The present invention is a thiobenzimidazole derivative represented by the following formula (1)
or a medically acceptable salt thereof wherein said thiobenzimidazole derivative and a medically acceptable salt thereof have a potent activity of inhibiting human chymase. Thus, they are potential preventive and/or therapeutic agents clinically applicable to various diseases in which human chymase is involved.
3-HYDROXYMETHYLBENZO[b]THIOPHENE DERIVATIVES AND PROCESS FOR THEIR PRODUCTION
申请人:Yajima Naoki
公开号:US20090264663A1
公开(公告)日:2009-10-22
The invention provides 3-hydroxymethylbenzo[b]thiophene derivatives useful as production intermediates for chymase inhibitors, and a process for their production.
The invention relates to 3-hydroxymethylbenzo[b]thiophene derivatives represented by the following formula (II), and a process for their production.
A benzimidazole derivative or its medically acceptable salt, represented by the following formula (1), that is a human chymase activity inhibitor capable of being applied clinically:
wherein, R1 and R2 represent a hydrogen atom, an alkyl group or an alkoxy group, etc., A represents an alkylene group or an alkenylene group, E represents -COOR3, -SO3R3, -CONHR3 or -SO2NHR3, etc., G represents an alkylene group, M represents a single bond or -S(O)m-, J represents a heterocyclic group, and X represents -CH= or a nitrogen atom.