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- Title
Silver‐Catalyzed [3+1+1] Annulation of Nitrones with Isocyanoacetates as an Approach to 1,4,5‐Trisubstituted Imidazoles.
- Authors
Lv, Lanlan; Chen, Yan; Shatskiy, Andrey; Liu, Jian‐Quan; Liu, Xiaoyi; Kärkäs, Markus D.; Wang, Xiang‐Shan
- Abstract
A silver‐catalyzed protocol for [3+1+1] annulation of nitrones and isocyanoacetates is reported. The reaction is proposed to proceed through sequential [3+2] cycloaddition, ring‐opening, cyclization‐oxidation, and dealkylation, allowing access to a broad scope of valuable polysubstituted imidazoles in high yields.
- Subjects
NITRONES; ANNULATION; DEALKYLATION; RING formation (Chemistry); ISOCYANIDES; IMIDAZOLES
- Publication
European Journal of Organic Chemistry, 2021, Vol 2021, Issue 6, p964
- ISSN
1434-193X
- Publication type
Article
- DOI
10.1002/ejoc.202001536