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Synthesis of 18,19-bisnor-δ1,3,5(10),13(17)-pregnapentaen-3-ol-20-one methyl ethek

✍ Scribed by K. A. Akopyan; G. M. Segal'; I. V. Torgov; G. I. Makeeva

Book ID: 112440530
Publisher: Springer
Year: 1973
Tongue: English
Weight: 360 KB
Volume: 22
Category: Article
ISSN: 1573-9171
DOI: 10.1007/bf00932115

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## 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