Title:
2-substitution oleanolic acid derivative, its preparing method, and its use
Document Type and Number:
Japanese Patent JP6211527
Kind Code:
B2
Abstract:
The present invention belongs to the field of natural medicine and pharmaceutical chemistry, and specifically relates to novel 2-substituted oleanolic acid derivatives of formula (I) or a pharmaceutically acceptable salt thereof, to a process for the preparation of these compounds, compositions containing such compounds and their use in preparing antineoplastic medicaments.
Inventors:
Shu Ronzen
Ron Frank
Lai Hong Si
Shefeng
Ron Frank
Lai Hong Si
Shefeng
Application Number:
JP2014543761A
Publication Date:
October 11, 2017
Filing Date:
November 30, 2012
Export Citation:
Assignee:
HANGZHOU BENSHENG PHARMACEUTICAL CO., LTD.
International Classes:
C07J63/00; A61K31/19; A61K31/215; A61K31/341; A61K31/381; A61K31/40; A61K31/4402; A61K31/4406; A61K31/445; A61K31/495; A61K31/5375; A61P35/00; A61P35/02
Attorney, Agent or Firm:
Masaki Hirota
Seiji Ozawa
Yusaku Tokai
Kazuhiro Matsuda
Makoto Horiuchi
Masako Yamauchi
Shohei Fujimoto
Shuichi Sonomoto
Akihiro Yamamura
Seiji Ozawa
Yusaku Tokai
Kazuhiro Matsuda
Makoto Horiuchi
Masako Yamauchi
Shohei Fujimoto
Shuichi Sonomoto
Akihiro Yamamura