公开(公告)号：US20240239763A1

公开(公告)日：2024-07-18

申请号：US18556896

申请日：2022-04-21

申请人： DONGBAO PURPLE STAR (HANGZHOU) BIOPHARMACEUTICAL CO., LTD. ,  MEDSHINE DISCOVERY INC.

发明人： Yang ZHANG ,  Wentao WU ,  Zhixiang LI ,  Wenyuan ZHU

IPC分类号： C07D333/72 ,  A61K31/381

CPC分类号： C07D333/72 ,  A61K31/381

摘要： Provided are a crystal form of a compound represented by formula (I) and a preparation method therefor.

公开(公告)号：US20230322703A1

公开(公告)日：2023-10-12

申请号：US17766435

申请日：2020-10-30

申请人： MEDSHINE DISCOVERY INC.

发明人： Yang ZHANG ,  Wentao WU ,  Wenyuan ZHU ,  Shuhui CHEN

IPC分类号： C07D495/04 ,  A61P19/06 ,  C07D333/70

CPC分类号： C07D333/70 ,  A61P19/06 ,  C07D495/04

摘要： A class of xanthine oxidase (XO) inhibitors, and application thereof in the preparation of drugs for treating XO-related diseases. Specifically disclosed is a compound represented by formula (I) and a pharmaceutically acceptable salt thereof.

公开(公告)号：US20230174487A1

公开(公告)日：2023-06-08

申请号：US17922188

申请日：2021-04-30

申请人： MEDSHINE DISCOVERY INC.

发明人： Yang ZHANG ,  Wentao WU ,  Zhixiang LI ,  Wenyuan ZHU ,  Jian QIN ,  Shuhui CHEN

IPC分类号： C07D211/58 ,  C07D471/10 ,  C07D487/04

CPC分类号： C07D211/58 ,  C07D471/10 ,  C07D487/04

摘要： The use of a phenylpropionamide compound in the preparation of a drug for treating diseases associated with pain and pruritus. Specifically, the present invention relates to a compound as represented by formula (I) or a pharmaceutically acceptable salt thereof.