tetramethylethylenediamine), zinc di...
ArtikelMn(II) Polypyridyl Complexes: Precursors to High Valent Mn(V)=O Species and Inhibitors of Cancer Cell Proliferationvon Pragya Arora et al. · 21.09.2023 High valent MnV =O at room temperature: This works highlights the identification and characterization of a transient MnV=O species with the help of an in situ generated anionic moiety. The oxidative species are mapped to trigger intracellular redox ...
ArtikelPhotoactivation of Solid‐State Fluorescence through Controllable Intermolecular [2+2] Photodimerizationvon Xinni Ping et al. · 21.09.2023 Efficient photoactivation behavior of bright solid-state fluorescence of a variety of benzo[b]thiophene 1,1-dioxide derivatives luminogens is achieved based on a controllable self-assembly and efficient intermolecular [2+2] photodimerization reactio...
ArtikelTransition Metal‐Free N−S Bond Cleavage and C−N Bond Activation of Ugi‐Adducts for Rapid Preparation of Primary Amides and α‐Ketoamidesvon Chao Liu et al. · 21.09.2023 By the combination of an Ugi-4CR and a transition metal-free selective N−S bond cleavage and C−N bond activation, diverse primary amides and α-ketoamides were simultaneously obtained in a highly efficient, rapid, and step-economical manner. The reac...
ArtikelSuperhydrophilic and Superaerophobic Ru‐Loaded NiCo Bimetallic Hydroxide Achieves Efficient Hydrogen Evolution over All pH Rangesvon Mingyue Zhang et al. · 21.09.2023 We developed a facile and effective strategy to synthesize Ru NPs anchored on NiCo-BH by spontaneous redox reactions as high-performance HER electrocatalysts at all pH values. The Ru−O−M (M=Ni, Co) interfacial bond between Ru nanoparticles and Ni−Co...
ArtikelFar‐Red Excitation Induced Electron Transfer in Bis Donor‐AzaBODIPY Push‐Pull Systems; Role of Nitrogenous Donors in Promoting Charge Separationvon Ajyal Z. et al. · 21.09.2023 A new series of donor-acceptor constructs featuring azaBODIPY and nitrogenous donors have been newly designed, synthesized and characterized using a range of physico-chemical techniques. Excited state charge transfer and separation, as a function of...
ArtikelDiastereoselective Petasis‐Borono‐Mannich Crotylation Reactions of Chiral α‐Heteroatom (F, OBz, OH) Aldehydes: Rapid Access to Valuable Mono and Bicyclic Heterocyclic Scaffoldsvon Philip J. et al. · 21.09.2023 The scope of the Petasis-borono-Mannich reaction has been expanded to include crotylboronates as a variation of boronic ester. These have been examined in reactions of chiral α-heteroatom (F, OBz, OH) aldehydes and primary amines, to produce enantio...
ArtikelDirect Synthesis of ABCD‐Porphyrin Platinum(II) Complexes via Dehydrative Aromatizationvon Ryo Inoue et al. · 21.09.2023 This study describes synthesis of ABCD-porphryin Pt(II) complexes via dehydrative aromatization in one-pot from corresponding dipyrrinatoPt(II) complexes and bisformyldipyrrins. This procedure also enables the construction of a C 1-symmetrical ABCD-...
ArtikelSugar‐Assisted Kinetic Resolutions in Metal/Chiral Amine Co‐Catalyzed α‐Allylations and [4+2] Cycloadditions: Highly Enantioselective Synthesis of Sugar and Chromane Derivativesvon Kaiheng Zhang et al. · 21.09.2023 Functionalized triose-, furanose and chromane-derivatives were synthesized by the titled reactions. The C−C bond-forming cascade processes generate a functionalized sugar derivative with a quaternary stereocenter in a highly enantioselective fashion...
ArtikelTemperature Directs the Majority‐Rules Principle in Supramolecular Copolymers Driven by Triazine–Benzene Interactionsvon Stef A. et al. · 21.09.2023 Supramolecular copolymerization of chiral comonomers into helical assemblies can introduce competing polymerization pathways. Temperature can be used to control the composition of triazine- and benzene-based copolymers and thereby invert the helical...
ArtikelEfficient Nitric Oxide Scavenging by Urea‐Functionalized Push‐Pull Chromophore Modulates NO‐Mediated Diseasesvon Himadri Shekar et al. · 21.09.2023 The harmful effects of excess nitric oxide (NO) can be prevented by its scavenging. We show that a urea-functionalized molecule (Urea-eTCBD), rapidly binds to NO and forms a stable NONOate. The inhibition of NO-mediated, paw inflammation and corneal...
ArtikelSilver‐Catalyzed para‐Selective Sulfenyl Group Transfer Reactions of N‐Sulfenylanilidesvon Itaru Nakamura et al. · 21.09.2023 para -Selective rearrangement reactions of N -sulfenylanilides were efficiently promoted by silver catalysts under mild reaction conditions. This reaction proceeds by an intermolecular transfer of the sulfenyl group. Abstract Silver-cata...
