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A Direct Method for the Conversion of Terminal Epoxides into γ-Butanolides

✍ Scribed by Movassaghi, Mohammad; Jacobsen, Eric N.

Book ID
126827269
Publisher
American Chemical Society
Year
2002
Tongue
English
Weight
43 KB
Volume
124
Category
Article
ISSN
0002-7863

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Titanium tetrachloride promoted reaction
Titanium tetrachloride promoted reaction of silyl ketene acetals with epoxides: a new method for the synthesis of γ-butanolides
✍ Veselin Maslak; Radomir Matović; Radomir N. Saičić 📂 Article 📅 2002 🏛 Elsevier Science 🌐 French ⚖ 65 KB

A new method for the synthesis of g-butanolides is described. The titanium tetrachloride promoted reaction of silyl ketene acetals with epoxides, followed by acidic work-up, affords the corresponding butyrolactones in 44-83% yield.