5-alkoxy-pyrido[4,3-d]pyrimidine derivatives

US4681881A · kind A · utility

Assignee

• Godecke Aktiengesellschaft · DE

Inventors

• Jurgen Kleinschroth · Denzlingen, DE
• Karl Mannhardt · Hornberg, DE
• Johannes Hartenstein · Kirchzarten, DE
• Hartmut Osswald · Völklingen, DE
• Bernd Wagner · Denzlingen, DE

Key dates

• Filing date: Jan 21, 1986
• Grant date: Jul 21, 1987
• Expiry date: Jan 21, 2006

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P9/12
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention concerns new 5-alkoxy-pyrido[4,3-d]pyrimidine derivatives and pharmacologically acceptable salts thereof, as well as a chemically novel process for their preparation. The new compounds are used in the control of cerebral, cardiac or peripheral vascular diseases or of stenotic symptoms.