ArtikelA General Pathway towards NHC ⋅ GaH2(OTf) Adducts – The Key for the Synthesis of NHC‐Stabilized Cationic 13/15 Chain Compounds of Galliumvon Robert Szlosek et al. · 21.09.2023 A general synthetic pathway towards NHC-stabilized galliumtriflates NHC ⋅ GaH2(OTf) (NHC=IDipp, IMes, IPr2Me2) is reported. These compounds were used as building blocks to obtain unprecedented 13/15 cationic chain compounds of the heavier group 13 e...
ArtikelThe Power of Automation in Polymer Chemistry: Precision Synthesis of Multiblock Copolymers with Block Sequence Controlvon Vianna F. et al. · 21.09.2023 An open-to-air, room-temperature RAFT polymerization procedure is employed in an automated platform to produce unprecedented complex macromolecular structures unobtainable manually. The precise structures made using this machine pave the way for the...
ArtikelImpact of Catalyst Deuteration on the Reactivity of Chiral Phase‐Transfer Organocatalystsvon Sei Murayama et al. · 21.09.2023 Cards for improvement. Site-specifically deuterated organocatalysts were synthesized and found to display improved reactivity compared to the non-deuterated analogs. The stability and catalytic performance were generally improved by deuteration, tho...
ArtikelCover Feature: Impact of Catalyst Deuteration on the Reactivity of Chiral Phase‐Transfer Organocatalysts (Chem. Eur. J. 53/2023)von Sei Murayama et al. · 21.09.2023 Incorporating deuteriums into the correct positions of organocatalysts increases their stability and robustness, just like the story of “The Three Little Pigs”: the first two pigs hastily construct houses made of straw and sticks (non-deuterated and...
ArtikelCover Feature: The Power of Automation in Polymer Chemistry: Precision Synthesis of Multiblock Copolymers with Block Sequence Control (Chem. Eur. J. 53/2023)von Vianna F. et al. · 21.09.2023 Automated synthesis of multiblock copolymers: A robotic polymer synthesis platform conducts polymerization to produce multiblock copolymers with block sequence definition. The synthesis protocol for these complex structures is given to the automatio...
ArtikelFront Cover: Water‐Dispersible Carbon Nano‐Test Tubes as a Container for Concentrated DNA Molecules (Chem. Eur. J. 53/2023)von Yasuto Hoshikawa et al. · 21.09.2023 Carbon nano-test tubes (CNTTs) can be prepared by a CVD technique using the straight and uniform nanochannels of an anodic aluminium oxide film as a template (top left). The CNTTs are readily dispersed in water. Importantly, a significant number of ...
ArtikelQuantifying Catalysis at the Origin of Life von Ruvan Graaf et al. · 21.09.2023 Origin of life theories often invoke catalytic mechanisms, but catalysis of biologically relevant reactions in geologically plausible scenarios has been until recently experimentally elusive. In this perspective, we suggest that researchers move tow...
ArtikelGraphdiyne and its Composites for Lithium‐Ion and Hydrogen Storagevon Kun Yang et al. · 21.09.2023 Graphdiyne, as a novel type of carbon allostrope, possessing both a planar conjugated structure and a pore-like configuration in three-dimensional space. This review summarized various synthesis and modification methods of the GDY-based materials an...
ArtikelIntramolecular Electron Transfer in Multi‐Redox Systems Based on Cyclic [3]Spirobifluorenylene Compound
ArtikelHighly Electrophilic Intermediates in the Bypass Mechanism of Glutathione Peroxidase: Synthesis, Reactivity, and Structures of Selenocysteine‐Derived Cyclic Selenenyl Amides
ArtikelMolecules that Turn Themselves Inside‐Out: Tuning in/out Equilibria and Homeomorphic Isomerization in Macrobicyclic Dibridgehead Diphosphines P((CH2)n)3P Newly Accessible by Earth‐Abundant‐Metal Templates
ArtikelControl and transferability of magnetic interactions in supramolecular structures: trimers of {Cr7Ni} antiferromagnetic rings.
ArtikelA Photo‐degradable Crosslinker for the Development of Light‐responsive Protocell Membranesvon Patrick J. et al. · 22.09.2023 A novel photocleavable, poly(ethylene) glycol-based crosslinker, reactive to biological nucleophiles is synthesized and used to covalently stabilise proteinosome membranes. The crosslinker effectively degrades on irradiation with UV light, allowing ...
ArtikelRu(II)‐Cyanine Complexes as Promising Photodynamic Photosensitizers for the Treatment of Hypoxic Tumours with Highly Penetrating 770 nm Near‐Infrared Lightvon Albert Gandioso et al. · 22.09.2023 A novel class of Ruthenium(II) complexes that can be photoactivated at 770 nm under hypoxic conditions thanks to the incorporation of a heptamethine cyanine dye is described. Abstract Light-activated treatments, such as photodynamic therapy (PDT),...
ArtikelBridging the Gap between Zeolites and Dense Silica Polymorphs: Formation of All‐Silica Zeolite with High Framework Density from Natural Layered Silicate Magadiitevon Masakazu Koike et al. · 22.09.2023 Between zeolite and silica: A silica zeolite RWZ-1 with a very high framework density (FD) was synthesized through topotactic condensation of natural layered silicate magadiite. Based on the viewpoint of its FD and thermal expansion behavior, RWZ-1 ...
