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Photoinduced Addition of Phthalimide to Unactivated Alkynes

✍ Scribed by Francisco Nájera; Rafael García-Segura; Ezequiel Pérez-Inestrosa; Cristóbal Sánchez-Sánchez; Rafael Suau

Book ID
111837244
Publisher
John Wiley and Sons
Year
2006
Tongue
English
Weight
630 KB
Volume
82
Category
Article
ISSN
0031-8655

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The first addition of silyl enol ethers
The first addition of silyl enol ethers to internal unactivated alkynes
✍ Ken-ichiro Imamura; Eiji Yoshikawa; Vladimir Gevorgyan; Yoshinori Yamamoto 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 227 KB

The EtAICl2-mediated intramolecular addition of silyl enol ethers to both terminal and internal unactivated alkyttes, bearing alkyl and phenyl susbstituents at the alkyne moiety, proceeded exclusively in the endo-fashion to give mono-and bicyclic p,T-unsaturated ketones in good to excellent yields.