Title:
CRYSTALLINE FORM OF ATX INHIBITOR OR SALT THEREOF, PREPARATION METHOD THEREFOR AND USE THEREOF
Document Type and Number:
WIPO Patent Application WO/2023/185979
Kind Code:
A1
Abstract:
Provided are a preparation method for and use of crystalline forms of an ATX inhibitor represented by formula (I) and a salt thereof. The crystalline forms of the ATX inhibitor and the salt thereof have high oral bioavailability, low hygroscopicity and good stability. According to the preparation method for the crystalline forms of the ATX inhibitor and the salt thereof, the process is simple, the crystallization process is easy to control, and the reproducibility is good.
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Inventors:
PENG CHENG (CN)
GU WEIKAI (CN)
ZHOU CHUNYAN (CN)
LI YUPING (CN)
GU WEIKAI (CN)
ZHOU CHUNYAN (CN)
LI YUPING (CN)
Application Number:
PCT/CN2023/084963
Publication Date:
October 05, 2023
Filing Date:
March 30, 2023
Export Citation:
Assignee:
SUZHOU ARK BIOPHARMACEUTICAL CO LTD (CN)
International Classes:
A61K31/437; C07D471/04; A61P9/00; A61P11/00; A61P25/28; A61P29/00; A61P35/00; A61P37/00
Domestic Patent References:
| WO2022007882A1 | 2022-01-13 | |||
| WO2019228403A1 | 2019-12-05 |
Foreign References:
| US20190194199A1 | 2019-06-27 |
Attorney, Agent or Firm:
SUZHOU JINSHANG INTELLECTUAL PROPERTY LAW FIRM (GENERAL PARTNERSHIP) (CN)
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