Patent number: 7626044
Abstract: Triptolide derivatives of Formula (I), their pharmaceutically acceptable salts and optical isomers, Formula (I): wherein, C5 and C6 are connect with each other by a C-C single bond or double bond; when C5 and C6 are connected with C-C single bond, X and Y represent independently hydrogen, oxygen, hydroxyl, halogen, lower alkyl-oxy, lower alkyl-amino, mercapto, lower alkyl-thio, the group of formula —OCOR, —OSO2OR or —OPO(OH)2, each of which is attached to C5 and C6, R represents —(CH2)nCO2Na, —(CO2)nCO2K, or —(CH2)nCH3, wherein n=1-6; Z represents hydrogen, oxygen, hydroxyl, halogen, lower alkyl-oxy, lower alkyl-amino, mercapto, lower alkyl-thio, the group of formula -OCOR, -OSO2OR or —OPO(OH)2, each of which is linked at C14-position, R represents —(CH2)nCO2Na, —(CO2)nCO2K, or —(CH2)nCH2, wherein n=1-6; wherein, the“______” linked with X, Y, and Z represents the stereochemistry orientations “” or “” , but X and Y cannot both be hydrogen atom at the same time, methods for preparing the triptolides and the
Type:
Grant
Filed:
January 28, 2003
Date of Patent:
December 1, 2009
Assignees:
Shanghai Institute of Materia Medica Chinese Academy of Sciences, Shanghai Pharmaceutical (Group) Co., Ltd.
Inventors:
Yuanchao Li, Jianping Zuo, Fan Zhang, Ru Zhou, Jian Ding
Publication number: 20070197476
Abstract: The invention relates to triptolide derivatives of Formula (I), their pharmaceutically acceptable salts and optical isomers, Formula (I): wherein, C5 and C6 connect with each other by a C—C single bond or double bond; when C5 and C6 are connected with C—C single bond, X and Y represents independently hydrogen, oxygen, hydroxyl, halogen, lower alkyl-oxy, lower alkyl-amino, mercapto, lower alkyl-thio, the group of formula —OCOR, —OSO2R or —OPO(OH)2, each of which is attached to C5 and C6, R represents —(CH2)nCO2Na, —(CO2)nCO2K, or —(CH2)nCH3, wherein n=1-6; Z represents hydrogen, oxygen, hydroxyl, halogen, lower alkyl-oxy, lower alkyl-amino, mercapto, lower alkyl-thio, the group of formula —OCOR, —OSO2R or —OPO(OH)2, each of which is linked at C14-position, R represents —(CH2)nCO2Na, —(CO2)nCO2K, or —(CH2)nCH2, wherein n=1-6; wherein, the “_” linked with X, Y, and Z represents “” or “”, but X and Y cannot both be hydrogen atom at the same time, the methods for preparing them and their use as antiphlogistic
Type:
Application
Filed:
January 28, 2003
Publication date:
August 23, 2007
Inventors:
Yuanchao Li, Jianping Zuo, Fan Zhang, Ru Zhou, Jian Ding