6-(acylaminoaryl)-3(2H)-pyridazinone derivatives and their use

US4636504A · kind A · utility

Assignee

• BASF SE

Inventors

• Phillip A. Rossy · Ludwigshafen, DE
• Marco Thyes
• Albrecht Franke
• Horst Koenig
• Hans D. Lehmann · Leutershausen, DE
• Josef Gries · Monsheim, DE
• Ludwig Friedrich · Zeven, DE
• Dieter Lenke · Ludwigshafen, DE

Key dates

• Filing date: Jan 17, 1984
• Grant date: Jan 13, 1987
• Expiry date: Jan 17, 2004

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D413/12
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

Novel 6-(acylaminoaryl)-3(2H)-pyridazinones of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3, R.sup.4, A and B have the meanings given in the description, and their preparation are described and inhibiting thrombocyte aggregation and gastric secretion. The compounds are useful for treating disorders.