Results 251 to 260 of about 36,653 (344)

From Spirocyclic Germanium Alkoxides to their Fluorido Germanates

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 18, June 24, 2025.
Spirocyclic germanium salicyl alcoholates potentially meet the requirement as molecular precursors for twin polymerization, which is defined as a concerted formation of two polymeric materials from a so‐called twin monomer. Two examples of such germanium alkoxides and their associated fluorido germanates are reported and aspects of their chirality and ...
Philipp Kitschke   +7 more
wiley   +1 more source

Photocatalytic Hydrogenation of Quinolines to Form 1,2,3,4‐Tetrahdyroquinolines Using Water as the Hydrogen Atom Donor

open access: yesAngewandte Chemie International Edition, Volume 64, Issue 25, June 17, 2025.
A sequential process combining hydrogenation and a subsequent stereomutation is presented for trans selective hydrogenation of quinolines using water as the hydrogen atom source. Mechanistic studies reveal that the hydrogenation proceeds through a cascade process comprising an initial cis selective photocatalytic hydrogenation of the heteroarene core ...
Jingjing Zhang   +6 more
wiley   +1 more source

Tungsten-catalyzed stereodivergent isomerization of terminal olefins. [PDF]

open access: yesChem Sci
Jankins TC   +4 more
europepmc   +1 more source

A Joyful Journey: Tungsten(VI) and Tungsten(V) Fluorides Meet N‐Heterocyclic Carbenes and Cyclic (Alkyl)(Amino)Carbenes

open access: yesAngewandte Chemie International Edition, Volume 64, Issue 25, June 17, 2025.
The first tungsten(VI) fluoride complexes coordinated with N‐heterocyclic carbenes and cyclic (alkyl)(amino) carbenes were synthesized and characterized. Reduction of these seven‐coordinated complexes afforded rare octahedral tungsten(V) fluoride complexes, a dinuclear fluoride‐bridged complex (cAACMe), or a seven‐coordinated (cAACMe) bis‐carbene ...
Melanie Riethmann   +7 more
wiley   +1 more source

Effects of tramadol stereoisomers on norepinephrine efflux and uptake in the rat locus coeruleus measured by real time voltammetry

open access: bronze, 1999
D M Halfpenny   +5 more
openalex   +1 more source

Fused Nitrogen Bridgehead N,O‐Acetals as Versatile Scaffolds: Synthetic Strategies, Mechanism and Applications

open access: yesChemistry – A European Journal, Volume 31, Issue 32, June 6, 2025.
Fused nitrogen‐bridgehead N,O‐acetals receive specific emphasis as pivotal scaffolds due to their significant role in the bioactivity of medicinally relevant molecules. Significant approaches have been reported on their role as key synthetic building blocks/motifs in the construction of complex organic molecules and their utility as chiral auxiliaries ...
Alexis D. Kouvelas   +2 more
wiley   +1 more source

Chirality Effects in Peptide-Based Dynamic Combinatorial Chemistry. [PDF]

open access: yesChemistry
Gable A   +3 more
europepmc   +1 more source

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