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Stannylcupration of Acetylenes Followed by Reaction with Epoxides: A Novel Annulation Strategy for the Synthesis of Cyclobutenes

✍ Scribed by Barbero, Asunción; Cuadrado, Purificación; García, Carlos; Rincón, Juan A.; Pulido, Francisco J.


Book ID
121425712
Publisher
American Chemical Society
Year
1998
Tongue
English
Weight
56 KB
Volume
63
Category
Article
ISSN
0022-3263

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Silylcupration of allenes followed by re
✍ Asunción Barbero; Carlos García; Francisco J. Pulido 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 228 KB

Silylcupration of allene using phenyldimethylsilyl-copper followed by conjugated addition to 0t,[3-unsaturated ketones affords oxoallylsilanes with different substitution patterns. When the former oxoailyisilanes are treated with a Lewis acid they undergo highly stereoselective allylsilane terminate