Results 191 to 200 of about 84,342 (322)

Crystal structure of a new mixed-metal coordination polymer consisting of NiII piperidine-dithiocarbamate and pentanuclear CuI—I cluster units [PDF]

open access: gold, 2018
Kento Himoto   +7 more
openalex   +1 more source

Turn‐Induction in Peptides Incorporating Novel Cyrene‐Derived α,α‐Disubstituted Amino Acid

open access: yesJournal of Peptide Science, Volume 32, Issue 3, March 2026.
Novel chiral cyrene‐derived Cyr residues were incorporated into peptides. The α,α‐disubstituted amino acid residue was introduced using the Ugi reaction. X‐ray crystallographic analysis of R‐ and S‐Cyr residues indicated preference to adopt left‐ and right‐handed α‐helical conformations, respectively.
Kajumee Bora Bhowal   +2 more
wiley   +1 more source

Novel GlyT1 inhibitor chemotypes by scaffold hopping. Part 2: Development of a [3.3.0]-based series and other piperidine bioisosteres

open access: green, 2014
Douglas J. Sheffler   +11 more
openalex   +1 more source

Exposition of Radiation‐Stabilized Polypropylene Copolymer to Repeated Injection Molding and γ‐Radiation

open access: yesJournal of Applied Polymer Science, Volume 143, Issue 6, February 10, 2026.
Stabilizing effect of Tinuvin 622 on fourfold injection molding and γ‐radiation treatment. ABSTRACT High‐quality requirements for plastic components in healthcare limit their recyclability. This study examined the stability of a representative polypropylene copolymer (PP‐C) containing Tinuvin 622 (T622) as a light stabilizer and calcium stearate (CaSt)
Nele Espelage   +7 more
wiley   +1 more source

Aryne Generation from Aryl Halides Via Photothermal Red-Light Activation. [PDF]

open access: yesJ Am Chem Soc
Preston-Herrera C   +3 more
europepmc   +1 more source

Biosynthesis of Silver Nanoparticles Using Black Pepper (Piper nigrum) Seed Extract and Evaluation of Their Cytotoxicity

open access: yesChemistry &Biodiversity, Volume 23, Issue 2, February 2026.
This study reports the green biosynthesis of piperine‐functionalized silver nanoparticles from Piper nigrum seed extract, followed by comprehensive physicochemical characterization and in vitro cytotoxic evaluation. The results confirm successful nanocomposite formation and demonstrate a marked enhancement of cytotoxic activity against gastric cancer ...
Nylton Ferreira Maciel   +17 more
wiley   +1 more source

Development of Novel Proline- and Pipecolic Acid-Based Allosteric Inhibitors of Dengue and Zika Virus NS2B/NS3 Protease. [PDF]

open access: yesPharmaceuticals (Basel)
Starvaggi J   +10 more
europepmc   +1 more source

REILLY PIPERIDINES [PDF]

open access: yesChemical & Engineering News Archive, 1962
openaire   +1 more source

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