Silylium-Catalyzed Activation of Donor- Acceptor Strained Rings and Annulation with Indoles

Autor: Emma G. L. Robert, Jérôme Waser
Jazyk: German<br />English<br />French
Rok vydání: 2024
Předmět:
Zdroj: CHIMIA, Vol 78, Iss 4 (2024)
Druh dokumentu: article
ISSN: 0009-4293
2673-2424
DOI: 10.2533/chimia.2024.234
Popis: Leveraging the unique reactivity profile of donor-acceptor aminocyclopropanes and cyclobutanes allows the preparation of complex nitrogen-substituted molecules. While most reports focus on donor-acceptor strained rings with two geminal carbonyl groups as acceptors, mono carbonyl acceptor systems, despite their synthetic relevance, have been considerably less studied. Herein we describe catalytic annulation reactions ofaminocyclopropane and aminocyclobutane monoesters employing silylium catalysis to activate these less reactive donor-acceptor systems.
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