摘要:
The invention relates to novel cyanopyrimidinones, process for their preparation, and the use thereof for producing medicaments for improving perception, concentration, learning and/or memory.
摘要:
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.