Isoquinoline derivatives, pharmaceutical formulations based on these compounds and the use thereof

US4673682A · kind A · utility

Assignee

• Hoechst GmbH · DE

Inventors

• Elmar Konz · Kelkheim, DE
• Joachim Kaiser · Frankfurt am Main, DE

Key dates

• Filing date: Sep 7, 1983
• Grant date: Jun 16, 1987
• Expiry date: Sep 7, 2003

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D217/26
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Isoquinoline-4-carboxylic acid derivatives of the formula I ##STR1## in which m, n, R.sup.1, R.sup.2, R.sup.3, A and X have the meansings indicated, and physiologically acceptable acid addition salts thereof, a process for their preparation, pharmaceutical formulations based on these compounds and the use thereof as antiarrythmic agents.