Results 151 to 160 of about 1,712,028 (279)

Eugen Spiro Collection 1934-1964

open access: yes
Autographs, typed curriculum vitae, newspaper clippings.clipping: "Dialogue with Professor Eugen Spiro"Eugene Spiro (1874 - 1972) is well recognized for his paintings and drawings of landscapes and for his life sketches and portraits of famous conductors
Spiro, Eugen,1874-1972.
core  

Gold‐Catalyzed Cyclization of Indole‐Tethered Alkynes Enabling Synthesis of Exocyclic Alkenyl Tetrahydrocarbazoles

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 41, 3 November 2026.
An efficient gold‐catalyzed intramolecular cyclization of indole‐tethered alkynes using AgNTf2 as an additive has been developed, which provides bioactive exocyclic alkenyl tetrahydrocarbazoles with up to 85% yield. Control experiments and DFT studies indicate that the reaction proceeds via a 6‐exo‐dig cyclization pathway, with gold acetylide complexes
Haibo Mei   +4 more
wiley   +1 more source

Maximum Stability Point Tracking Stabilizes Wide‐Bandgap Mixed‐Halide Perovskite Solar Cells

open access: yesAdvanced Energy Materials, Volume 16, Issue 41, 4 November 2026.
A maximum stability point tracking (MSPT) strategy suppresses charge trapping‐induced halide segregation, enabling wide‐bandgap perovskite solar cells to achieve significantly enhanced operational stability compared to conventional maximum power point tracking (MPPT).
Seongheon Kim   +7 more
wiley   +1 more source

The Elements of Chiral Brønsted Acids for Stereoselective Transformations

open access: yesAsian Journal of Organic Chemistry, Volume 15, Issue 11, November 2026.
This review focuses on chiral Brønsted acids (CBAs), examining how each structural component influences the stereochemical outcome. For each element—scaffold, acidic site, substituents—we identify advantages and disadvantages relevant to the catalyst design and selection.
Diego A. Cruz‐Aguilar   +3 more
wiley   +1 more source

Phytochemical Profiling and Anticancer Potential of Ipomoea hederifolia L. Root Extract: LC–MS Characterization and Molecular Docking Insights

open access: yesChemistry &Biodiversity, Volume 23, Issue 11, November 2026.
Integrated LC‐HRMS metabolite profiling, cytotoxicity evaluation, and molecular docking revealed the anticancer potential of Ipomoea hederifolia L. root extract through modulation of EGFR‐, ERBB2‐, and MET‐mediated pathways in HepG2 liver cancer cells.
Poonam Joshi, Anjali Tripathi, Sandhya S
wiley   +1 more source

Do Brain Extracellular Fluid Concentrations Predict PET‐Inferred Receptor Occupancy in Human CNS? A Mechanistic Model‐Based Analysis of Dopamine D2 Receptor Ligands

open access: yesClinical Pharmacology &Therapeutics, Volume 120, Issue 5, Page 1389-1401, November 2026.
A mechanistic CNS PBPK model framework was applied to eight antipsychotic D2 receptor ligands, comparing brain extracellular fluid (brainECF) and brain cell membrane (brainM) as biophase for predicting human receptor occupancy compared against PET neuroimaging data. BrainM concentrations showed improved agreement with PET‐derived receptor occupancy for
Divakar Budda   +2 more
wiley   +1 more source

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