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Lewis Acid Catalyzed (3 + 2)-Annulations of Donor–Acceptor Cyclopropanes and Ynamides

✍ Scribed by Mackay, William D.; Fistikci, Meryem; Carris, Ryan M.; Johnson, Jeffrey S.


Book ID
121695692
Publisher
American Chemical Society
Year
2014
Tongue
English
Weight
417 KB
Volume
16
Category
Article
ISSN
1523-7060

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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