A phosphate ester of saikosaponin a, b₁, b₂, c, d or h or saikogenin A, C or D , or a pharmaceutically acceptable salt thereof, which exhibits potent antiinflammatory activity against adjuvant arthritis and then can be used safely as a drug for the treatment and prevention of rheumatism, and a process for preparing the same characterized by phosphorylating the saikosaponin or saikogenin.
一种
柴胡皂苷 Aref=https://www.molaid.com/MS_10177 target="_blank">皂苷 a、b₁、b₂、c、d 或 h 或
柴胡皂苷 A、C 或 D 的
磷酸酯或其药学上可接受的盐,该
磷酸酯对辅助性关节炎具有强效抗炎活性,可安全地用作治疗和预防风湿病的药物,以及制备该
磷酸酯的工艺,其特征在于将柴胡
皂苷或柴胡
皂苷磷酸化。