Results 201 to 210 of about 86,041 (331)

QM/MM Free Energy Calculations of IRE1 Reveal a Unique Protonation State of the Catalytic Lys599. [PDF]

open access: yesJ Comput Chem
Carlesso A   +5 more
europepmc   +1 more source

Nutzung des kooperativen Energie‐ und Wasserstofftransfers für die direkte Aminierung von nicht aktivierten Alkanen

open access: yesAngewandte Chemie, Volume 138, Issue 3, 16 January 2026.
Kooperativer EnT & HAT: neue Methode zur direkten C─N‐Kopplung von nicht aktivierten Alkanen. Metallfreie photokatalytische Aminierung. Verwendung von nicht aktivierten Alkanen. Neuartiger Reaktionsweg. Abstrakt Während in letzter Zeit wichtige Fortschritte bei der direkten Funktionalisierung von Alkanen durch photokatalytische Verfahren erzielt wurden,
Sai Teja Kolla   +4 more
wiley   +1 more source

Electrooxidative Divergent Halocyclizations of Ambident Amides

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
Electrooxidation enables tunable halocyclization of ambident amides, yielding either C–O or C–N products through ionic or radical pathways, respectively. While detailed experimental and analytical mechanistic studies highlight mode‐dependent selectivity, in silico experimentation provided insight into the energetic origin of this divergence.
Minki Jeon   +4 more
wiley   +2 more sources

Enantioconvergent Access to Chiral S(VI) Stereocenters by Kinetic Resolution of Sulfonimidoyl Chlorides

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
An enantioconvergent approach for the kinetic resolution of S(VI) stereocenters that leverages the electrophilic reactivity of the chiral sulfur atom is described. The catalytic process provides access to sulfonimidoyl chlorides and sulfonimidates, which are among the least studied S(VI) functionalities.
Arko Das   +10 more
wiley   +2 more sources

X-ray crystallographic and kinetic studies of biguanide containing aryl sulfonamides as carbonic anhydrase inhibitors

open access: hybrid
Chiara Baroni   +9 more
openalex   +2 more sources

Fluoride‐Transfer Asymmetric Allylic Alkylation Enables Regiodivergent, Stereoselective Cross‐Electrophile Coupling

open access: yesAngewandte Chemie, Volume 138, Issue 2, 9 January 2026.
We report a fluoride‐transfer asymmetric allylic alkylation (AAA) in which all reagent atoms, including the leaving group, are incorporated into the products. This atom‐efficient AAA protocol enables the cross‐electrophile coupling of allyl fluorides and gem‐difluoroalkenes, providing a catalyst‐controlled, regiodivergent, and stereoselective access to
Jordi Duran   +5 more
wiley   +2 more sources

Total Synthesis of the Cyanobacterial Alkaloid Nostodione A

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 2, January 16, 2026.
The total synthesis of the alkaloid nostodione A is successfully achieved utilizing 3,4‐dihydrocyclopenta[b]indole‐1,2‐dione as a key intermediate. The sensitive benzylidene moiety is introduced via a Knoevenagel condensation with p‐hydroxybenzaldehyde.
Oscar F. Casadiego‐Díaz   +3 more
wiley   +1 more source

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