Title:
SALT FORM OF COMPOUND HAVING SUBSTITUTED SULFONYLUREA RING AND CRYSTAL FORM THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/077650
Kind Code:
A1
Abstract:
The present invention provides a salt form of a compound having a substituted sulfonylurea ring and a crystal form thereof, as well as a specific crystal form A thereof, and further provides a use thereof in the preparation of a drug for the treatment of diseases related to bacterial infections. The crystal form A of the compound is easy to obtain, has both good physical and chemical stability, and has high industrial application value and economic value. The disclosed compound has good water solubility, is suitable for intravenous administration, has excellent pharmacokinetic properties, is safe, has good efficacy, and is to be used to treat diseases related to bacterial infections.
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Inventors:
HUANG ZHIGANG (CN)
LUO WEI (CN)
HU LIHONG (CN)
CHEN SHUHUI (CN)
LIU ZHI (CN)
LU WENJUAN (CN)
LUO WEI (CN)
HU LIHONG (CN)
CHEN SHUHUI (CN)
LIU ZHI (CN)
LU WENJUAN (CN)
Application Number:
PCT/CN2022/126339
Publication Date:
April 18, 2024
Filing Date:
October 20, 2022
Export Citation:
Assignee:
SUZHOU ERYE PHARMACEUTICAL CO (CN)
International Classes:
C07D417/14; A61K31/433; A61P31/04
Domestic Patent References:
| WO2021098840A1 | 2021-05-27 | |||
| WO2007065288A2 | 2007-06-14 | |||
| WO2002022613A1 | 2002-03-21 | |||
| WO2015148379A1 | 2015-10-01 |
Foreign References:
| CN103228652A | 2013-07-31 | |||
| CN108137573A | 2018-06-08 | |||
| CN2020130568W | 2020-11-20 |
Attorney, Agent or Firm:
BEIJING UNIPAT INTELLECTUAL PROPERTY LAW FIRM (CN)
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