Results 191 to 200 of about 44,738 (325)

Enhanced Photostability through Rapid Exciton Decay in Desymmetrized Cyclopentannulated Acenes with Strong Face-to-Face pi Stacking. [PDF]

open access: yesChem Mater
Cruz CD   +9 more
europepmc   +1 more source

Polarity on Demand: Nucleophilic, Electrophilic, and Ambiphilic Reactivity at a 9,10‐Dihydro‐9,10‐Disilaanthracene Platform

open access: yesChemistry – A European Journal, Volume 32, Issue 33, 1 September 2026.
A 9,10‐dihydro‐9,10‐disilaanthracene platform was efficiently synthesized and features intrinsically electrophilic Si sites. Upon stepwise reductive Si─H bond cleavage, these Si sites are converted into nucleophilic centers. This controlled polarity switching also enables ambiphilic reactivity within a homo‐heteroelement framework.
Moritz Schmidt   +4 more
wiley   +1 more source

An In Vitro and In Vivo Assessment of the Anti‐Breast Cancer Activity of Erythrina excelsa Baker (Fabaceae) Bark Extracts

open access: yesCancer Reports, Volume 9, Issue 9, September 2026.
ABSTRACT Background Breast cancer remains a topic of interest due to its high mortality rate among Cameroonian women. The barks of Erythrina excelsa are traditionally used for medicinal purposes in the management of various conditions including cancer.
Jonas Walantini   +7 more
wiley   +1 more source

Enhanced Circularly Polarised Luminescence via Intramolecular Excimers in Chiral Bis‐Naphthalene‐1,8:4,5‐Tetracarboxydiimide Derivatives

open access: yesChemPhotoChem, Volume 10, Issue 9, September 2026.
Bis‐naphthalene‐1,8:4,5‐tetracarboxydiimide derivatives with a chiral lysine backbone were synthesised. They exhibited intramolecular excimer fluorescence in polar organic solvents and improved circularly polarised luminescence brightness BCPL (12 M−1 cm−1).
Mami Naoe   +6 more
wiley   +1 more source

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