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Improved chromium-catalyzed allylic oxidation of Δ5-steroids with t-butyl hydroperoxide

✍ Scribed by Manolis A. Fousteris; Anna I. Koutsourea; Sotiris S. Nikolaropoulos; Abdelkhalek Riahi; Jacques Muzart

Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
194 KB
Volume
250
Category
Article
ISSN
1381-1169

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📜 SIMILAR VOLUMES

Copper-catalysed allylic oxidation of Δ5
Copper-catalysed allylic oxidation of Δ5-steroids by t-butyl hydroperoxide
✍ J.A.R. Salvador; M.L. Sáe Melo; A.S. Campos Neves 📂 Article 📅 1997 🏛 Elsevier Science 🌐 French ⚖ 195 KB

A5-7-Oxosteroids are efficiently prepared from A5-steroids with t-BuOOH and a copper catalyst, either Cu(II) and Cu (I) salts or Cu metal; selectivity in the presence of a secondary alcohol is observed.