Patents by Inventor Shixu YI

Shixu YI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • METHOD FOR PREPARING BTK DEGRADING AGENT
    Publication number: 20240002387
    Abstract: A method for preparing a compound as represented by formula (I) and an intermediate thereof. The method has mild reaction conditions, does not involve a high-temperature and high-pressure reaction, has low-toxicity or non-toxicity raw materials, simple operation, a high reaction yield, a high product purity, convenient work-up, and good reproducibility, and is suitable for industrial production.
    Type: Application
    Filed: November 23, 2021
    Publication date: January 4, 2024
    Inventors: Shixu YI, Zengfei CHEN, Xusong PAN, Wei WANG, Yanlin LI, Yongyao HE
  • Phenol derivative and preparation method and use in medicine thereof
    Patent number: 9517988
    Abstract: The present invention relates to a phenol derivative and the preparation method and use in medicine thereof, and particular to a phenol derivative represented by general formula (A) or a stereoisomer, a solvate, a metabolite, a prodrug, a pharmaceutically acceptable salt or a cocrystal thereof, a preparation method thereof, a pharmaceutical composition comprising the same, and use of the compound or composition of the present invention in the field of the central nervous system; wherein the definitions of substituents in general formula (A) are the same as those in the Description.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: December 13, 2016
    Assignee: Sichuan Haisco Pharmaceutical Co., Ltd.
    Inventors: Linlin Qin, Fangqiong Li, Shixu Yi, Huadong Luo, Xinfeng Luo, Songlin Wan, Lei Ren, Guoliang Liu, Yonggang Wei, Jianyu Liu, Peng Cho Tang
  • PHENOL DERIVATIVE AND PREPARATION METHOD AND USE IN MEDICINE THEREOF
    Publication number: 20160060197
    Abstract: The present invention relates to a phenol derivative and the preparation method and use in medicine thereof, and particular to a phenol derivative represented by general formula (A) or a stereoisomer, a solvate, a metabolite, a prodrug, a pharmaceutically acceptable salt or a cocrystal thereof, a preparation method thereof, a pharmaceutical composition comprising the same, and use of the compound or composition of the present invention in the field of the central nervous system; wherein the definitions of substituents in general formula (A) are the same as those in the Description.
    Type: Application
    Filed: November 9, 2015
    Publication date: March 3, 2016
    Applicant: Sichuan Haisco Pharmaceutical Co., Ltd.
    Inventors: Linlin QIN, Fangqiong LI, Shixu YI, Huadong LUO, Xinfeng LUO, Songlin WAN, Lei REN, Guoliang LIU, Yonggang WEI, Jianyu LIU, Peng Cho TANG