𝔖 Bobbio Scriptorium
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Study on asymmetric syntheses of steroids: XIII. Synthesis of two new (±)-3-oxa-A-nor steroids 1a and 1b

✍ Scribed by Zhou Wei-Shan; Dai Wei-Min

Book ID
112058644
Publisher
John Wiley and Sons
Year
1986
Tongue
English
Weight
523 KB
Volume
4
Category
Article
ISSN
0256-7660

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A new practical synthesis of 1-dehydro-3
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✍ Y. Shimizu; H. Mitsuhashi; E. Caspi 📂 Article 📅 1966 🏛 Elsevier Science 🌐 French ⚖ 145 KB

At pesent there are no convenient procedures for the preparation of l-dehydro-3-keto-steroids of the A/B cis series. Usually for the introduction of unsaturation in conjugation with a carbonyl advantaga is taken of the direction of enolisation of the ketone. Consequently, methods employed for the sy