Pyrido 3,2-E!pyrazinones with anti-asthmatic action and processes for their manufacture

US5723463A · kind A · utility

Assignee

• Asta Medica Aktiengesellschaft · DE

Inventors

• Norbert Höfgen · Radeberg, DE
• Thomas Buchner · Visp, CH
• Ute Achterrath-Tuckermann · Maintal, DE
• Stefan Szelenyi · Arnstorf, DE
• Bernhard Kutscher · Maintal, DE

Key dates

• Filing date: Mar 25, 1996
• Grant date: Mar 3, 1998
• Expiry date: Mar 25, 2016

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P43/00
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to novel pyrido3,2-e!pyrazinones, processes for their preparation and their pharmaceutical use. The compounds have anti-asthmatic and anti-allergic effects.