Results 191 to 200 of about 41,598 (291)

Superspreading performance of branched ionic trimethylsilyl surfactant Mg(AOTSiC)2

open access: hybrid, 2020
Nina M. Kovalchuk   +3 more
openalex   +2 more sources

Mesoionische N‐Heterocyclische Olefine, Imine, Thione, Phosphinidene und ihre Anwendung in der Katalyse

open access: yesAngewandte Chemie, Volume 138, Issue 3, 16 January 2026.
Dieser Mini‐Review behandelt die neuesten Fortschritte bei der Synthese, Reaktivität und metallfreien katalytischen Verwendung von mesoionischen N‐heterocyclischen Olefinen (mNHOs), Iminen (mNHIs), Thionen (mNHTs) und Phosphinidenen (mNHPs). Kurzzusammenfassung Übergangsmetallverbindungen sind allgemein für ihre Fähigkeit bekannt, kleine Moleküle zu ...
Subir Maji   +3 more
wiley   +1 more source

Bioinspired Synthesis of Twin abeo‐Steroids Bufogargarizins A and B via a Divergent Intramolecular Aldol Addition Reaction

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
Twin natural products. This manuscript describes a concise biomimetic synthesis of twin abeo‐steroids bufogargarizins A and B with an unusual [7.5.6.5] and [5.7.6.5] skeletons in 19 steps (LLS). The described synthetic approach features the application of a bioinspired regiodivergent intramolecular aldol addition reaction and a selective singlet oxygen‐
Zoey J. Surma   +7 more
wiley   +2 more sources

Regioselective multicomponent synthesis of α-boryl ureas: discovery of a potent main protease inhibitor.

open access: yesOrg Biomol Chem
Gyasi YI   +7 more
europepmc   +1 more source

Combined in vitro and computational studies on the antioxidant and anticancer effects of Caesalpinia digyna (Rottl.) fruit extracts. [PDF]

open access: yesSci Rep
Fatema K   +8 more
europepmc   +1 more source

Mesoionic N‐Heterocyclic Olefins, Imines, Thiones, Phosphinidenes and Their Application in Catalysis

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 3, 16 January 2026.
This minireview covers recent advances in the synthesis, reactivity, and metal‐free catalytic uses of mesoionic N‐heterocyclic olefins (mNHOs), imines (mNHIs), thiones (mNHTs), and phosphinidenes (mNHPs). Abstract Transition metal compounds are widely known for their ability to activate small molecules and are excellent catalysts for a wide range of ...
Subir Maji   +3 more
wiley   +1 more source

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