Title:
CRYSTAL FORM OF 4H-PYRAZOLO[1,5-α]BENZOIMIDAZOLE COMPOUND, PREPARATION METHOD THEREFOR AND INTERMEDIATE THEREOF
Document Type and Number:
WIPO Patent Application WO/2017/071607
Kind Code:
A1
Abstract:
Disclosed are a crystal form A of a compound (I) and a preparation method therefor. Also disclosed is an application of the crystal form A as a PDE2 or TNF-α inhibitor.
Inventors:
WU LINGYUN (CN)
ZHANG PENG (CN)
ZHANG LI (CN)
WANG ZHENG (CN)
CHEN SHUHUI (CN)
ZHANG PENG (CN)
ZHANG LI (CN)
WANG ZHENG (CN)
CHEN SHUHUI (CN)
Application Number:
PCT/CN2016/103487
Publication Date:
May 04, 2017
Filing Date:
October 27, 2016
Export Citation:
Assignee:
MEDSHINE DISCOVERY INC (CN)
International Classes:
C07D473/04; A61K31/522; A61P1/16
Domestic Patent References:
| WO2016054971A1 | 2016-04-14 | |||
| WO1998052948A1 | 1998-11-26 | |||
| WO2006104870A2 | 2006-10-05 | |||
| WO1993017684A2 | 1993-09-16 | |||
| WO1992009203A1 | 1992-06-11 |
Other References:
See also references of EP 3369733A4
Attorney, Agent or Firm:
SHANGHAI BESHINING LAW OFFICE (CN)
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