ArtikelVisible Light and Triselenium Dicyanide (TSD): New Horizons in the Synthesis of Organic Selenocyanatesvon João M. et al. · 22.09.2023 An ingenious method for the synthesis of α-carbonyl selenocyanates and α-hydroxy selenocyanates is to simply react triselenium dicyanide and styrenes (or alkenes) under blue light irradiation and O2. Additionally, α-carbonyl selenocyanates were expl...
ArtikelReduced Tiara‐like Palladium Complex for Suzuki Cross‐Coupling Reactionsvon Mario Daka et al. · 22.09.2023 This study describes the development of a highly active and reusable palladium-based catalyst on alumina (Pd8/Al2O3) derived from an octanuclear tiara-like palladium complex and exploited for Suzuki coupling reactions. The high specific activity of ...
ArtikelRuthenium‐Catalyzed Aminocarbonylation with Isocyanates Through Weak Coordinating Groupsvon Elisa Y. et al. · 22.09.2023 Under mild conditions: A redox-neutral and base-free protocol for the directed ruthenium-catalyzed C−H aminocarbonylation is developed through high-throughput experimentation. The mild conditions allowed the introduction of privileged amide moieties...
ArtikelTunable Regioselectivity in C−H‐Activated Direct Arylation Reactions of Dithieno[3,2‐b:2’,3’‐d]pyrrolesvon Astrid Vogt et al. · 22.09.2023 Direct arylation reactions are widely used for the preparation of conjugated organic materials. The artwork, designed by Dr. Elena Mena-Osteritz, shows the structures of molecules, which were synthesized by regioselective C−H-activated direct arylat...
ArtikelPalladium‐Catalyzed Regiodivergent C‐H Olefination of Imidazo[1,2a]Pyridine Carboxamide and Unactivated Alkenes
ArtikelIsocyanides as Catalytic Electron Acceptors in the Visible Light Promoted Oxidative Formation of Benzyl and Acyl Radicalsvon Camilla Russo et al. · 21.09.2023 Aromatic isocyanides are able to harvest visible light and promote the oxidative formation of both alkyl and acyl radicals starting from Hantzsch esters, potassium alkyltrifluoroborates, and α-oxoacids. UV-visible absorption and fluorescence experim...
ArtikelStrain‐Driven, Non‐Catalysed Ring Expansion of Silicon Heterocyclesvon Maximilian P. et al. · 21.09.2023 Small silacycles were obtained by small molecule activation with a bromosilylene. The silacycles were treated with isonitriles to induce ring expansion reactions. The saturated rings showed two subsequent isomerisation reactions. Abstract Silacycl...
ArtikelDehydropolymerization of Amine−Boranes using Bis(imino)pyridine Rhodium Pre‐Catalysis: σ‐Amine−Borane Complexes, Nanoparticles, and Low Residual‐Metal BN−Polymers that can be Chemically Repurposedvon Mathew J. et al. · 21.09.2023 The dehydropolymerization of H3B ⋅ NMeH2 using bis(imino)pyridine rhodium pre-catalysis reveals the σ-amine−borane complexes, nanoparticle formation, and polyaminoboranes with low residual metal content that can be chemically repurposed to N,N,N-tri...
ArtikelConstruction of Diversified Penta‐Spiro‐Heterocyclic and Fused‐Heterocyclic Frameworks with Potent Antitumor Activityvon Qi Liu et al. · 21.09.2023 “Our work constructed four novel spiro/fused-heterocyclic frameworks with antitumor activity.” This and more about the story behind the front cover can be found in the article at 10.1002/chem.202301553). Abstract Invited for the cover of this issu...
ArtikelCryogenic Ion Fluorescence Spectroscopy: FRET in Rhodamine Homodimers and Heterodimersvon Christina Kjær et al. · 21.09.2023 Gas-phase FRET going cold: Photoexcitation of a rhodamine dye (the donor) in a homo- or heterodimer composed of two dyes separated by a short alkyl spacer leads to resonant energy transfer (RET) from the donor to the acceptor dye that has a lower ex...
ArtikelNon‐Covalent Supramolecular 1D Alternating Copolymer in Crystal toward 2D Anisotropic Photon Transportvon Mahiro Nakabayashi et al. · 21.09.2023 The 1D non-covalent supramolecular copolymer is aligned horizontally with the 2D crystal surface because of the angle-controlled supramolecular synthons. The anisotropic waveguiding ability, α L/α S, is estimated to be 41, which is more than an orde...
ArtikelSingle Molecular Persistent Room‐Temperature Phosphorescence and Circularly Polarized Luminescence from Binaphthol‐Decorated Optically Innocent Cyclotriphosphazenesvon Satyam Jena et al. · 21.09.2023 A novel design strategy based on the dendritic effect results in a single chiral chromophore that emits simultaneous persistent RTP and circularly polarized luminescence. This study suggests that the optical features of these compounds are dominated...
