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Genetically enabling phosphorus fluoride exchange click chemistry in proteins Chem (IF 23.5) Pub Date : 2024-03-05 Li Cao, Bingchen Yu, Shanshan Li, Pan Zhang, Qingke Li, Lei Wang
Phosphorus fluoride exchange (PFEx), recently debuted in small molecules, represents the forefront of click chemistry. To explore PFEx’s potential in biological settings, we developed amino acids hosphoramidofluoridate tyrosine (PFY) and phosphoramidofluoridate lysine (PFK) featuring phosphoramidofluoridates and incorporated them into proteins through genetic code expansion. PFY/PFK selectively reacted
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Advancing beyond Sabatier: Strategies for dynamic synthetic catalysis Chem (IF 23.5) Pub Date : 2024-03-04 Matthias Filez, Jolien Dendooven, Maarten B.J. Roeffaers, Christophe Detavernier
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Tactics for uncovering intermediates in nickel Kumada cross-coupling catalysis Chem (IF 23.5) Pub Date : 2024-02-29 Julio Lloret-Fillol
In this issue of Chem, L.M. Mirica and co-workers elucidate the roles of NiI and NiIII intermediates in the Kumada cross-coupling reaction by using the tridentate ligand iPr3TACN. Their research highlights the stabilization of these intermediates by acetonitrile and the resulting enhanced catalytic efficiency and provides insights into ligand design.
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Experimentally modeling the emergence of prebiotically plausible phospholipid vesicles Chem (IF 23.5) Pub Date : 2024-02-29 Sunil Pulletikurti, Kollery S. Veena, Mahipal Yadav, Ashok A. Deniz, Ramanarayanan Krishnamurthy
The prebiotic emergence of protocells is an important part of any origins of life scenario. Although fatty-acid-based vesicles are well studied, how they transitioned to phospholipid vesicles is uncertain. Herein, we show that cyclic-phospholipids formed from fatty acids and glycerol could have played a role by generating a heterogeneous library of vesicles with diverse morphologies and tolerance to
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Ligand-enabled Z-retentive Tsuji-Trost reaction Chem (IF 23.5) Pub Date : 2024-02-29 Jiandong Liu, Wen-Bin Cao, Shu-Li You
The palladium-catalyzed allylic substitution (Tsuji-Trost) reaction is widely applied in organic synthesis, especially for the synthesis of stereochemically well-defined olefins. However, the synthesis of -olefins via the Tsuji-Trost reaction has been challenging due to the thermodynamic instability of the corresponding -π-allyl-palladium intermediate. Here, we report a ligand-enabled palladium-catalyzed
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An evolutionary algorithm for interpretable molecular representations Chem (IF 23.5) Pub Date : 2024-02-29 Philipp M. Pflüger, Marius Kühnemund, Felix Katzenburg, Herbert Kuchen, Frank Glorius
Encoding molecular structures into a computer-readable, utilizable format is the key step for any machine learning application in all chemical sciences. Current representations vary strongly in complexity and shape, depending on the application. Therefore, the number of domain-specific representations is rapidly growing, with some being altered and retuned constantly. These tailored representations
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A multifunctional drug delivery system based on switchable peptide-stabilized emulsions Chem (IF 23.5) Pub Date : 2024-02-29 Daniel Boas, Alexander van Teijlingen, Zohar Shpilt, Deborah E. Shalev, Edit Y. Tshuva, Tell Tuttle, Meital Reches
Emulsions are commonly used for drug delivery, yet they are usually limited to exclusively delivering either lipophilic or hydrophilic compounds. This separation negates possible synergetic therapeutic roles between such compounds. Here, we introduce a design for a short peptide that can stabilize emulsions. Upon binding certain metal ions, the peptide acts as a molecular switch, changes conformation
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Leveraging bismuth immiscibility to create highly concave noble-metal nanoparticles Chem (IF 23.5) Pub Date : 2024-02-28 Melissa E. King, Yuting Xu, Porvajja Nagarajan, Noah L. Mason, Anthony J. Branco, Connor S. Sullivan, Samantha M. Silva, Sangmin Jeong, Fanglin Che, Michael B. Ross
