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A novel transformation of 7-membered ring lactones to β-keto ethers

✍ Scribed by Vinayak V. Kane; Donald L. Doyle; Paul C. Ostrowski

Book ID
108382044
Publisher
Elsevier Science
Year
1980
Tongue
French
Weight
200 KB
Volume
21
Category
Article
ISSN
0040-4039

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Intramolecular ring closure of α,β-epoxy sulfoxides with hydroxyl group: A novel synthesis of 2-acyl cyclic ethers and 3-keto cyclic ethers
✍ Tsuyoshi Satoh; Ken-ichi Iwamoto; Koji Yamakawa 📂 Article 📅 1987 🏛 Elsevier Science 🌐 French ⚖ 231 KB

Exo-trigonal-type intramolecular ring closure of the cf,8-epoxy sulfoxides with hvdroxvl group cave 2-acvl cyclic ethers (5. 6. and 13 membered rings) in good-yields.- In contrast to this, endo-trigonalltype ring closure of the a,8-epoxy sulfoxides was rather difficult. Recently, cyclic ethers hav