6-carboxyphenyldihydropyridazinone derivatives and use thereof

US6867206B1 · kind B1 · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Jurgen Stoltefuss · Haan, DE
• Gabriele Braunlich · Wuppertal, DE
• Michael Logers · Wuppertal, DE
• Carsten Schmeck · Wuppertal, DE
• Ulrich Nielsch · Wuppertal, DE
• Martin Bechem · Wuppertal, DE
• Christoph Gerdes
• Michael Sperzel · Wuppertal, DE
• Klemens Lustig · Wuppertal, DE
• Werner Stürmer · Stockach, DE

Key dates

• Filing date: Jun 16, 2000
• Grant date: Mar 15, 2005
• Expiry date: Jun 16, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07D417/12
• WIPO field: Organic fine chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to 6-carboxyphenyldihydropyridazinone derivatives having the formula wherein R1, R2, R3, A, D, G, and E are as defined in the specification and claims, a process for preparing these materials, pharmaceutical compositions containing them, and a method for using them in the treatment of anemias.