Results 231 to 240 of about 42,748 (282)

Merging Peptide and Enzyme Catalysis in a Single Protein Domain Bearing Two Separated Active Sites

open access: yesChemCatChem, EarlyView.
A dual‐functional catalyst that unites peptide catalysis and biocatalysis within a single protein scaffold at two distinct active sites offers a promising strategy for cascade catalysis. This hybrid catalyst enabled here a one‐pot transformation of alcohols to C─C coupled products via enamine activation, revealing challenges such as mismatched reaction
Mathias Pickl   +7 more
wiley   +1 more source

Easy ROMP of Quinine Derivatives Toward Novel Chiral Polymers That Discriminate Mandelic Acid Enantiomers. [PDF]

open access: yesPolymers (Basel)
Majchrzak M   +4 more
europepmc   +1 more source

Advances in Ligand‐Driven Pd‐Catalyzed C─H Functionalizations: Recent Insights and Updates

open access: yesChemCatChem, EarlyView.
The most significant advances in ligand‐driven Pd‐catalyzed organic synthesis over the past two years are presented. Processes involving C─H activation of substrates, avoiding their prefunctionalization are illustrated. Both the activity and selectivity of the catalyst depend on the design of the ligands (pyridones, pyridines, amino acids, phosphines ...
Jesús Moradell   +3 more
wiley   +1 more source

Autoinductive Effects in Zinc‐Catalyzed Alkylations of Benzaldehyde Mediated by Simple Chiral β‐Amino Alcohol Ligands

open access: yesChemistryEurope, EarlyView.
The first report on zinc‐catalyzed enantioselective alkylation of aldehydes mediated by a chiral auxiliary is revisited, and the studies show much more complex behavior than previously thought. Studies show an enantiodivergence of the reaction as a function of its progress, due to an autoinduction phenomenon.
Joseph El Khoury   +3 more
wiley   +1 more source

Exploring the Impact of Phenanthroline‐Based Glycoconjugated Ru(II) Polypyridyl Photosensitizers on Metastasis‐Related Processes

open access: yesChemistry – A European Journal, EarlyView.
A novel family of water‐soluble, nontoxic, and phosphorescent N‐glycosylated Ru(II) phenanthroline‐based complexes are reported. They exhibit photoselectivity indexes ranging from 10 to 44 in PC‐3 cells, while impacting cell migration and resistance to detachment after irradiation with blue light.
Elena de la Torre‐Rubio   +5 more
wiley   +1 more source

Screening of metallohelices for enantioselective targeting SARS-CoV-2 RNA G-quadruplex. [PDF]

open access: yesNucleic Acids Res
Sun Y   +11 more
europepmc   +1 more source

Quantum Chemistry Based Simulation of Enantioseparation on Cyclodextrin‐ and Polysaccharide‐Based Chiral Stationary Phases

open access: yesChemistry – A European Journal, EarlyView.
We employed a systematic quantum chemistry‐based computational approach for simulating chiral HPLC, incorporating high‐level DFT methods. For the popular polysaccharide‐based CSPs, 90%$\%$ of determined elution orders were computed correctly. Abstract We assess the capability of modern quantum chemical methods to simulate enantioseparation on chiral ...
Linda Nelles‐Ziegler   +2 more
wiley   +1 more source

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