Pyrazolopyrimidinethione Derivatives, Salts and Solvates Thereof, Preparation Methods and Use Thereof
申请人:Li Shuxin
公开号:US20070219220A1
公开(公告)日:2007-09-20
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, R
1
, R
2
, R
3
, and R
4
represent alkyl, alkenyl, or aryl; R
5
represents hydrogen, alkyl, alkenyl, alkoxy, cycloalkyloxy, aryl, or alkylacyl; and R
6
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 PDE V, 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.
本发明揭示了吡唑并嘧啶硫醇衍生物、其盐和溶剂化物、制备方法及其用途。根据本发明,吡唑并嘧啶硫醇衍生物具有一般式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。含有本发明化合物的制药产品用于治疗阳痿和性冷淡具有高选择性PDE V、长效时间和副作用少的优点,并且不会引起血压降低和心率增加的副作用,具有广阔的市场前景。