Patents Assigned to Shanghai SIMR Biotech Co., Ltd.
  • Phthalazine derivatives, preparation method, pharmaceutical composition and usage thereof
    Patent number: 11220503
    Abstract: The present invention provides a compound of formula I, a cis-trans isomer, an enantiomer, a diastereoisomer, a racemate, a solvate, a hydrate, or a pharmaceutical acceptable salt and ester thereof, a preparation method for preparing the same, a pharmaceutical composition comprising the same and a use of the compound as an ?5-GABAA receptor regulator, wherein T, Z, A and Y are as defined in the description.
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: January 11, 2022
    Assignee: Shanghai SIMR Biotech Co., Ltd.
    Inventors: Shuai Li, Yong Sun