The nanoscale integration of metals with differences in structure and electronics, although important for manipulating surface adsorption, does not typically yield structures with well-defined morphologies in colloidal synthesis. To create structures with unusually undercoordinated surfaces, we leverage the immiscibility of face-centered cubic noble metals with rhombohedral Bi to synthesize well-defined
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A prebiotic Krebs cycle analog generates amino acids with H2 and NH3 over nickel Chem (IF 23.5) Pub Date : 2024-02-27 Harpreet Kaur, Sophia A. Rauscher, Emilie Werner, Youngdong Song, Jing Yi, Wahnyalo Kazöne, William F. Martin, Harun Tüysüz, Joseph Moran
Hydrogen (H) has powered microbial metabolism for roughly 4 billion years. The recent discovery that it also fuels geochemical analogs of the most ancient biological carbon fixation pathway sheds light on the origin of metabolism. However, it remains unclear whether H can sustain more complex nonenzymatic reaction networks. Here, we show that H drives the nonenzymatic reductive amination of six biological
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Fusobacterium nucleatum-mimicking nanovehicles to overcome chemoresistance for breast cancer treatment by eliminating tumor-colonizing bacteria Chem (IF 23.5) Pub Date : 2024-02-23 Linfu Chen, Jingjing Shen, Zheyu Kang, Zemin Zhang, Zixuan Zheng, Lin Zhang, Zhisheng Xiao, Qiang Zhang, Huapan Fang, Jun Zhou, Yudong Wang, Yang Yang, Zhuang Liu, Qian Chen
Herein, we discovered that the tumor-colonized is closely correlated with the expression of D-galactose-β(1-3)-N-acetyl-D-galactosamine (Gal-GalNAc) in breast cancer and would promote chemoresistance. Therefore, we designed -mimicking nanovehicles by fusing the cytoplasmic membrane (FM) with antibiotic-loaded liposomes and found that the obtained nanovehicles (Colistin-LipoFM) could selectively eradicate
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Multivalency unlocked: The unique redox traits of the ‟tripak” system Chem (IF 23.5) Pub Date : 2024-02-23 Nayanthara Asok, Thomas Baumgartner
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Acids catalyze initiation processes in radical polymerization Chem (IF 23.5) Pub Date : 2024-02-23 Nathan Boase, Christopher Barner-Kowollik
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Rational structure transformation triggered by titanium modulation in metal-organic frameworks for efficient flue gas utilization Chem (IF 23.5) Pub Date : 2024-02-23 Shu-Cong Fan, Jia-Wen Wang, Wenyu Yuan, Peng Zhang, Ying Wang, Quan-Guo Zhai
Titanium-based metal-organic frameworks (MOFs) have received more attention for CO capture and utilization because of their excellent stability and photoactivity, but they are limited by the high reactivity of Ti(IV) during their crystallization. Herein, we propose a titanium modulation strategy for rationally designing a series of Ti-modulated MOFs (TiM-MOFs and SNNU-90–92). Ti(IV) as a modulator
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Programmable reconfiguration of one-dimensional supramolecular polymers into multidimensional topological nanostructures Chem (IF 23.5) Pub Date : 2024-02-23 Zhen Geng, Priscilla Lok-Yi Chiu, Michael Ho-Yeung Chan, Vivian Wing-Wah Yam
Supramolecular polymers (SPs) formed by strong directional noncovalent interactions among molecular subunits possess high degrees of internal order, making them promising candidates for the construction of one-dimensional (1D) sophisticated architectures. However, the directional packing of subunits, in turn, may limit the processability of their overall shape and dimensionality, which play significant
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Seeing the key intermediates in bioinspired nonheme iron complex-catalyzed water oxidation Chem (IF 23.5) Pub Date : 2024-02-22 Young Hyun Hong, Yong-Min Lee, Shunichi Fukuzumi, Wonwoo Nam
