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.
                            本发明涉及新颖的式(Ⅰ)的6-芳基
氨基-5-
氰基-4-
嘧啶酮的制备方法,以及用于制备用于改善意识、注意力、学习能力和/或记忆保持力的药物的用途。所述化合物(Ⅰ)表现出PDE9
抑制剂的活性。