Journal ArticleDOI
Synthesis of new pentacyclic heterocyclic steroidal analogs, 6-oxabenz[3,4]-d-homoestra- 1,3,5(10),8,14-pentaen-17α-one and 3a,4,5,13-tetrahydro-3H- [2]benzothieno[5,4-d]naphtho- [1,2-b]pyran☆
TLDR
The total synthesis of new pentacyclic heterocyclic steroidal analogs, 6-oxabenz[3,4], 1,3,5(10),8,14-pentaen-17a-one and 3a,4,5,13-tetrahydro-3H-[2]benzothieno[5,4-d]naphtho[1,2-b]-pyran is described.About:
This article is published in Steroids.The article was published on 1991-07-01. It has received 3 citations till now. The article focuses on the topics: Pyran & Total synthesis.read more
Citations
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Journal ArticleDOI
Recent advances in oxasteroids chemistry
TL;DR: The continuous interest in the field of oxasteroids mainly arises from the fascinating aspects associated with their peculiar stereochemical features and their promising and sometimes unexpected biological activities.
Journal ArticleDOI
Synthesis of pentacyclic steroids
TL;DR: A review of literature on the synthesis of pentacyclic steroids is presented and it is shown that the steroids are among the most important secondary metabolites.
Journal ArticleDOI
Novel Synthesis of Tetracyclic Heterogonane Ring Systems
B. Ramesh Babu,D. V. Ramana +1 more
TL;DR: In this paper, total synthesis of tetracyclic heterogonane ring systems was achieved from 1-oxo-4-thia-1,2,3,4-tetrahydrophenanthrene and its oxa analogue.
References
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Journal ArticleDOI
Steroids. 3. A new synthetic approach to optically active steroids. Total synthesis of (+)-18-hydroxyestrone
TL;DR: Synthese du compose du titre a partir de l'oxo-3acetoxy-5cyclopentenedicarboxylate-1,2 de dimethyle via un cetoester chiral utilise dans la synthese de PGF 2 α(+).
Journal ArticleDOI
Biological effects of racemic and resolved 13β-ethyl-4-gonen-3-ones
TL;DR: In this article, the effects of (±)-13β, 17α-diethyl-17β-hydroxygon-4-en-3-one were compared with resolved samples of the component enantiomers.
Journal ArticleDOI
Total synthesis of derivatives of (±)-6-oxa and aza-estrone
TL;DR: Es wird über die Totalsynthese von verschiedenen Derivaten des (±)-6-Oxa- und Aza-Östrons und die Umwandlung von (±-17β-Oxy-3-methoxy-6-oxa-östratrien-1, 3, 510 zu Verbindungen der (±)19-Nor-6
Journal ArticleDOI
Steroids. 2. Synthesis of C-18 functionalized steroids via the Smith-Hughes route.
K. M. R. Pillai,W. V. Murray,I. Shooshani,Dorothy L. Williams,D. Gordon,Shih Yi Wang,Francis Johnson +6 more
TL;DR: The total synthesis of a series of racemic C-18 functionalized steroids was carried out in a search for novel estrogen-and/or progestin-receptor agonists or antagonists, which showed little activity in the Clauberg and anti-Clauberg assays.
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