ArtikelProtein Sequencing with Artificial Intelligence: Machine Learning Integrated Phosphorene Nanoslitvon Sneha Mittal et al. · 21.09.2023 Machine learning integrated phosphorene nanoslit for high throughput protein sequencing based on the transverse tunneling current approach is presented herein. The findings reveal that materials with a puckered geometry outperform planar ones, offer...
ArtikelPhotoinduced NiH Catalysis with Trialkylamines for the Stereodivergent Transfer Semi‐Hydrogenation of Alkynesvon Tingjun Hu et al. · 21.09.2023 Dual nickel and photoredox catalysis enables the semi-reduction of internal aryl alkynes in the presence of a trialkylamine acting both as a reductive quencher and as a transfer hydrogenation reagent. The E/Z-stereoselectivity can be controlled with...
ArtikelA Guanidine‐Supported π‐Complex of Germanium Amenable to Intramolecular C‐C Cleavage in Arene and Ge Atom Transfer
ArtikelMultigram Synthesis of Dimethyl Stellane‐1,5‐Dicarboxylate as a Key Precursor for the ortho‐Benzene Mimics
ArtikelRuthenium and Iron Co‐doped Molybdenum Carbide as a Stable Hydrogen Evolution Electrocatalyst in Harsh Electrolyte
ArtikelGermylenes Exhibiting Solid‐State Emissions that Extend to NIRvon Pratima Shukla et al. · 20.09.2023 Solid-state photoluminescence of low-valent main group element compounds is investigated for the first time using stable germylene carboxylates. Apart from showing room-temperature photoluminescence, these carboxylates exhibited significant differen...
ArtikelElucidation of Substituent‐Responsive Reactivities via Hierarchical and Asymmetric Assemblies in Crystalline p‐Quinodimethane Derivativesvon Takahito Itoh et al. · 20.09.2023 Substituent-responsive reactivities of p-quinodimethane derivatives with four ester groups in the crystals were elucidated by analyzing crystal structures through their hierarchical and asymmetric assemblies; conformers, dimers, 1D-columns, 2D-sheet...
ArtikelMachine‐Learning‐Aided NO2 Discrimination with an Array of Graphene Chemiresistors Covalently Functionalized by Diazonium Chemistryvon Sonia Freddi et al. · 20.09.2023 Nosey, NO2sey! An e-nose based on graphene chemiresistors, covalently functionalized by exploiting diazonium chemistry, has been developed to detect and discriminate nitrogen dioxide for environmental and medical applications. Abstract Boosted by ...
ArtikelAdvances in RNA Labeling with Trifluoromethyl Groupsvon Clemens Eichler et al. · 20.09.2023 Synthetic RNA with novel fluorine labeling patterns is presented. The study completes the set of 2′-OCF3 nucleoside phosphoramidites to all four standard nucleobases and enables advanced NMR spectroscopic and cellular applications that utilize the f...
ArtikelAsymmetric Transfer Hydrogenation as a Key Step in the Synthesis of the Phosphonic Acid Analogs of Aminocarboxylic Acidsvon Tamara Dinhof et al. · 20.09.2023 The asymmetric transfer hydrogenation (ATH) of 17 diisopropyl α-oxophosphonates was accomplished by using a commercially available Noyori-type catalyst. The highly enantioenriched products (ee >98 % in all cases but one) were further converted to...
ArtikelBoron Polycation Supported by Cyclic Bis(carbodiphosphorane)von Kakeru Saito et al. · 20.09.2023 Cyclic bis(carbodiphosphorane) ligand was developed with group 13 elements, B, Al, and Ga. The ligand enabled the stabilization of geometrically strained boron cationic species. Abstract A novel cyclic bis(carbodiphosphorane) ligand was prepared a...
ArtikelDiastereoselective Synthesis of α‐Aryl‐Substituted LnDOTA Chelates from Achiral Starting Materials by Deracemization Under Mild Conditions von Karley B. et al. · 20.09.2023 α-Aryl-substituted DOTA chelates can be prepared from racemic and achiral starting materials. The mixture of stereoisomeric ligands produced deracemizes, under mild conditions, to a single diastereoisomeric chelate with the introduction of the metal...
ArtikelOrgano‐Functionalized Lacunary Double Cubane‐Type Oxometallates: Synthesis, Structure, and Properties of [(MIICl)2(VIVO)2{((HOCH2CH2)(H)N(CH2CH2O))(HN(CH2CH2O)2)}2] (M=Co, Zn)von Damola T. et al. · 20.09.2023 Mixed-metal oxo-alkoxide clusters [(MIICl)2(VIVO)2{((HOCH2CH2)(H)N(CH2CH2O))(HN(CH2CH2O)2)}2] (M=Co, Zn) containing a lacunary double cubane oxometallic core incorporating diethanolamine ligands in unusual bonding modes have been prepared and fully ...
ArtikelSpin‐Injection in Graphene: An EPR and Raman Studyvon Christos Fragkogiannis et al. · 20.09.2023 Spin injection on graphene. Tyrosine radicals were covalently attached on graphene and graphene oxide. The tyrosine functionalized graphene products showed increased spin concentration, elevated aromaticity, and conductivity. Abstract In this arti...
