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Inter- and Intramolecular Carbonylative Alkyne–Alkyne Coupling Reaction Mediated by Cobalt Carbonyl Complex

✍ Scribed by Takanori Shibata; Koji Yamashita; Kentaro Takagi; Toshihiro Ohta; Kenso Soai

Book ID
108371009
Publisher
Elsevier Science
Year
2000
Tongue
French
Weight
181 KB
Volume
56
Category
Article
ISSN
0040-4020

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Direct synthesis of cyclopentadienones b
Direct synthesis of cyclopentadienones by cobalt carbonyl-mediated carbonylative alkyne-alkyne coupling reaction
✍ Takanori Shibata; Toshihiro Ohta; Kenso Soai 📂 Article 📅 1998 🏛 Elsevier Science 🌐 French ⚖ 197 KB

Dicobalt carbonyl complex mediates an intermolecular carbonylative coupling reaction between alkynylsilanes. The reaction proceeds under atmospheric pressure of argon and directly provides free cyclopentadienones in high yields (up to 99%).