## Abstract Photosensitized oxygenation of 11β‐chloro‐17α‐19‐norpregn‐4‐en‐20‐yn‐17‐ol yields, aft́er reduction of the initially formed hydroperoxides, 11β‐chloro‐17α‐19‐norpregn‐3‐en‐20‐yne‐5α,17‐diol as the major product and 11β‐chloro‐17α‐19‐norpregn‐5‐en‐20‐yne‐4β,17‐diol as a minor product.
✦ LIBER ✦
The photosensitized oxidation of the 19-norsteroids: 17α-19-norpregn-5-en-20-yne-3β,17-diol, 3β-chloro-17α-19-norpregn-5-en-20-yn-17-ol and 17α-19-norpregn-5-en-20-yn-17-ol
✍ Scribed by J. A. M. Peters; N. P. van Vliet; F. J. Zeelen
- Publisher
- Elsevier Science
- Year
- 2010
- Tongue
- English
- Weight
- 319 KB
- Volume
- 98
- Category
- Article
- ISSN
- 0165-0513
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
The photosensitized oxidation of a 19-no
✍
K. H. Schönemann; N. P. van Vliet; F. J. Zeelen
📂
Article
📅
2010
🏛
Elsevier Science
🌐
English
⚖ 334 KB
An alternative synthesis of 17β-hydroxy-
✍
N. P. van Vliet; A. I. A. Broess; J. A. M. Peters; A. J. van den Broek; J. A. J.
📂
Article
📅
2010
🏛
Elsevier Science
🌐
English
⚖ 562 KB
Synthesis of 13-ethyl-11-methylene-18,19
✍
Sigfrid Schwarz; Sven Ring; Gisela Weber; Gerhard Teichmüller; Hans-Joachim Palm
📂
Article
📅
1994
🏛
Elsevier Science
🌐
French
⚖ 903 KB
Absrracf: A synthesis of the steroid hormone desogestrel (25) from the lla-homo steroid 1 is described. 25 was transformed into 3-0~0 desogestrel(28) by ally1 oxidation.
A partial synthesis of 13-ethyl-11-methy
✍
M. J. van den Heuvel; C. W. van Bokhoven; H. P. de Jongh; F. J. Zeelen
📂
Article
📅
2010
🏛
Elsevier Science
🌐
English
⚖ 414 KB
Mechanism of steroidal enol ether format
✍
Edward J. Merrill; Gerald G. Vernice
📂
Article
📅
1973
🏛
John Wiley and Sons
🌐
French
⚖ 378 KB
👁 1 views
## Abstract The nature of the reactions involved in the synthesis of 3‐cyclopentyloxy‐19‐nor‐17α‐pregna‐3, 5‐dien‐20‐yn‐17‐ol‐7‐^3^H 17‐acetate, allowed the determination of the stereochemistry of the tritium atoms at C‐6 in some of the precursors. One of these precursors was estra‐1, 3, 5 (6)‐trie
Conformational analysis of 3-oxo 5(10)-u
✍
J.-P. Declercq; M. van Meerssche; F. J. Zeelen
📂
Article
📅
2010
🏛
Elsevier Science
🌐
English
⚖ 225 KB