𝔖 Bobbio Scriptorium
✦   LIBER   ✦

18. The total synthesis of 12-methyl-19-nor-steroids

✍ Scribed by R.V. Coombs; R.P. Danna


Book ID
118924656
Publisher
Elsevier Science
Year
1974
Tongue
English
Weight
151 KB
Volume
5
Category
Article
ISSN
0022-4731

No coin nor oath required. For personal study only.


📜 SIMILAR VOLUMES


Biomimetic total synthesis of steroids V
✍ M. B. Groen; B. Hindriksen; F. J. Zeelen 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 721 KB

## Abstract Cationic cyclization of 2‐[6‐(3‐methoxyphenyl)‐(Z)‐3‐hexenyl]‐3‐methyl‐2‐cyclopentenol (7a) produced 1‐ and 3‐methoxy‐17‐methyl‐8α‐gona‐1,3,5(10),13(17)‐tetraene (**8a** and **9a**) with complete stereospecificity. Cyclization of similar substrates with an alkyl substituent in the appro

Biomimetic total synthesis of steroids I
✍ M.B. Groen; F.J. Zeelen 📂 Article 📅 2010 🏛 Elsevier Science 🌐 English ⚖ 406 KB

## Abstract The cationic cyclization of 2‐[6‐(__m__‐methoxyphenyl)‐(__E__)‐3‐hexenyl]‐3,5‐dimethyl‐2‐cyclopentenol (**3**) was investigated. Exclusive formation of 1‐ and 3‐methoxy‐15α,17‐dimethyl‐1,3,5(10), 13(17)‐gonatetraene (**4** and **5**) was observed, indicating complete stereoselectivity i