Patents Assigned to Suzhou Zelgen Biopharmaccceutical Co., Ltd.
  • Preparation method of fluoro-substituted deuterated diphenylurea
    Patent number: 8759531
    Abstract: A fluoro-substituted deuterated diphenylurea compound, especially 4-(4-(3-(4-chloro-3-(trifluoromethyl)phenyl)ureido)-3-fluorophenoxy)-2-(N-(methyl-d3))picolinamide, preparing method and use for treating or preventing tumor and relative diseases thereof.
    Type: Grant
    Filed: March 17, 2011
    Date of Patent: June 24, 2014
    Assignee: Suzhou Zelgen Biopharmaccceutical Co., Ltd.
    Inventors: Weidong Feng, Xiaoyong Gao, Xiaojun Dai