Dihydrodigoxin compounds and therapeutic compositions

US3947404A · kind A · utility

Assignee

• Boehringer Mannheim GmbH · DE

Inventors

• Fritz Kaiser · Lampertheim, DE
• Wolfgang Schaumann · Heidelberg, DE
• Kurt Stach
• Wolfgang Voigtlander · Viernheim, DE

Key dates

• Filing date: Jun 5, 1973
• Grant date: Mar 30, 1976
• Expiry date: Jun 5, 1993

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07J19/00
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

New dihydrodigoxin derivatives of the formula ##SPC1## Wherein one of R.sub.1 and R.sub.2 represents a methyl or ethyl radical and the other represents hydrogen, methyl, ethyl or acetyl (i.e. alkanoyl; and R.sub.3 is hydrogen or an acetyl group; are outstandingly effective for therapy of cardiac insufficiencies, particularly via peroral administration.