CRYSTAL FORM OF COMPOUND REPRESENTED BY FORMULA I, AND PREPARATION THEREFOR AND APPLICATION THEREOF

Title:

CRYSTAL FORM OF COMPOUND REPRESENTED BY FORMULA I, AND PREPARATION THEREFOR AND APPLICATION THEREOF

Document Type and Number:

WIPO Patent Application WO/2023/001299

Kind Code:

A1

Abstract:

The present invention relates to a crystal form of a compounds represented by formula (I), and preparation therefor and an application thereof. Specifically, also disclosed in the present invention are a variety of crystal forms of the compound represented by formula (I) (especially crystal form A). The crystal forms have the advantages of excellent stability, hygroscopicity and purity, etc., and has great significance for promoting later-stage drug development of the compound represented by formula (I).

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Inventors:

LIU GANG (CN)
LIANG BO (CN)
JIANG ZHAOJIAN (CN)
CHEN HUANMING (CN)

Application Number:

PCT/CN2022/107465

Publication Date:

January 26, 2023

Filing Date:

July 22, 2022

Export Citation:

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Assignee:

SHANGHAI ZHIMENG BIOPHARMA INC (CN)

International Classes:

C07D413/14; A61K31/428; A61P1/16; A61P31/20; C07D413/04; C07D417/14

Domestic Patent References:

WO2006033995A2	2006-03-30
WO2007014023A1	2007-02-01
WO2017173999A1	2017-10-12
WO2018050110A1	2018-03-22
WO2017173999A1	2017-10-12

Foreign References:

CN114685473A

2022-07-01

Attorney, Agent or Firm:

XU&PARTNERS, LLC. (CN)

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