Results 191 to 200 of about 66,905 (286)

Toward Iron-Catalyzed Alkene Metathesis: Mapping the Reactivity and Deactivation Pathways of an Iron Metallacyclobutane. [PDF]

open access: yesAngew Chem Int Ed Engl
Młodzikowska-Pieńko K   +6 more
europepmc   +1 more source

Total Synthesis of the Spirocyclic Bis‐Indole Alkaloid (−)‐Owerreine via a [4+2] Annulation

open access: yesAngewandte Chemie, Volume 138, Issue 17, 20 April 2026.
The total synthesis of the bis‐indole alkaloid (−)‐owerreine has been accomplished by a diastereoselective [4+2] annulation between an enamine and an α,β−unsaturated indolenine precursor to form the 3‐spirocyclic tetrahydropyridine linkage of the natural product. DFT calculations allow an understanding of the mechanism of the key annulation.
Elisa Coll   +4 more
wiley   +2 more sources

Characterization of a Silver Vinylcarbene Intermediate in Carbene-Alkyne Metathesis and Its Concerted C(sp2)-H Bond Insertion. [PDF]

open access: yesJ Am Chem Soc
Díaz-Jiménez À   +10 more
europepmc   +1 more source

Synthesis of a Carbon‐Linked Acyldepsipeptide Derivative

open access: yesEuropean Journal of Organic Chemistry, Volume 29, Issue 15, 22 April 2026.
The synthesis of a methylene‐linked acyldepsipeptide (ADEP) is reported. Success relied upon an improve method to generate a versatile vinyl glycine methyl ester synthon and a rationally optimized Grubb’s metathesis. NMR and in silico studies revealed an unusual trans–trans proline orientation for this new unnatural ADEP analog, advancing the ...
Katelyn G. Stevens-Davis   +6 more
wiley   +1 more source

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