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The photosensitized oxidation of a 19-norsteroid: 11 β-chloro-17α-19-norpregn-4-en-20-yn-17-ol

✍ Scribed by K. H. Schönemann; N. P. van Vliet; F. J. Zeelen

Publisher: Elsevier Science
Year: 2010
Tongue: English
Weight: 334 KB
Volume: 99
Category: Article
ISSN: 0165-0513
DOI: 10.1002/recl.19800990305

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✦ Synopsis

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.

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