发明名称 |
COMPOUNDS FOR TREATING IMPOTENCE |
摘要 |
The present invention relates to new compounds of formula (I) which are selective inhibitors of phosphodiesterase, their pharmaceutically acceptable salts or stereoisomers. The present invention also provides methods for preparing the compounds of formula (I) and new intermediates involved in the synthetic route of the compounds of formula (I). The compounds of formula (I) of the present invention are not only very effective for treatment of impotence diseases, such as male erectile dysfunction, but also have such features as long-lasting medical effectiveness and lower toxicity. |
申请公布号 |
PT1400522(E) |
申请公布日期 |
2014.10.30 |
申请号 |
PT20020754139T |
申请日期 |
2002.06.21 |
申请人 |
GUANGZHOU YOUCARE BIOPHARMACEATICS CO., LTD. |
发明人 |
LIU BAOSHUM |
分类号 |
C07D487/04;A61K31/505;A61K31/519;A61P15/10;A61P43/00;C07D403/12 |
主分类号 |
C07D487/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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