Pyridazinone derivatives

US9376426B2 · kind B2 · utility

Assignee

• Merck Patent GmbH · DE

Inventors

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

Key dates

• Filing date: Jan 31, 2014
• Grant date: Jun 28, 2016
• Expiry date: Jan 31, 2034

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D417/10
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

Compounds of the formula (I) in which D, R1, R2, R3, R4 have the meanings indicated in Claim 1, are inhibitors of tyrosine kinases, in particular of Met kinase, and can be employed, inter alia, for the treatment of tumors.