3-Deoxy-.DELTA..sup.15 -steroids

US4390530A · kind A · utility

Assignee

• Schering A.G. · DE

Inventors

• Helmut Hofmeister · Berlin, DE
• Rudolf Wiechert · Berlin, DE
• Klaus Annen · Berlin, DE
• Henry Laurent
• Sybille Beier · Berlin, DE

Key dates

• Filing date: Feb 11, 1981
• Grant date: Jun 28, 1983
• Expiry date: Feb 11, 2001

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07J33/007
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

3-Deoxy-.DELTA..sup.15 -steroids of the formula ##STR1## wherein R.sup.1 is hydrogen or an acyl group of a C.sub.1-15 hydrocarbon carboxylic acid, and PA1 R.sup.2 is ethynyl, chloroethynyl or propynyl are valuable progestationally effective compounds having low attendant androgenic side effects.