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ChemInform Abstract: Preparation of 17β-(Hydroxymethyl)-3-methoxyestra-1,3,5(10)-trien-18-oic Acid 18,20-Lactone, a New C(18)-Oxygenated Steroid.

✍ Scribed by Alexander Kuhl; Wolfgang Kreiser

Publisher
John Wiley and Sons
Year
2010
Weight
38 KB
Volume
30
Category
Article
ISSN
0931-7597

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Preparation of 17β-(Hydroxymethyl)-3-met
Preparation of 17β-(Hydroxymethyl)-3-methoxyestra-1,3,5(10)- trien-18-oic Acid 18,20-Lactone, a New C(18)-Oxygenated Steroid
✍ Alexander Kuhl; Wolfgang Kreiser 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 German ⚖ 114 KB 👁 1 views

Lactone 13 was synthesized by intramolecular radical-mediated oxygenation of the angular Me(18) group of the 17b-configurated sterol 3. Several substrate-controlled methods for stereoselective construction of the hydroxymethyl side chain of 3 were investigated. Helvetica Chimica Acta ± Vol. 81 (199