Inspired by the oxygen-evolving complex in photosystem II, the nature of intermediates and the oxygen–oxygen bond formation mechanism in photocatalytic water oxidation have been the topic of current research. Herein, we report that the key intermediates and the O–O bond formation step in the catalytic water oxidation by [Ru(bpy)] or the excited state of 2,3-dichloro-5,6-dicyano--benzoquinone (DDQ∗)
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Guest release from coordination assemblies in the solid state Chem (IF 23.5) Pub Date : 2024-02-21 Yan Liu, Fang-Zi Liu, Shi Li, Peiyi Wang, Jian Wang, Zhaoyang Chu, Zhikai Zhang, KaKing Yan
Guest-release reactions are ubiquitous in natural systems. However, analogous guest release in synthetic molecular systems often results in potentially irreversible host-guest reactions, limiting materials’ reusability. Herein, we report a conceptually different guest-release strategy, facilitated by mechanical-force-induced coordination-bond cleavage by ball milling with a mixer mill. This solid-state
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Chiral silver cluster-based light-harvesting systems: Enantioselective chirality transfer and amplified circularly polarized luminescence Chem (IF 23.5) Pub Date : 2024-02-21 Ying-Xue Yuan, Jia-Ni Zhang, Jun-Ru Wang, Kai Li, Shuang-Quan Zang
The construction of effective artificial chiral light-harvesting systems (-LHSs) is significantly important as it provides insights into the hierarchical levels of chirality evolution in natural systems. Herein, we devised pairs of chiral blue emitters, -/-binaphthalene dioxygen--octadecamidephthalimide (-/-BPOA), which function as donors of chirality and light absorbers. -/-BPOA co-assembled with
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Anchoring the AIEgen by Zr clusters in metal-organic gel for efficient X-ray detection and imaging Chem (IF 23.5) Pub Date : 2024-02-21 Xiaoze Wang, Xia Wang, Jianxin Song, Hongliang Bao, Mengjia Yuan, Yanlong Wang, Lingxin Kong, Wei Liu
Developing materials capable of converting high-energy photons into visible (vis) or ultraviolet (UV) light serves as an effective approach for achieving X-ray detection and imaging. In this work, highly luminescent metal-organic gel (MOG), YTU-G-1, was obtained by self-assembling the aggregation-induced emission luminogen (AIEgen)-functionalized ligand and Zr oxo-hydroxy clusters via a mild solvothermal
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Selective nitrogen fixation via Janus C-N coupling in co-electrolysis Chem (IF 23.5) Pub Date : 2024-02-21 Xiaoran Zhang, Xiaorong Zhu, Shuowen Bo, Chen Chen, Qingfeng Zhai, Shuang Li, Xiaojin Tu, Jianyun Zheng, Dongdong Wang, Xiaoxiao Wei, Wei Chen, Tehua Wang, Yafei Li, Qinghua Liu, San Ping Jiang, Liming Dai, Shuangyin Wang
Electrocatalysis offers a sustainable approach to artificial nitrogen fixation yet faces numerous challenges. Selective synthesis of nitrogen-containing compounds shows promise but needs significant improvement. Herein, we demonstrate selective ammonia and urea synthesis via co-electrolysis with CO. High CO binding energy on Re-Mn catalysts leads to the formation of ∗C species, which serve as electron
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Promoting the dehydrogenation of light alkanes with a carbon-based membrane reactor Chem (IF 23.5) Pub Date : 2024-02-20 Zhe He, Lichen Liu
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Self-adjusted aromatic cation-π binding promotes controlled self-assembly of positively charged π-electronic molecules Chem (IF 23.5) Pub Date : 2024-02-20 Zhelin Zhang, Bin Mu, Xiaohe Miao, Liang Wang, Huanjun Lu, Yue Ma, Wei Tian
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Generation of holes from intra-valence band for enhanced oxidation potentials under visible light Chem (IF 23.5) Pub Date : 2024-02-19 Yan Guo, Weicong Ma, MeiChi Chong, Chuyang Y. Tang, Qixin Zhou, Jun Nan, Yongfa Zhu
Breaking the trade-off between oxidation potential and spectral response range has been an enduring challenge in the field of photocatalysis. Here, we present a general approach to initiating intra-valence band (intra-VB) hole generation in organic conjugated molecular crystals under visible light irradiation. The electron-deficient precursor with the intrinsically empty side-VB is introduced by Fe