ArtikelExploring the multifarious role of ligand in electrocatalytic hydrogen evolution reaction pathways
ArtikelGroup I Alkoxides and Amylates as Highly Efficient Silicon–Nitrogen Heterodehydrocoupling Precatalysts for the Synthesis of Aminosilanes
ArtikelChiral‐at‐Metal Racemization Unraveled for MX2(a‐chel)2 by means of a Computational Analysis of MoO2(acnac)2
ArtikelHighly Soluble Ambipolar anti‐Perylene‐3,4 : 9,10‐bis(benzimidazole)s Stabilize a Room‐Temperature Columnar Hexagonal Phasevon Paresh Kumar et al. · 20.09.2023 A highly soluble perylene anti-bis(4,5-dialkoxybenzimidazole) bearing branched flexible chains that stabilize a room-temperature columnar hexagonal phase is reported for the first time. With balanced ambipolar charge carrier mobility, it has a high ...
ArtikelChemical Tailoring of β‐Cyclodextrin‐Graphene Oxide for Enhanced Per‐ and Polyfluoroalkyl Substances (PFAS) Adsorption from Drinking Watervon Francesca Tunioli et al. · 20.09.2023 Covalent functionalization of graphene oxide (GO) nanosheets by amino-alkyl-β-cyclodextrins (βCD) through different sized alkyl linkers (Cn) is presented. The adsorption properties of GO-Cn-βCD materials toward perfluorobutanoic acid (PFBA), a parti...
Artikel(Bio)Functionalisation of Metal–Organic Polyhedra by Using Click Chemistryvon Laura Hernández‐López et al. · 20.09.2023 Copper(I)-catalysed alkyne-azide cycloaddition click chemistry is a versatile post-synthetic tool to functionalize the surface chemistry of alkyne-functionalized cuboctahedral Metal–Organic Polyhedra (MOPs). This methodology enables quantitative fun...
ArtikelPoly(arylene iminoborane)s, Analogues of Poly(arylene vinylene) with a BN‐Doped Backbone: A Comprehensive Study
ArtikelAn Investigation of Allyl‐Substituted Bis(Diphosphine) Iron Complexes: Towards Precursors for Cooperative CO2 Activation
ArtikelControlling the Formation of Electroactive Graphene‐Based Cementitious Composites: Towards Structural Health Monitoring of Civil Structures
ArtikelInterrelations between Linkage Isomers of an Efficient Square‐planar Nickel(II) Nitrite Photoswitch in the Solid State
ArtikelPhotoswitchable Azoheteroarene‐Based Chelating Ligands: Light Modulation of Properties, Aqueous Solubility and Catalysisvon Debapriya Gupta et al. · 18.09.2023 Eight photoswitchable phenylazopyridine- and phenylazopyrazole-based chelation-type ligands were designed and a detailed evaluation of the light-modulated changes in their properties were carried out. The photo-induced enhancement of solubility of o...
ArtikelBoosting the Cell Performance of the SiO/Cu and SiO/PPy Anodes via In‐Situ Reduction/Oxidation Coating Strategies
ArtikelPlatinum(IV)–Gold(I) Agents with Promising Anticancer Activity: Selected Studies in 2D and 3D Triple‐Negative Breast Cancer Modelsvon Javier E. et al. · 18.09.2023 In the war against cancer, two cytotoxic metallic fragments—gold and platinum, symbolically represented as superheroes—join forces in a single molecule. Our research showcases the impressive potency of these molecules against a panel of cancer cell ...
ArtikelPost‐Modification of a Robust Covalent Organic Framework for Efficient Sequestration of 99TcO4−/ReO4−von Lei Zhu et al. · 18.09.2023 covalent-organic frameworkgrafting compositepoly(ionic liquids)post-synthetic modification99TcO4 −/ReO4 − sequestration Abstract Nuclear industry spent fuel reprocessing and some radioactive contamination sites often involve high acidity and salin...
ArtikelGeometry‐Independent Ultrafast Energy Transfer in Bioinspired Arrays Containing Electronically Coupled BODIPY Dimers as Energy Donorsvon Sara Ansteatt et al. · 18.09.2023 Arrays composed of a electronically coupled BODIPY dimer as energy donor and chlorins as energy acceptors show broad absorption profiles and ultrafast (~10 ps) energy transfer, regardless of the array architecture, and may serve as bioinspired light...
ArtikelManipulation of Hierarchical Chiral Self‐assembly and Anion Recognition by Supramolecular Systems of β‐Glucopyranoside, Pillar[5]arenes, and Polyoxometalatesvon Mengyan Zeng et al. · 18.09.2023 β-Glucopyranoside, as a modulator, successfully induced the chirality of Anderson-type polyoxometalates and modulated the ternary co-assembly to form hierarchically chiral leaves. By substituting highly similar polyoxometalates, the accurate balance...
