Gold-Catalyzed Diyne-Ene Annulation for the Synthesis of Polysubstituted Benzenes through Formal [3+3] Approach with Amide as the Critical Co-Catalyst

Document Type

Article

Publication Date

9-23-2024

Abstract

The one-step synthesis of tetra-substituted benzenes was accomplished via gold-catalyzed diyne-ene annulation. Distinguished from prior modification methods, this novel strategy undergoes formal [3+3] cyclization, producing polysubstituted benzenes with exceptional efficiency. The critical factor enabling this transformation was the introduction of amides, which were reported for the first time in gold catalysis as covalent nucleophilic co-catalysts. This interesting protocol not only offers a new strategy to achieve functional benzenes with high efficiency, but also enlightens potential new reaction pathways within gold-catalyzed alkyne activation processes.

Identifier

85201615334 (Scopus)

Publication Title

Angewandte Chemie - International Edition

External Full Text Location

https://doi.org/10.1002/anie.202407360

e-ISSN

15213773

ISSN

14337851

PubMed ID

38973064

Issue

39

Volume

63

Grant

R01GM147135

Fund Ref

National Institutes of Health

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