Title:
CRYSTAL FORMS OF PHOSPHODIESTERASE-5 INHIBITOR
Document Type and Number:
WIPO Patent Application WO/2019/114541
Kind Code:
A1
Abstract:
The present invention relates to the field of medicine, and particularly relates to multiple crystal forms of the compounds of formula (I), a preparation method therefor, pharmaceutical preparations and pharmaceutical compositions containing the crystal forms and an application thereof in preparation of a medicine for enhancing cGMP signaling function, and in particular relates to applications of the compounds in preparation of medicines for treatment and/or prevention of sexual dysfunction, benign prostatic hyperplasia, lower urinary tract symptoms and the like.
Inventors:
WANG JINYUAN (CN)
WANG ZHENHUA (CN)
WANG ZHENHUA (CN)
Application Number:
PCT/CN2018/117788
Publication Date:
June 20, 2019
Filing Date:
November 28, 2018
Export Citation:
Assignee:
HAINAN XUANZHU PHARMA CO LTD (CN)
International Classes:
A61K31/506; C07D403/04; A61P1/16; A61P9/04; A61P9/12; A61P13/02; A61P13/08; A61P13/10; A61P15/08; A61P15/10
Domestic Patent References:
| WO2014026467A1 | 2014-02-20 |
Foreign References:
| CN105102447B | 2017-08-25 | |||
| CN102372697A | 2012-03-14 | |||
| CN102887889A | 2013-01-23 |
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