Results 131 to 140 of about 5,326,384 (292)

Molecularly Regulated Dynamic Interfaces in 3D/2D Perovskites Enabled by Functional Pyridinium Ionic Liquids

open access: yesSmall, EarlyView.
1‐butyl‐4‐methylpyridinium tetrafluoroborate (BMPyBF4) interacts with excess PbI2 during film formation, driving the formation of a low‐dimensional perovskite phase and enabling the self‐organization of a 3D/2D interfacial structure. This molecularly regulated interface suppresses defect‐mediated recombination and facilitates interfacial charge ...
Bulent Alkan   +9 more
wiley   +1 more source

Oxaziridines: Versatile Reagents in Modern Organic Synthesis

open access: yesThe Chemical Record, EarlyView.
Being capable of transferring an O atom and N‐group/atom, oxaziridines are considered multitasking agents. These are employed for diverse organic transformations, such as epoxidation of olefins, α‐ and γ‐hydroxylation/amination of carbonyl compounds, oxidation of sulfides, [3+2]cycloaddition with unsaturated systems.
Ajeet Chandra   +2 more
wiley   +1 more source

Catching Wyckoff’s Phantom: The Peculiar Crystal Structure of Orthorhombic Cs[ICl2]

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
Over 100 years after the first crystallographic elucidation, the still elusive orthorhombic modification of Cs[ICl2] could be isolated and structurally elucidated from the reaction of aqueous H[ICl4] with Cs2CO3. The [ICl2]− anion shows an unusually large bond length asymmetry, which shows characteristics of a Cl−∙∙∙I–Cl complex with an extremely ...
Jan Langwald   +2 more
wiley   +1 more source

Benign by design: A paradigm shift in cosmetic ingredient development

open access: yesInternational Journal of Cosmetic Science, EarlyView.
Benign by design strategies enable the creation of biodegradable cosmetic ingredients, reducing environmental persistence while maintaining the intended biological activity. This work compiles design rules and tools to guide the development of more sustainable molecules for the cosmetics industry.
Sandra Mota   +3 more
wiley   +1 more source

Pyridinium Functionalized Carbonyl Compounds for Redox Flow Batteries

open access: yes, 2019
Byla provedena literární rešerše zaměřená na přípravu organických elektrolytů pro redoxní průtočné baterie, která byla soustředěna především na konjugované karbonylové sloučeniny nesoucí pyridylový resp. pyridiniový zbytek.
Nečasová, Eliška
core   +1 more source

Selective photo labeling of tryptophan in N‐acetyl‐L‐tryptophan ethyl ester and peptide WWCNDGR with a diaryl nitrenium ion

open access: yesPhotochemistry and Photobiology, EarlyView.
Visible light photolysis of a N‐(N,N‐diarylaminopyridinium) salt allows for covalent modification of a peptide. Mass spectrometry demonstrates that this procedure selectively labels tryptophan residues. Laser flash photolysis experiments show that bond formation occurs via a diarylnitrenium ion intermediate.
Edward S. Chinn   +3 more
wiley   +1 more source

Theranostic Potential of an NAD(P)H‐Activatable Fluorophore: Assessing Cancer Aggressiveness and Triggering Apoptosis

open access: yesAngewandte Chemie, Volume 138, Issue 42, 12 October 2026.
DE‐CQ, an NAD(P)H‐activatable theranostic probe, enables the quantification of cancer aggressiveness via glucose‐stimulated fluorescence imaging and selectively induces apoptosis. Its multifaceted efficacy is demonstrated across 2D cells, 3D spheroids, and in vivo models.
Yujin Cha   +11 more
wiley   +2 more sources

Design of Lipopeptides and dsRNA‐Lipopeptide Complexes for Sprayable RNAi‐Based Plant Protection

open access: yesJournal of Peptide Science, Volume 32, Issue 11, November 2026.
Lipopeptide surfactants self‐assemble into nanostructure carriers that complex, protect, and deliver dsRNA, establishing structure–function relationships for next‐generation RNAi‐based insect control. ABSTRACT Broad‐spectrum insecticides persist in the environment, affecting non‐target organisms and selecting for resistant pest populations. In contrast,
Pascal Geisler   +3 more
wiley   +1 more source

Substituent‐Guided Routing in Chemical Reaction Networks

open access: yesChemSystemsChem, Volume 8, Issue 6, November 2026.
Substituents act as molecular traffic directors, routing EDC‐fueled oligoesterification either into a constrained reversible dimer loop or through an interconnected, scrambling‐enabled network of higher oligomers. ABSTRACT Metabolism is a complex chemical reaction network (CRN) that distributes reaction flux across multiple pathways, and mimicking such
Yeonsoo Lim   +7 more
wiley   +1 more source

Push-pull systems based on pyridinium betaines.

open access: yes, 2012
Byla provedena literarni rešerše mapujici využiti a synteticke postupy vedouci k push-pull systemům na bazi pyridinium betainů. Využiti těchto latek spočiva předevšim v jejich NLO vlastnostech.
Miklík, David
core   +1 more source

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