ArtikelStructural Insight on Supramolecular Polyion Salts: Inositol Hexaphosphate Enclosed in Cationic Macrocyclic Clustersvon Subhamay Pramanik et al. · 18.09.2023 Phytate, myo -inositol-1,2,3,4,5,6-hexakisphosphate (depicted by the turtle), is an important bioanion that plays multiple roles in metabolic processes. Supramolecular macrocyclic forces have been used to trap phytate, resulting in insight to it...
ArtikelRegime Switch in the Dual‐Catalyzed Coupling of Alkyl Silicates with Aryl Bromidesvon Khaoula Jaouadi et al. · 18.09.2023 Metallophotoredox catalyzed coupling of an aryl bromide with an alkyl bis(catecholato)silicate can lead to the formation of large quantity of side products when subjected to high intensity/high frequency irradiation. Two regimes were found to be pos...
ArtikelOrganotin(IV)‐Decorated Graphene Quantum Dots as Dual Platform for Molecular Imaging and Treatment of Triple Negative Breast Cancervon I. Jénnifer et al. · 18.09.2023 Nitrogen-doped graphene quantum dots (NGQDs) have potential for delivering organotin(IV) compounds in cancer therapy due to their water solubility, stability, non-toxicity, and photoluminescence. Two nanosystems were developed by grafting organotin ...
ArtikelErythronium Bonds: Noncovalent Interactions Involving Group 5 Elements as Electron‐Density Acceptors von Miriam Calabrese et al. · 18.09.2023 In this work, the term erythronium bond (EyB) is proposed to name an attractive noncovalent interaction between any electrophilic element of group 5 and electron-rich atoms (Lewis bases or anions). Abstract Analyses of the Cambridge Structural Dat...
ArtikelThe Role of Inverted Ligand Field in the Electronic Structure and Reactivity of Octahedral Formal Platinum (IV) Complexes von Andrea Ienco et al. · 18.09.2023 The electronic structure of octahedral platinum complexes with halogens or chalcogens was revised in the framework of the Inverted Ligand Field. The formal IV platinum oxidation state was in no case supported except in combination with oxygen and fl...
ArtikelOrganocatalytic Enantioselective Intramolecular Michael Addition by In Situ Generated Aminoisobenzofulvenes: Construction of Spiro Quaternary Carbon Stereocentersvon Abhisek Midya et al. · 18.09.2023 Here, we described organocatalytic spirocyclization of keto-enone tethered enals via a reductive Michael/aldol condensation/Michael domino sequence. This method granted us access to the architecturally complex spirocyclic spiroindene-2-caboxaldehyde...
ArtikelDual Chalcogen‐Bonding Interactions for the Conformational Control of Urea von Takumi Inoue et al. · 18.09.2023 A dual chalcogen-bonding interaction has been developed as a means of establishing conformational control in sulfur- and selenium-containing ureas. By virtue of this dual interaction, urea derivatives adopt a planar structure bearing an X⋅⋅⋅O⋅⋅⋅X ar...
Artikel2,4,5,7‐Tetranitrofluorenone Oximate for the Naked‐Eye Detection of H‐Bond Donors and the Chiroptical Sensing of Enantiopure Reagentsvon Dávid Pál et al. · 18.09.2023 Solutions of 2,4,5,7-tetranitrofluorenone oximate (1) are blue (λ max≈600 nm) in aprotic solvents, independently of polarity, while a red color (λ max<560 nm) is obtained in protic solvents. The hypsochromic shift in absorption is in excellent co...
ArtikelAn Acid‐Controlled Method for the Regioselective Functionalization of Anilines over Aliphatic Aminesvon Bowen Li et al. · 18.09.2023 Regioselective functionalization of anilines in the presence of aliphatic amines is illustrated utilizing classic conditions for the Baeyer-Mills reaction. Further, the defined principles of reactivity are shown to be broadly extended to other elect...
ArtikelPartial and Complete Replacement of the Phenyl Group(s) of 1,1,3,3‐Tetraphenyl‐2,2,4,4‐tetrakis(trimethylsilyl)cyclotetrasilane by Chlorine Atom(s)
ArtikelHeterogeneous Fe‐doped Ni(OH)2 grown on nickel mesh by electrodeposition for efficient alkaline oxygen evolution reaction
ArtikelCarbon Dioxide Hydrogenation to Formate Catalyzed by a Neutral, Coordinatively Saturated Tris‐Carbonyl Mn(I)‐PNP Pincer‐Type Complex
ArtikelElucidating the Electronic Nature of Rh‐basedPaddlewheel Catalysts from 103Rh NMRChemical Shifts: Insights from QuantumMechanical Calculations
ArtikelFacile Synthesis of Ru Nanoboxes with a Hexagonal Close‐Packed Structure by Templating with Ag Nanocubes and Their Catalytic Properties
ArtikelDiastereoselective Pd‐catalyzed Decarboxylative (4 + 2) Cycloaddition Reactions of 4‐Vinylbenzoxazinanones and 2‐Nitro‐1,3‐enynes
ArtikelCO2 Activation with Manganese Tricarbonyl Complexes by an H‐Atom Responsive Benzimidazole Ligandvon Kundan K. et al. · 15.09.2023 An alternative route for electrochemical carbon dioxide activation was discovered for a manganese tricarbonyl complex. This complex first undergoes an H-atom transfer through a non-innocent ancillary ligand before subsequent reductions towards CO2-t...
