PYRIDONE DERIVATIVES AS ACID SECRETION INHIBITORS AND PROCESS FOR PREPARATION THEREOF
申请人:Emcure Pharmaceuticals Limited
公开号:US20150232467A1
公开(公告)日:2015-08-20
The present invention relates to the preparation of stable pyridone disulphide derivatives having general formula (I) and its stereoisomers, which are useful in the treatment of gastrointestinal disorders. Pyridone disulphide derivatives (I) wherein, R
1
, R
2
and R
3
are independently alkyl, alkoxy, halogen, halogenated alkoxy, halogenated alkyl, hydrogen and could be the same or different and X is CH or N. R
1
is methyl, methoxy, fluorine, trifluoromethyl, difluoromethoxy and hydrogen, R
2
is methyl, methoxy and hydrogen, and R
3
is methyl and hydrogen.
本发明涉及制备稳定的吡啶二硫代衍生物,其通式为(I)及其立体异构体,可用于治疗胃肠道疾病。吡啶二硫代衍生物(I)中,R1、R2和R3独立地为烷基、烷氧基、卤素、卤代烷氧基、卤代烷基、氢,可以相同也可以不同,X为CH或N。其中,R1为甲基、甲氧基、氟、三氟甲基、二氟甲氧基和氢,R2为甲基、甲氧基和氢,R3为甲基和氢。