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Mechanically flexible piezoelectric organic single crystals for electrical energy harvesting Chem (IF 23.5) Pub Date : 2024-02-15 Surojit Bhunia, Sumanta Kumar Karan, Rituparno Chowdhury, Ishita Ghosh, Subhankar Saha, Kaustav Das, Amit Mondal, Aman Nanda, Bhanu Bhusan Khatua, C. Malla Reddy
Piezoelectric crystalline materials—a class of ordered materials that can derive electric current due to charge accumulation via electromechanical coupling—have gained tremendous interest owing to their use as highly portable energy sources; however, the exceptional mechanical bendability coupled with high crystallinity offered by molecular single crystals is yet to be explored. Here, we present the
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Acceleration of reverse intersystem crossing in multi-resonance TADF emitter Chem (IF 23.5) Pub Date : 2024-02-15 Yang Zou, Mingxin Yu, Yulin Xu, Zhengqi Xiao, Xiufang Song, Yuxuan Hu, Zhongyang Xu, Cheng Zhong, Jiawei He, Xiaosong Cao, Kai Li, Jingsheng Miao, Chuluo Yang
The cutting-edge organic light-emitting diode (OLED) applications require high device efficiency operating at high brightness, placing high demand on the device efficiency roll-off. The rapid reverse intersystem crossing rate () of the thermally activated delayed fluorescence (TADF) emitter is crucial for achieving high-performance OLEDs with low efficiency roll-off. Herein, we demonstrate an effective
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Aryl sulfonium salt electron donor-acceptor complexes for halogen atom transfer: Isocyanides as tunable coupling partners Chem (IF 23.5) Pub Date : 2024-02-13 Huaibo Zhao, Valentina D. Cuomo, James A. Rossi-Ashton, David J. Procter
The photoactivation of sulfonium salt EDA (electron donor-acceptor) complexes provides a mild platform for aryl-radical-mediated halogen atom transfer activation of a wide range of functionalized alkyl iodides, including tertiary alkyl iodides. Using an aryl sulfonium salt with carbonate as an inexpensive donor for EDA complex formation, the general reaction platform has been applied in a divergent
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Direct electrochemical propylene epoxidation driven by water-activation intermediates Chem (IF 23.5) Pub Date : 2024-02-12 Ying Gao, Bin Zhang
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Solution-processable assembly of 2D semiconductor thin films and superlattices with photoluminescent monolayer inks Chem (IF 23.5) Pub Date : 2024-02-12 Junying Xue, Yongping Dai, Shengqi Wang, Jing He, Tingyi Xia, Jian Hao, Zdeněk Sofer, Zhaoyang Lin
The controllable and precise synthesis of two-dimensional (2D) semiconductor thin films and superlattices with arbitrary thickness and composition (e.g., selective production of pure monolayer, bilayer, trilayer, and more) has been a long-standing challenge for both vapor-based chemical vapor deposition and solution-based methods. Here, we report the solution-processable layer-by-layer assembly of
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Rapid determination of experimental sorption isotherms from non-equilibrium sorption kinetic data Chem (IF 23.5) Pub Date : 2024-02-09 Andrey A. Bezrukov, Daniel J. O’Hearn, Victoria Gascón-Pérez, Catiúcia R.M.O. Matos, Kyriaki Koupepidou, Shaza Darwish, Suresh Sanda, Naveen Kumar, Xia Li, Mohana Shivanna, Michael J. Zaworotko
Herein, we report a new method for rapid determination of experimental sorption isotherms that exploits gravimetric non-equilibrium sorption kinetics data in a thin sorbent bed. In comparison with equilibrium-based isotherm determination methods, this sorption kinetics isotherm determination (SKID) method needs only two equilibrium points, / and /. SKID requires up to an order of magnitude less data
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Influence of structural moieties in squaraine dyes on optoacoustic signal shape and intensity Chem (IF 23.5) Pub Date : 2024-02-08 William M. MacCuaig, Carly Wickizer, Richard S. Van, Emmanuel R. Buaben, Megan R. Lerner, William E. Grizzle, Yihan Shao, Maged Henary, Lacey R. McNally
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Cyclopropanation of unactivated alkenes with non-stabilized iron carbenes Chem (IF 23.5) Pub Date : 2024-02-02 Bethany M. DeMuynck, Lumin Zhang, Emma K. Ralph, David A. Nagib
