3-(mercaptoalkyl)quinazoline

US5306721A · kind A · utility

Assignee

• Arzneimittelwerk Dresden GmbH · DE

Inventors

• Siegfried Leistner · Leipzig, DE
• Michael Gutschow · Leipzig, DE
• Karl Drossler · Leipzig, DE
• Helmut Vieweg · Rheinfelden (Baden), DE
• Gunther Wagner · Leipzig, DE
• Thomas Strohscheidt · Leipzig, DE
• Dieter Lohmann · Radebeul, DE
• Gunter Laban · Dresden, DE
• Herwart Ambrosius · Leipzig, DE
• Angela Siegling · Brunn am Gebirge, AT

Key dates

• Filing date: Aug 2, 1993
• Grant date: Apr 26, 1994
• Expiry date: Aug 2, 2013

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D239/96
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

A compound or its tautomer of Formula I, ##STR1## wherein R.sup.1 is hydrogen, a 6-methyl, 6-fluoro, 6-chloro, 6-bromo, or 6,7-dimethoxy residue, PA0 R.sup.2 is hydrogen, or a methyl residue, PA0 and n is 1 or 2, PA0 and tautomers and their pharmaceutically acceptable alkali, or ammonium salts.