title: [Total synthesis of optically active steroids, 8. Preparation and structure investigation of diastereomeric 4-oxasteroids].
mesh_terms: D004962:Estranes / Q000138:chemical synthesis*; D007664:Ketosteroids / Q000138:chemical synthesis; D008722:Methods; D013237:Stereoisomerism
chemical_list: D004962:Estranes; D007664:Ketosteroids
vernacular_title: Totalsynthese optisch aktiver Steroide, 8. Darstellung und Strukturuntersuchung diastereomerer 4-Oxa-steroide.