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Wireless enantioseparation devices using bipolar electrochemistry Chem (IF 23.5) Pub Date : 2024-01-31 Xin Song, Minghua Liu
In this issue of Chem, Arnaboldi and co-workers report a wireless enantioseparation microtubular device based on a bilayer film built up by conductive polypyrrole (Ppy) as the outer layer and a chiral-oligomer-modified inner surface. The synergistic effect of wireless bipolar electromechanical actuation and inherent enantiodiscrimination function leads to smart microtubes with excellent chiral enantiorecognition
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The beauty of low symmetry: Non-statistical assembly of [Pd2(LA)(LB)(LC)(LD)]4+ cages Chem (IF 23.5) Pub Date : 2024-01-31 Logan A.V. Faulkner, James D. Crowley
Clever and co-workers have developed an elegant method for the quantitative synthesis of a low-symmetry heteroleptic [Pd2(LA)(LB)(LC)(LD)]4+ cage. The cage is formed under thermodynamic control and can be accessed through multiple different pathways. Compared with their high-symmetry siblings, these types of low-symmetry cages should display enhanced molecular-recognition properties (selectivity).
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Substituent exchange between an imino(silyl)silylene and aryl isocyanides Chem (IF 23.5) Pub Date : 2024-01-26 Huaiyuan Zhu, Arseni Kostenko, John A. Kelly, Shigeyoshi Inoue
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Hacking decarbonization with a community-operated CreatorSpace Chem (IF 23.5) Pub Date : 2024-01-26 Aleksandar Kondinski, Sebastian Mosbach, Jethro Akroyd, Andrew Breeson, Yong Ren Tan, Simon Rihm, Jiaru Bai, Markus Kraft
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Development of tumor-evolution-targeted anticancer therapeutic nanomedicineEVT Chem (IF 23.5) Pub Date : 2024-01-25 Lingpu Zhang, Jiazhen Yang, Jia Huang, Yingjie Yu, Jianxun Ding, Johannes Karges, Haihua Xiao
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Logic operation and real-time communication via tunable excited states in a single-molecule optoelectronic chip Chem (IF 23.5) Pub Date : 2024-01-25 Chen Yang, Yilin Guo, Hiroshi Masai, Tomohiro Iwai, Jialong Jie, Hongmei Su, Jun Terao, Xuefeng Guo
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Sensitive short-wavelength infrared photodetection with a quinoidal ultralow band-gap n-type organic semiconductor Chem (IF 23.5) Pub Date : 2024-01-25 Mingqun Yang, Bingyan Yin, Gangjian Hu, Yunhao Cao, Shuo Lu, Yihui Chen, Yiyu He, Xiye Yang, Bo Huang, Junyu Li, Baoqi Wu, Shuting Pang, Liang Shen, Yong Liang, Hongbin Wu, Linfeng Lan, Gang Yu, Fei Huang, Yong Cao, Chunhui Duan
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A modular approach to stereoselective homoaldol reaction via photoredox/Cr/Co triple catalysis Chem (IF 23.5) Pub Date : 2024-01-24 Haigen Shen, Zheng Zhang, Zhaoxin Shi, Ke Gao, Zhaobin Wang
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Advancing fluorescence imaging with dual-mode AIE nanoparticles Chem (IF 23.5) Pub Date : 2024-01-24 Qiang Cai, Robert Musiol, Quazi T.H. Shubhra
In this issue of Chem, Henwood et al. introduce novel aggregation-induced emission (AIE) luminogens with “on-off-on” behavior manifesting in two distinct emissive states: aggregated and disaggregated. Their developed AIE nanoparticles enable advanced cellular imaging, providing deeper insights into cellular microenvironments via fluorescence lifetime imaging, representing a significant advancement
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Dynamic shielding of electrified interface enables high-voltage lithium batteries Chem (IF 23.5) Pub Date : 2024-01-24 Long Chen, Haikuo Zhang, Ruhong Li, Shuoqing Zhang, Tao Zhou, Baochen Ma, Chunnan Zhu, Xuezhang Xiao, Tao Deng, Lixin Chen, Xiulin Fan
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Emergence of metabolic-like cycles in blockchain-orchestrated reaction networks Chem (IF 23.5) Pub Date : 2024-01-24 Rafał Roszak, Agnieszka Wołos, Marcin Benke, Łukasz Gleń, Jakub Konka, Phillip Jensen, Paweł Burgchardt, Anna Żądło-Dobrowolska, Piotr Janiuk, Sara Szymkuć, Bartosz A. Grzybowski
