Boehringer Ingelheim International Gmbh

Bayer Intellectual Property Gmbh

Bayer Schering Pharma Ag

Other

Bayer Schering Pharma Aktiengesellshaft

Franz-Josef Van Der Staay

Marja Van Kampen

Frank-Thorsten Hafner

Christina Erb

Joachim Luithle

Katrin Schnizler

Martin Hendrix

Adrian Tersteegen

Lars Bärfacker

Heike Heckroth

Frank-Gerhard Böβ

Dagmar Karthaus

Dieter Lang

Timo Fleβner

Timo Flessner

Frank-Gerhard Böss

Karl-Heinz Schlemmer

Ulrich Ebert

Rudy Schreiber

Ulrich Niewöhner

Dagmar Schauss

Gerhard König

Bettina Beyreuther

Lars Baerfacker

Frank-Gerhard Boess

Christine Erb

Yan-Hong Liu

The invention relates to novel 2-heteroaryl carboxamides and to the use thereof for producing medicaments for the treatment and/or prophylaxis of diseases and for improving perception, concentration, learning and/or memory.

2-heteroaryl carboxamides

The invention relates to novel benzothiophene-, benzofuran-, and indole ureas and to the use thereof for producing medicaments for the treatment and/or prophylaxis of diseases and for improving perception, concentration, learning, and/or memory.

Azabicyclic carbamates and their use as alpha-7 nicotinic acetylcholine receptor agonists

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.

6-cyclylmethyl-and 6-alkylmethyl-substituted pyrazolepyrimidines

The invention relates to novel 6-arylmethyl-substituted pyrazolopyrimidines, process for their preparation and their use for producing medicaments for improving perception, concentration, learning and/or memory.

6-arylmethyl substituted pyrazolo[3,4-d]pyrimidines

The invention relates to novel 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolopyrimidines, process for their preparation and their use for producing medicaments for improving perception, concentration, learning and/or memory. The pyrazolopyrimidine compounds are within the formula (I) 

Described are 6-cyclylmethyl- and 6-alkylmethyl-substituted pyrazolo[3,4-d]pyrimidines of the formula (I): as defined herein, processes for their preparation and their use for producing medicaments for treating impairment of perception, concentration, learning and/or memory.

6-cyclylmethyl- and 6-alkylmethyl pyrazolo[3,4-D]pyrimidines, methods for their preparation and methods for their use to treat impairments of perception, concentration learning and/or memory

The invention relates to novel benzothiophene-, benzofuran- and indole ureas and to the use thereof for producing medicaments for the treatment and/or prophylaxis of diseases and for improving perception, concentration, learning and/or memory.

Described are 6-arylmethylpyrazolo[3,4-d]pyrimidines of the following formula: processes for their preparation and their use for producing medicaments for improving perception, concentration, learning and/or memory.

6-arylmethylprazolo[3,4-d]pyrimidines

The invention relates to novel 6-arylamino-5-cyano-4-pyrimidinones of formula (I) methods for the production thereof, and the use thereof for producing medicaments utilized for improving awareness, concentration, learning capacity, and/or retentiveness of memory. Said compounds (I) show activity as PDE9 inhibitors.

6-arylamino-5-cyano-4-pyrimidinones as pde9a inhibitors

The invention relates to the use of selective phosphodiesterase 2 (PDE 2) inhibitors for producing pharmaceuticals for improving perception, concentration, learning and/or memory.

Selective PDE 2 inhibitors as pharmaceuticals for improving perception

Growing community of inventors

Dronten, Netherlands

Franz-Josef Van Der Staay