CRYSTAL FORM OF URATE TRANSPORTER 1 INHIBITOR AND PREPARATION METHOD AND USE THEREOF - TIANJIN INSTITUTE OF PHARMACEUTICAL RES CO LTD

Title:

CRYSTAL FORM OF URATE TRANSPORTER 1 INHIBITOR AND PREPARATION METHOD AND USE THEREOF

Document Type and Number:

WIPO Patent Application WO/2019/149090

Kind Code:

A1

Abstract:

The present invention provides a crystal form of a urate transporter 1 inhibitor and a preparation method and use thereof. The crystal form is characterized by stable apparent condition, capability of further improving the purity of the compound, storage stability, etc., and is suitable as an active pharmaceutical ingredient.

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Inventors:

ZHAO GUILONG (CN)
LIU CHANGYING (CN)
CHEN HUIHUI (CN)
LI YUQUAN (CN)
ZHANG HAIZHI (CN)
LIU XUYUAN (CN)
LIU YUQIANG (CN)
XIE YAFEI (CN)
WU JINGWEI (CN)
LIU WEI (CN)
XU WEIREN (CN)
TANG LIDA (CN)
ZOU MEIXIANG (CN)

Application Number:

PCT/CN2019/072314

Publication Date:

August 08, 2019

Filing Date:

January 18, 2019

Export Citation:

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Assignee:

TIANJIN INSTITUTE OF PHARMACEUTICAL RES CO LTD (CN)

International Classes:

C07D249/12

Domestic Patent References:

WO2016173503A1	2016-11-03
WO2016173503A1	2016-11-03

Foreign References:

CN107540619A	2018-01-05
CN108658879A	2018-10-16
CN201610506171A	2016-06-29

Other References: