Results 161 to 170 of about 107,976 (280)

Towards Chemoenzymatic Syntheses of Both Enantiomers of Phosphoemeriamine [PDF]

open access: gold
P. Kiełbasiński   +3 more
openalex   +1 more source

Recent Advances in Enhancing Functionalization of Atomically Precise Copper Hydride Clusters

open access: yesAggregate, EarlyView.
In this review, advances in the methodology for the preparation and understanding of atomically precise copper hydride clusters are comprehensively summarized. Whereafter, the methods of structures determination in copper hydride clusters are discussed in detail.
Miao‐Miao Zhang   +6 more
wiley   +1 more source

Fluorescence Visualization of Helix Inversion in Biomimic Polymeric Foldamer

open access: yesAngewandte Chemie, EarlyView.
A facile, rapid, and economical method is provided to directly visualize the solvent‐driven helix inversion in a water‐soluble foldamer using a tetraphenylethene‐functionalized hemicyanine dye based on the emission color change from yellow to red. The dyes are first restricted in the low‐polarity groove but then docked on the foldamer surface with the ...
Yuan Qiu   +10 more
wiley   +2 more sources

Stereoisomerism‐controlled Packing in Ladder‐type Indacenodithieno[3,2‐b]thiophene Crystals

open access: yesAggregate, EarlyView.
Chirality dictates solid‐state behavior in ladder‐type indacenodithieno[3,2‐b]thiophene semiconductors. Enantiopure RR/SS‐ITMPEA forms more ordered packing and larger crystallites than racemic or achiral analogues, leading to nearly double photoconductivity as revealed by flash photolysis time‐resolved microwave conductivity.
Meenal Kataria   +7 more
wiley   +1 more source

Surface‐Decoupled Altitudinal and Azimuthal Triptycene‐Fused Tetrapodal Molecular Motors

open access: yesAngewandte Chemie, EarlyView.
Two tetrapodal triptycene‐based light‐driven molecular motors with precisely oriented rotation axes—parallel or perpendicular to a gold surface—achieve full 360° rotation in both solution and as monolayers. The design minimizes surface quenching, enabling functional integration into surface‐mounted nanomachines.
Kateřina Bezděková   +8 more
wiley   +2 more sources

Evaluation of a modified triple‐combination anesthesia using dexmedetomidine in mice

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Development of a modified ketamine‐free anesthetic (dMMB) using dexmedetomidine. To improve the safety and recovery profile of conventional MMB, we developed dMMB by replacing medetomidine with dexmedetomidine. This ketamine‐free formulation showed comparable anesthetic depth and enhanced thermoregulation, avoiding unnecessary isomers for safer use ...
Masaki Watanabe   +5 more
wiley   +1 more source

Hydroxycarboxylic Acid Receptor 2 Mediates β‐hydroxybutyrate's Antiseizure Effect in Mice

open access: yesAnnals of Neurology, EarlyView.
A Objective The ketogenic diet, a high‐fat, low‐carbohydrate regimen, is often used to treat drug‐resistant seizures and is being studied for Alzheimer's disease and other neuropsychiatric disorders. However, its mechanism of action remains unclear. β‐hydroxybutyrate, a primary circulating ketone body produced by the ketogenic diet, may mediate its ...
Soudabeh Naderi   +10 more
wiley   +1 more source

Spatial Assembly of Mechanically Planar Chiral Rotaxanes on Rationally Designed Cavitands

open access: yesAngewandte Chemie, EarlyView.
A spatial molecular assembly strategy enables the synthesis of enantioenriched mechanically planar chiral rotaxanes. Inherently chiral cavitands are rationally designed to encode and transmit the stereochemical information. Predictable stereochemical induction is achieved by controlling the spatial arrangement of molecular components through ...
Liwen Xia   +3 more
wiley   +2 more sources

Three Pairs of New Isopentenyl Dibenzo[b,e]oxepinone Enantiomers from Talaromyces flavus, a Wetland Soil-Derived Fungus [PDF]

open access: gold, 2016
Tianyu Sun   +9 more
openalex   +1 more source

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