| 发明名称 |
NEW PHTHALAZINE COMPOUND AND AGENT FOR TREATMENT OF ERECTILE DYSFUNCTION |
| 摘要 |
PROBLEM TO BE SOLVED: To obtain an agent for the treatment of erectile dysfunction. SOLUTION: The objective compound is a 6-cyanophthalazine compound expressed by formula (I) [R1 and R2 are each independently a halogen atom, hydroxy group or a 1-6C alkoxy group; and R3 is hydroxy group and R4 is CO2H, or R3 and R4 together form >CHOH group], its ester or their pharmacologically permissible salt or hydrate.
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| 申请公布号 |
JP2002179674(A) |
申请公布日期 |
2002.06.26 |
| 申请号 |
JP20000381277 |
申请日期 |
2000.12.15 |
| 申请人 |
EISAI CO LTD |
发明人 |
WATANABE NOBUHISA;NAGAKURA TEI;ISHIHARA HIROKI;ADACHI HIDEYUKI |
| 分类号 |
C07D401/04;A61K31/502;A61P3/10;A61P9/10;A61P9/12;A61P13/12;A61P15/00;A61P15/10;A61P43/00;(IPC1-7):C07D401/04 |
主分类号 |
C07D401/04 |
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