PYRAZOLOPYRIMIDINETHIONE DERIVATIVES, SALTS AND SOLVATES THEREOF, PREPARATION METHODS AND USE THEREOF
申请人:Institute of Radiation Medicine Academy of
Military Medical Sciences of the Pla
公开号:EP1695976A1
公开(公告)日:2006-08-30
The present invention disclosed the pyrazolopyrimidinethione derivatives, salts and solvates thereof, preparation methods and use thereof. The pyrazolopyrimidinethione derivatives according to the present invention possess the structure of general formula I , wherein, R1, R2, R3, and R4 represent alkyl, alkenyl, or aryl; R5 represents hydrogen, alkyl, alkenyl, alkoxy, cycloalkyloxy, aryl, or alkylacyl; and R6 represents hydrogen, alkyl, alkenyl, cycloalkyloxy, or alkylacyl. The pharmaceuticals containing the compound of the present invention and used for the treatment of impotence and sexlessness have the advantages of high selectivity over PDEV, long action time, and less side reactions, and the pharmaceuticals will arouse no side reactions of blood pressure decreasing and heart rate increasing, and it has broad market propect.
本发明公开了吡唑嘧啶硫酮衍生物、其盐和溶剂、制备方法及其用途。根据本发明的吡唑嘧啶硫酮衍生物具有通式I的结构,其中,R1、R2、R3和R4代表烷基、烯基或芳基;R5代表氢、烷基、烯基、烷氧基、环烷氧基、芳基或烷基酰基;R6代表氢、烷基、烯基、环烷氧基或烷基酰基。含有本发明化合物并用于治疗阳痿和无性欲的药物具有对 PDEV 选择性高、作用时间长、副作用小等优点,而且该药物不会引起血压下降和心率加快等副作用,具有广阔的市场前景。