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Chain-growth polymerization enables the controlled synthesis of graphene nanoribbons Chem (IF 23.5) Pub Date : 2024-01-24 Ji Ma, Xinliang Feng
Precision graphene nanoribbons (GNRs) have garnered significant interest because of their unique and tailorable electronic properties. In this issue of Chem, Fischer and co-workers present a hybrid approach that combines chain-growth Suzuki catalyst-transfer polymerization with a surface-assisted cyclodehydrogenation reaction, enabling precise control over GNR length and end groups.
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A new nexus in metal-organic frameworks Chem (IF 23.5) Pub Date : 2024-01-23 Caoyu Yang, Zhiyong Tang
Metal-carbon (M–C) bonds have long remained unexploited for connection in metal-organic frameworks (MOFs) with ordered three-dimensional (3D) structures. In this issue of Chem, Jiang et al. have successfully built two iso-reticular crystalline MOFs featuring permanent porosities via Cu(I)–alkynyl linkages, enriching the MOF library via designs of new nexuses.
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Chiral inorganic nanomaterials for biomedical applications Chem (IF 23.5) Pub Date : 2024-01-23 Nam Heon Cho, Hyeohn Kim, Jeong Won Kim, Yae-Chan Lim, Ryeong Myeong Kim, Yoon Ho Lee, Ki Tae Nam
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Carbon-neutral butadiene rubber from CO2 Chem (IF 23.5) Pub Date : 2024-01-23 Kangzhou Wang, Hiroaki Oe, Yosuke Nakaji, Yang Wang, Tadashi Nakaji-Hirabayashi, Noritatsu Tsubaki
Synthesizing butadiene rubber from CO2 with zero or even negative carbon emissions is one of the most environmentally friendly and economical processes. Recently, we publicized a novel route to butadiene rubber via CO2 hydrogenation. Here, we aim to provide an overview of this green synthesis and the ongoing efforts in commercializing this technology.
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Dispersion-driven formation of chiral twisted PAH double helices Chem (IF 23.5) Pub Date : 2024-01-22 Xuan Yang, Margit Brückner, Frank Rominger, Tobias Kirschbaum, Michael Mastalerz
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A multifunctional pseudo-[6]oxocarbon molecule innate to six accessible oxidation states Chem (IF 23.5) Pub Date : 2024-01-22 Paweł Pakulski, Michał Magott, Szymon Chorazy, Marcin Sarewicz, Monika Srebro-Hooper, Dominika Tabor, Łukasz Łapok, Dariusz Szczepanik, Selvan Demir, Dawid Pinkowicz
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From nitric oxide to ammonia: Unpacking the potential of electrochemistry Chem (IF 23.5) Pub Date : 2024-01-19 Yangyang Liu, Thomas Maschmeyer, Shenlong Zhao
The successful implementation of an electrocatalytic reverse artificial nitrogen cycle requires a highly effective catalyst to reach its ground-breaking potential. In their recent Nature Energy article,1 Shao et al. showcased a catalyst design strategy of high precision, integrating density functional theory calculations with experimentation—resulting in a high-performance Cu6Sn5 catalyst, a foundational
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Calcium-deprivation-activated immune responses for solid tumor regression Chem (IF 23.5) Pub Date : 2024-01-18 Qunqun Bao, Hao Fu, Yuedong Guo, Ping Hu, Jianlin Shi
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Tetragonal gyroid structure from symmetry manipulation: A brand-new member of the gyroid surface family Chem (IF 23.5) Pub Date : 2024-01-15 Shuqi Wang, Hao Chen, Tianyu Zhong, Quanzheng Deng, Shaobo Yang, Yuanyuan Cao, Yongsheng Li, Lu Han
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Macrocyclic ligands open new channels in electrically conductive metal-organic frameworks Chem (IF 23.5) Pub Date : 2024-01-11 Kathleen M. Snook, Dianne J. Xiao
In this issue of Chem, Park and coworkers use macrocyclic ligands to create a new electrically conductive 2D metal-organic framework with distinct mesoporous and microporous channels. The bimodal pore structure endows the material with a record-high surface area, enhanced redox behavior and capacitive performance, and selective ion adsorption.
