Search Results - "Ramström, Olof"

Polymerization, Stimuli‐induced Depolymerization, and Precipitation‐driven Macrocyclization in a Nitroaldol Reaction System by Qi, Yunchuan, Ramström, Olof

“…Dynamic covalent polymers of different topology have been synthesized from an aromatic dialdehyde and α,ω‐dinitroalkanes via the nitroaldol reaction. All…”
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Kinetic Self-Sorting of Dynamic Covalent Catalysts with Systemic Feedback Regulation by Schaufelberger, Fredrik, Ramström, Olof

“…Constructing small molecule systems that mimic the functionality exhibited in biological reaction networks is a key objective of systems chemistry. Herein, we…”
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Quantitative Analysis of Multivalent Ligand Presentation on Gold Glyconanoparticles and the Impact on Lectin Binding by Wang, Xin, Ramström, Olof, Yan, Mingdi

“…Glyconanomaterials, nanomaterials carrying multiple carbohydrate ligands, provide an excellent platform for sensitive protein recognition. Using nanomaterials…”
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Activated Self‐Resolution and Error‐Correction in Catalytic Reaction Networks by Schaufelberger, Fredrik, Ramström, Olof

“…Understanding the emergence of function in complex reaction networks is a primary goal of systems chemistry and origin‐of‐life studies. Especially challenging…”
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Spontaneous and Selective Macrocyclization in Nitroaldol Reaction Systems by Qi, Yunchuan, Ayinla, Mubarak, Clifford, Stephen, Ramström, Olof

“…Through a dynamic polymerization and self-sorting process, a range of lowellane macrocycles have been efficiently generated in nitroaldol systems composed of…”
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Multistimuli-Responsive Enaminitrile Molecular Switches Displaying H+‑Induced Aggregate Emission, Metal Ion-Induced Turn-On Fluorescence, and Organogelation Properties by Ren, Yansong, Xie, Sheng, Svensson Grape, Erik, Inge, A. Ken, Ramström, Olof

“…Multistimuli-responsive enaminitrile-based configurational switches displaying aggregation-induced emission (AIE), fluorescence turn-on effects, and…”
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Perfluoroaryl Azide Staudinger Reaction: A Fast and Bioorthogonal Reaction by Sundhoro, Madanodaya, Jeon, Seaho, Park, Jaehyeung, Ramström, Olof, Yan, Mingdi

“…We report a fast Staudinger reaction between perfluoroaryl azides (PFAAs) and aryl phosphines, which occurs readily under ambient conditions. A rate constant…”
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Hydrogen‐Bond Catalysis of Imine Exchange in Dynamic Covalent Systems by Schaufelberger, Fredrik, Seigel, Karolina, Ramström, Olof

“…The reversibility of imine bonds has been exploited to great effect in the field of dynamic covalent chemistry, with applications such as preparation of…”
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Configurational and Constitutional Dynamics of Enamine Molecular Switches by Ren, Yansong, Kravchenko, Oleksandr, Ramström, Olof

“…Dual configurational and constitutional dynamics in systems based on enamine molecular switches has been systematically studied. pH‐responsive moieties, such…”
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N,N‑Diethylurea-Catalyzed Amidation between Electron-Deficient Aryl Azides and Phenylacetaldehydes by Xie, Sheng, Ramström, Olof, Yan, Mingdi

“…Urea structures, of which N,N-diethylurea (DEU) proved to be the most efficient, were discovered to catalyze amidation reactions between electron-deficient…”
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Photoactivatable Fluorogens by Intramolecular C–H Insertion of Perfluoroaryl Azide by Xie, Sheng, Proietti, Giampiero, Ramström, Olof, Yan, Mingdi

“…Molecules, capable of fluorescence turn-on by light, are highly sought-after in spatio-temporal labeling, surface patterning, monitoring cellular and molecular…”
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1,3-Dipolar Cycloaddition Reactivities of Perfluorinated Aryl Azides with Enamines and Strained Dipolarophiles by Xie, Sheng, Lopez, Steven A, Ramström, Olof, Yan, Mingdi, Houk, K. N

“…The reactivities of enamines and predistorted (strained) dipolarophiles toward perfluoroaryl azides (PFAAs) were explored experimentally and computationally…”
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Chirality Control in Enzyme-Catalyzed Dynamic Kinetic Resolution of 1,3-Oxathiolanes by Hu, Lei, Ren, Yansong, Ramström, Olof

“…The origin of enantioenrichment in enzyme-catalyzed dynamic kinetic resolution of 1,3-oxathiolane derivatives, key intermediates for asymmetric lamivudine…”
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Dynamic covalent kinetic resolution by Zhang, Yan, Zhang, Yang, Ramström, Olof

“…Implemented with the highly efficient concept of Dynamic Kinetic Resolution (DKR), dynamic covalent chemistry can be a useful strategy for the synthesis of…”
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Anilide Formation from Thioacids and Perfluoroaryl Azides by Xie, Sheng, Fukumoto, Ryo, Ramström, Olof, Yan, Mingdi

“…A metal-free method for fast and clean anilide formation from perfluoroaryl azide and thioacid is presented. The reaction proved highly efficient, displaying…”
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Dynamic Asymmetric Multicomponent Resolution: Lipase-Mediated Amidation of a Double Dynamic Covalent System by Vongvilai, Pornrapee, Ramström, Olof

“…The Strecker reaction is one of the most important multicomponent reactions developed, leading to α-aminonitriles that are versatile substrates for many…”
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Glyconanomaterials for biosensing applications by Hao, Nanjing, Neranon, Kitjanit, Ramström, Olof, Yan, Mingdi

“…Nanomaterials constitute a class of structures that have unique physiochemical properties and are excellent scaffolds for presenting carbohydrates, important…”
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Glyconanomaterials for Combating Bacterial Infections by Ramström, Olof, Yan, Mingdi

“…Bacterial infections constitute an increasing problem to human health in response to build‐up of resistance to present antibiotics and sluggish development of…”
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Surface-Directed Selection of Dynamic Constitutional Frameworks as an Optimized Microenvironment for Controlled Enzyme Activation by Zhang, Yan, Barboiu, Mihail, Ramström, Olof, Chen, Jinghua

“…Dynamic constitutional frameworks composed of cross-linked networks of imine-exchanging components have been generated and applied to the establishment of…”
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Base-catalyzed synthesis of aryl amides from aryl azides and aldehydes by Xie, Sheng, Zhang, Yang, Ramström, Olof, Yan, Mingdi

“…Aryl amides have been used as important compounds in pharmaceuticals, materials and in molecular catalysis. The methods reported to prepare aryl amides…”
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