ArtikelFeIII‐Based Eutectic Mixtures as Multi‐task and Reusable Reaction Media for Efficient and Selective Conversion of Alkynes into Carbonyl Compoundsvon Marina Ramos‐Martín et al. · 15.09.2023 “The reaction proceeds under remarkably mild (45 °C), bench-type conditions (under moisture/air), and displays a broad substrate scope.” This and more about the story behind the front cover can be found in the article at 10.1002/chem.202301736). A...
ArtikelHexakis‐TIPS‐Alkynylated Nonacenes: Persistent and Processiblevon Nico Zeitter et al. · 15.09.2023 Soluble nonacenes are stabilized via triisopropylsilyl-ethynylation, halogenation and methoxylation. The substitution resulted in the most stable nonacenes to date. Two derivatives were characterized by crystal structure analysis and one derivative ...
ArtikelSynchronous Proton‐Hydride Transfer by a Pyrazole‐Functionalized Protic Mn(I) Complex in Catalytic Alcohol Dehydrogenative Couplingvon Subhabrata De et al. · 15.09.2023 A protic Mn(I) complex featuring pyrazole functionality was evaluated for dehydrogenative coupling reactions to access benzimidazole and quinoline derivatives. Kinetic experiments and DFT calculations reveal that the initial alcohol dehydrogenation ...
ArtikelTransition Metal Ions Influence the Performance of Photodetector of Two‐Dimensional CdS Nanoplateletsvon Anusri Medda et al. · 15.09.2023 The insertion of copper ions inside the two-dimensional CdS NPLs exhibits bright red photoluminescence and higher performance of photodetectors. Abstract Transition metal-doped two-dimensional (2D) semiconductor nanoplatelets (NPLs) with atomicall...
ArtikelLight‐Induced Dyotropic Rearrangement of Diarylethenes: Scope, Mechanism, and Prospectsvon Andrey G. et al. · 15.09.2023 An unusual light-induced rearrangement of diarylethenes to products with complex tricyclic DihydroDithiaAcenaphthylene (DDA) core has been discovered by accident in 1999. Based on the data accumulated by 2022, it can be considered as a promising pho...
ArtikelModeling Reactivity of Nitrite and Nitrous Acid at a Phenolate Bridged Dizinc(II) Site: Insights into NO Signaling at Zincvon Gayathri Kolliyedath et al. · 15.09.2023 Nitric oxide from (in)organic nitrite at zinc(II): Reactions of a dizinc(II) coordination site with organonitrite or nitrous acid (RONO, R= t Bu/amyl/H) result in the formation of a dark green colored arene-NO+ charge-transfer complex. One electr...
ArtikelSchlenk‐Type Equilibria of Grignard‐Analogous Arylberyllium Complexes: Steric Effects von Christoph Helling et al. · 15.09.2023 Combinations of diethyl ether- and carbene-coordinated diarylberyllium and beryllium dibromide complexes were shown to undergo reversible and irreversible Schlenk-type redistribution reactions depending on the steric demand of the aryl substituents ...
ArtikelPhotocaging of Carboxylic Function Bearing Biomolecules by New Thiazole Derived Fluorophorevon Aleksey A. et al. · 15.09.2023 We report on synthesis of a new bright blue-green fluorophore for targeted delivery of biologically active substances containing a carboxyl group. The resulting hybrids were thoroughly studied to understand their photophysical properties and behavio...
ArtikelSynthesis and Anticancer Activity of Phosphinoylated and Phosphonoylated N‐Heterocycles Obtained by the Microwave‐Assisted Palladium Acetate‐Catalyzed Hirao Reaction
ArtikelCysteine‐Cysteine Cross‐Conjugation of both Peptides and Proteins with a Bifunctional Hypervalent Iodine‐Electrophilic Reagent
ArtikelExceptionally stable and super‐efficient electrocatalysts derived from semiconducting metal phosphonate frameworks
ArtikelPolymorphism and Light‐Driven Forward Movement of TPE Derivative Micro‐Crystal due to ArH‐pi Interactions Difference
ArtikelEnantioselective Dearomative [4+2] Cycloaddition Reaction of 1‐Naphthols with In‐situ Generated ortho‐Quinone Methides
ArtikelTunable Fluorescence and Morphology of Aggregates Built from a Mechanically Bonded Amphiphilic Bistable [2]Rotaxanevon Jun‐Tao Shi et al. · 14.09.2023 A novel mechanically bonded amphiphile (MBA)-bistable [2]rotaxane H2 was designed and prepared. In both the solution and aggregated states, H2 demonstrated pH-responsive emissions due to the presence of a distance-dependent photoinduced electron tra...
ArtikelAlkyl Chains Modulated Magnetization Dynamics of Mononuclear Trigonal Prismatic CoII Complexesvon Mengmeng Wang et al. · 14.09.2023 Modifying alkyl chains with different lengths at the end of the CoII-SMM with a rigid D 3h coordination geometry influence its magnetization dynamics. Magneto-structural correlation study reveals that the various deviations of coordination symmetry ...
