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Stereoselective Construction of the Tetrahydrofuran Nucleus by Alkoxyl Radical Cyclizations

✍ Scribed by Jens Hartung

Publisher
John Wiley and Sons
Year
2001
Tongue
English
Weight
790 KB
Volume
2001
Category
Article
ISSN
1434-193X

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A Radical Version of the Bromo- and the
A Radical Version of the Bromo- and the Iodocyclization of Bis(homoallylic) Alcohols — The Synthesis of Halogenated Tetrahydrofurans by Stereoselective Alkoxyl Radical Ring Closures
✍ Jens Hartung; Rainer Kneuer; Stefanie Laug; Philipp Schmidt; Kristina Špehar; In 📂 Article 📅 2003 🏛 John Wiley and Sons 🌐 English ⚖ 350 KB

## Abstract A new synthesis of bromo‐ and iodomethyl‐substituted tetrahydrofurans has been devised. The sequence starts with the conversion of aryl‐functionalized bis(homoallylic) alcohols **1** into __N__‐alkenoxythiazole‐2(3__H__)‐thiones **6** or pyridine‐2(1__H__)‐thiones **7**. When photolyzed