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Synthesis of Functionalized 2-Aminopyrroles by Lewis Acid Catalyzed Ring-opening of 1,1,2,3-Tetrasubstituted Cyclopropanes with Arylamines

✍ Scribed by Ying Han; Qin Fu; Wanquan Tang; Chaoguo Yan


Book ID
115554502
Publisher
John Wiley and Sons
Year
2012
Tongue
English
Weight
724 KB
Volume
30
Category
Article
ISSN
0256-7660

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Lewis Acid-Catalyzed [3+4] Annulation of
✍ Olga A. Ivanova; Ekaterina M. Budynina; Alexey O. Chagarovskiy; Alexey E. Kaplun 📂 Article 📅 2011 🏛 John Wiley and Sons 🌐 English ⚖ 348 KB 👁 2 views

## Abstract A novel Lewis acid‐catalyzed [3+4] annulation of 2‐(heteroaryl)cyclopropane‐1,1‐dicarboxylates with cyclopentadiene is reported. This reaction proceeds __via__ an electrophilic attack of the Lewis acid‐activated donor‐acceptor cyclopropane onto cyclopentadiene followed by Friedel–Crafts