Results 111 to 120 of about 88,128 (341)

Halide Bond Assisted Double Desymmetrization of Meso‐Dicarboxylic Acids with Symmetrical Olefins via Asymmetric Halogenation

open access: yesAngewandte Chemie, EarlyView.
This work demonstrates a double desymmetrization of meso‐dicarboxylic acids with symmetrical olefins, constructing complex chiral lactones with six stereocenters in one step. Unexpectedly, the halide bond was found to be crucial in achieving high stereoselectivity.
Qingyu Zhang   +3 more
wiley   +2 more sources

Susceptibility of Pseudomonas aeruginosa biofilm to alpha-helical peptides: D-enantiomer of LL-37

open access: yesFrontiers in Cellular and Infection Microbiology, 2011
Pseudomonas aeruginosa is a highly versatile opportunistic pathogen and its ability to produce biofilms is a direct impediment to the healing of wounds and recovery from infection.
Scott N. Dean   +2 more
doaj   +1 more source

Supplemental Tables 2-6 from Selective Detection of the D-enantiomer of 2-Hydroxyglutarate in the CSF of Glioma Patients with Mutated Isocitrate Dehydrogenase

open access: gold, 2023
Juliya Kalinina   +15 more
openalex   +1 more source

Enhancing Chemical Stability and Molecular Selectivity of Porous Organic Cages via Core–Shell Polymer Coating

open access: yesAdvanced Science, EarlyView.
This study presents an interfacial method to fabricate POC@polymer core–shell nanostructures combining cage porosity with polymer robustness. Through chiral self‐assembly and non‐solvent‐induced surface polymerisation, uniform ∼20 nm polymer‐coated particles are produced.
Danyu Li   +6 more
wiley   +1 more source

Multi‐Stimulus Triggered Programmable Transformation of Molecular Motor Based Chiral Supramolecular Polymers in Water

open access: yesAngewandte Chemie, EarlyView.
We report aldehyde motor–based chiral supramolecular polymers that exhibit light and chemically driven dual responsiveness in water. The supramolecular polymers show transformation and amplification of multi‐state chirality into diverse geometries, offering dynamic control of supramolecular chirality and architectures. Abstract A notable characteristic
Jinghao Wang   +2 more
wiley   +2 more sources

New Butenolides and Cyclopentenones from Saline Soil-Derived Fungus Aspergillus Sclerotiorum

open access: yesMolecules, 2019
Three new γ-hydroxyl butenolides (1−3), a pair of new enantiomeric spiro-butenolides (4a and 4b), a pair of enantiomeric cyclopentenones (5a new and 5b new natural), and six known compounds (6−11), were isolated from Aspergillus ...
Li-Ying Ma   +6 more
doaj   +1 more source

Circularly Polarized Long‐Persistent and Photostimulated Luminescence Enabled through Förster Resonance Energy Transfer and Upconversion Strategies

open access: yesAdvanced Science, EarlyView.
Using chiral emitters with circularly polarized luminescence (CPL) characteristics integrated into organic long‐persistent luminescence (OLPL) system demonstrates circularly polarized long‐persistent luminescence (CP‐LPL). Importantly, the Förster resonance energy transfer (FRET)‐based design reveals circularly polarized photostimulated luminescence ...
Ruttapol Malatong   +8 more
wiley   +1 more source

Dual Circularly Polarized Luminescence from Chiral Boron‐Embedded Polycyclic Aromatic Hydrocarbons

open access: yesAngewandte Chemie, EarlyView.
Boron‐embedded polycyclic aromatic hydrocarbons featuring an asymmetric boron center coordinated by a proximal P═O group were synthesized. Anthracene‐fused boracyclic derivatives show dual circularly polarized luminescence (CPL) arising from excited‐state P═O⋯B dissociation, which converts point chirality into C−B axial chirality.
Tatsuya Mori   +6 more
wiley   +2 more sources

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