6-cyclylmethyl-and 6-alkylmethyl-substituted pyrazolepyrimidines

US8822479B2 · kind B2 · utility

Assignee

• Boehringer Ingelheim International GmbH · DE

Inventors

• Martin Hendrix · Tarrytown, US
• Lars Bärfacker · Oberhausen, DE
• Christina Erb · Wiesbaden, DE
• Frank-Thorsten Hafner · Wuppertal, DE
• Heike Heckroth · Wuppertal, DE
• Dagmar Karthaus · Solingen, DE
• Adrian Tersteegen · Wuppertal, DE
• Franz-Josef van der Staay · Dronten, NL
• Marja Van Kampen · Neu-Isenburg, DE

Key dates

• Filing date: Nov 19, 2010
• Grant date: Sep 2, 2014
• Expiry date: Feb 28, 2033

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61P25/28
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention relates to 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines, process for their preparation, and their use for producing medicaments for improving learning and/or memory. The 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines are of the formula (I):with the variables as defined in the claims.