公开(公告)号：EP4252756A1

公开(公告)日：2023-10-04

申请号：EP21898030.8

申请日：2021-11-25

申请人： Sansho Co., Ltd.

发明人： SUZUKI Kumiko ,  KOBAYASHI Katsutoshi ,  IMAMURA Shigeyuki ,  MOROHOSHI Toshiro

IPC分类号： A61K31/683 ,  A61P11/00 ,  A61P43/00

摘要： An object of the present invention is to provide a therapeutic agent for pulmonary fibrosis which has high therapeutic effect. The invention provides a therapeutic agent for pulmonary fibrosis which comprises, as an active ingredient, a compound represented by the following formula (I):

wherein R represents a linear or branched alkyl group having 1 to 30 carbon atoms, a linear or branched alkenyl group having 2 to 30 carbon atoms, or a linear or branched alkynyl group having 2 to 30 carbon atoms, which may contain a cycloalkane or aromatic ring; X and Y each independently represent an oxygen atom or a methylene group, provide that X and Y do not simultaneously represent a methylene group; and M represents a hydrogen atom or an alkali metal atom.