SALT OF PYRROLIDINE COMPOUND, CRYSTAL FORM THEREOF, AND PREPARATION METHOD THEREFOR

Title:

SALT OF PYRROLIDINE COMPOUND, CRYSTAL FORM THEREOF, AND PREPARATION METHOD THEREFOR

Document Type and Number:

WIPO Patent Application WO/2023/083292

Kind Code:

A1

Abstract:

A pharmaceutically acceptable salt of the compound of formula (I), a crystal thereof, a preparation method therefor, and a use thereof. The pharmaceutically acceptable salt is selected from sulfate, phosphate, benzoate, succinate, adipate, fumarate, L-malate, and citrate, preferably benzoate, succinate, and adipate.

Inventors:

HU YUE (CN)
LIU CHENGXIANG (CN)
FENG AIJUAN (CN)
XUE LITING (CN)
YANG GUIMEI (CN)
CHEN PING (CN)
GU PENG (CN)
TANG RENHONG (CN)
REN JINSHENG (CN)

Application Number:

PCT/CN2022/131313

Publication Date:

May 19, 2023

Filing Date:

November 11, 2022

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Assignee:

SIMCERE PHARMACEUTICAL CO LTD (CN)
JIANGSU SIMCERE PHARM CO LTD (CN)

International Classes:

C07D471/04; A61K31/4725; A61P35/00

Domestic Patent References:

WO2021228210A1	2021-11-18
WO2021249533A1	2021-12-16
WO2022166983A1	2022-08-11
WO2019223715A1	2019-11-28

Foreign References:

CN111499614A

2020-08-07

Attorney, Agent or Firm:

INSIGHT INTELLECTUAL PROPERTY LIMITED (CN)

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