ArtikelControlling the Morphological Features, Aspect Ratio and Emission Patterns of Supramolecular Copolymers by Restricted Dimensional Growthvon Gourab Das et al. · 14.09.2023 The spontaneous 1D polymerization of a PE derivative and the 2D polymerization of a BODIPY derivative is controlled by copolymerizing them in different ratios, leading to unusual spindle-shaped structures with controlled aspect ratio. The resultant ...
ArtikelMetal‐Metal Charge Transfer Properties of a Series of Trinuclear Fe2Ru and Corresponding Pentanuclear Fe2Ru2Ag Cyanido‐Bridged Complexesvon Chen Zeng et al. · 14.09.2023 As the number of methyl groups on the cyclopentadiene of the terminal iron increases, the neighbouring RuII→FeIII MM′CT energy increases in both the trinuclear N4+ (FeIII-NC-RuII-CN-FeIII) and the pentanuclear M5+ (FeIII-NC-RuII-NC-Ag I -CN-RuI...
ArtikelCombining Molecular Quantum Mechanical Modeling and Machine Learning for Accelerated Reaction Screening and Discoveryvon Nicholas Casetti et al. · 14.09.2023 By combining molecular quantum mechanical modeling and machine learning, reaction screening and discovery can be accelerated significantly. In this Concept, we walk through the main steps associated with a typical workflow for high-throughput reacti...
ArtikelHighly Functionalized SWCNTs with a Dopamine Derivative as a Support for Pd Nanoparticles: A Recyclable Catalyst for the Reduction of Nitro Compounds and the Heck Reactionvon Vincenzo Campisciano et al. · 14.09.2023 The [3+2] cycloaddition reaction of dopamine azide on SWCNTs in o-DCB at 160 °C gave a material with high degree of functionalization still maintaining π-network of SWCNTs. The presence of the catechol units was exploited to immobilize palladium nan...
ArtikelNucleophile‐Triggered π‐Topological Transformation: A New Synthetic Approach to Near‐Infrared‐Emissive Rhodaminesvon Mei Harada et al. · 14.09.2023 π-Topological transformation-based synthetic method: A new type of near-infrared (NIR)-emissive rhodamine dye, called Polymethine-embedded Rhodamine Fluorophore (PeR Fluor), has been developed. Linear fully π-conjugated PeR Fluor is prepared in one ...
ArtikelDiaroyl‐S,N‐ketene Acetals: Red‐Shifted Solid‐State and Aggregation‐Induced Emitters from a One‐Pot Synthesisvon Lukas Biesen et al. · 14.09.2023 By exploiting the nucleophilicity of aroyl-S,N-ketene acetals, 23 diaroyl-S,N-ketene acetals can be accessed, although the aroylation leads to a significant bathochromic shift both in the solid and aggregated states as well as an increase in aggrega...
ArtikelTitanium‐Catalyzed Polymerization of a Lewis Base‐Stabilized Phosphinoboranevon Jens Braese et al. · 14.09.2023 Catalytic amounts of bis(η 5 : η 1-pentafulvene)titanium in the reaction with Lewis base-stabilized phosphinoborane monomers provide a convenient new route to polyphosphinoboranes. This method offers access to high molecular mass materials under ver...
ArtikelPorphyrin‐based Bi‐MOFs with Enriched Surface Bi Active Sites for Boosting Photocatalytic CO2 Reduction
ArtikelGraphene Oxide Nanosheets Hamper Glutamate Mediated Excitotoxicity and Protect Neuronal Survival In An In vitro Stroke Model
ArtikelZinc Tetrapyrrole Coordinated to Imidazole Functionalized Tetracyanobutadiene or cyclohexa‐2,5‐diene‐1,4‐diylidene‐expanded‐tetracyanobutadiene Conjugates: Dark vs. Light‐Induced Electron Transfer
ArtikelConcise Synthesis of (±)‐Fortuneicyclidins and (±)‐Cephalotine B Enabled by Pd‐Catalyzed Dearomative Spirocyclization
ArtikelHeterobimetallic Complexes Bridged by an Unsymmetrical Bis(NHC) Ligand: Study of Enhanced Catalytic Activity in Tandem Transformations and Understanding of Cooperativity between the Metal Centers
ArtikelCycloaddition – Retro‐Electrocyclization Click Reaction of Amine End‐Capped Oligoynes with Tetracyanoethylene
ArtikelBoosting the oxygen evolution activity of FeNi oxides/hydroxides by molecular and atomic engineering
ArtikelPioneering the Power of Twin Bonds in a Revolutionary Double Bond Formation. Unveiling the True Identity of o‐Carboryne as o‐Carborene
ArtikelGeometrically Deformed and Conformationally Rigid Phosphorus Trisamides featuring an Unsymmetrical Backbone
ArtikelInitial quenching efficiency determines light‐driven H2 evolution of [Mo3S13]2‐ in lipid bilayers
ArtikelA Living Topochemical Ring‐Opening Polymerization of Achiral Amino Acid N‐Carboxy‐Anhydrides in Single Crystals
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