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Site-selective C–H functionalization in a cyclodextrin metal-organic framework Chem (IF 23.5) Pub Date : 2024-01-11 Aspen X.-Y. Chen, Tanay Kesharwani, Yong Wu, Charlotte L. Stern, Luka Đorđević, Huang Wu, Yu Wang, Bo Song, Liang Feng, Long Zhang, Xingang Zhao, Yang Jiao, Xuesong Li, Han Han, Chun Tang, Ruihua Zhang, Hongliang Chen, Kang Cai, Samuel I. Stupp, Haoyuan Chen, Dengke Shen, J. Fraser Stoddart
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Observation of ultrafast electrons in pendant-embedded conducting two-dimensional polymers Chem (IF 23.5) Pub Date : 2024-01-11 Yeonsang Lee, Minhyuk Choi, Ina Park, In-Chul Hwang, Sk. Atiur Rahaman, Hee Jun Shin, Pritam Giri, Moon-Ho Jo, Kangkyun Baek, Ilha Hwang, Ji Hoon Shim, Jun Sung Kim, Kimoon Kim
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Electrochemical direct air capture and direct ocean capture: The next frontier in carbon removal Chem (IF 23.5) Pub Date : 2024-01-11 Mihrimah Ozkan, Amir Shiner, Nadezda Kongi, T. Alan Hatton, Steve Oldham, Edward Sanders
The electrochemical reduction of CO2 can tailor product output by adjusting the voltage in the electrochemical cell, streamlining the production process without thermal energy. This Voices article discusses the latest developments in electrochemical direct air capture and direct ocean capture with leading experts from industry and academia, offering insights into the future trajectory of these innovative
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Catalyst design strategies for solventless chemical recycling of Nylon-6 Chem (IF 23.5) Pub Date : 2024-01-11 Megan E. Fieser, Kai D. Knight
Finding sustainable methods for the cyclodepolymerization of polymers, such as Nylon-6, is a critical target to address growing accumulation of these materials. In this issue of Chem, Marks and coworkers present an effective catalyst system using an yttrium ansa-metallocene catalyst for the efficient and solvent-free cyclodepolymerization of Nylon-6.
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Intramolecular [3 + 2] annulation of allenylsilane-enes: Direct synthesis of highly strained trans-fused 5/5 ring systems Chem (IF 23.5) Pub Date : 2024-01-11 Na Lv, Jing-Chun Han, Peng Zhang, Yu-Rou Huang, Zi-Xun Xu, Kunhua Xu, Xin-Feng Wang, Xin Li, Lung Wa Chung, Chuang-Chuang Li
Abstract not available
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Controlled radical depolymerization: Structural differentiation and molecular weight control Chem (IF 23.5) Pub Date : 2024-01-11 Hyun Suk Wang, Kostas Parkatzidis, Tanja Junkers, Nghia P. Truong, Athina Anastasaki
Abstract not available
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Switchable divergent di- or tricarboxylation of allylic alcohols with CO2 Chem (IF 23.5) Pub Date : 2024-01-10 Bo Yu, Yi Liu, Han-Zhi Xiao, Shu-Rong Zhang, Chuan-Kun Ran, Lei Song, Yuan-Xu Jiang, Chang-Fu Li, Jian-Heng Ye, Da-Gang Yu