公开(公告)号：US20230079045A1

公开(公告)日：2023-03-16

申请号：US17636977

申请日：2020-08-24

申请人： Sichuan Haisco Pharmaceutical Co., Ltd.

发明人： Yao Li ,  Lei Chen ,  Guobiao Zhang ,  Wenjing Wang ,  Zongjun Shi ,  Gang Hu ,  Haitao Huang ,  Haodong Wang ,  Bo Xu ,  Xiaobo Zhang ,  Guoliang LIU ,  Dengyu Zheng ,  Shilin Huang ,  Jianfei Zhao ,  Changwei Song ,  Chen Zhang ,  Fei Ye ,  Jia Ni ,  Pangke Yan

IPC分类号： C07D413/14 ,  C07D451/02 ,  C07D487/08 ,  C07D471/10 ,  C07D487/10 ,  C07D471/08 ,  C07D401/14 ,  C07D417/14 ,  C07D405/14 ,  A61P31/16

摘要： Provided are a compound of formula (I-a), an isomer thereof or a pharmaceutically acceptable salt thereof as a Hemagglutinin inhibitor, and a preparation method thereof. The compound is useful for preparing a medicament for treating a disease related to Hemagglutinin.