Pyridazinone derivatives

US8367668B2 · kind B2 · utility

Assignee

• MERCK PATENT GESELLSCHAFT MIT BESHRANK TER HAFTUNG · DE

Inventors

• Frank Stieber · Heidelberg, DE
• Oliver Schadt · Rodenbach, DE
• Dieter Dorsch · Ober-Ramstadt, DE
• Andree Blaukat · Heilbad Heiligenstadt, DE

Key dates

• Filing date: May 2, 2008
• Grant date: Feb 5, 2013
• Expiry date: Jul 29, 2029

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D453/02
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Compounds of the formula (I), in which R1, R2 and R3 have the meanings indicated in Claim 1, are inhibitors of tyrosine kinases, in particular Met kinase, and can be employed, inter alia, for the treatment of tumours.