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:
1
wherein, R
1
and R
2
represent a hydrogen atom, an alkyl group or an alkoxy group, etc., A represents an alkylene group or an alkenylene group, E represents —COOR
3
, —SO
3
R
3
, —CONHR
3
or —SO
2
NHR
3
, 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.
Acid Salt of Benzimidazole Derivative and Crystal Thereof
申请人:Teramoto Mitsuru
公开号:US20080015240A1
公开(公告)日:2008-01-17
The present invention provides acid salts, such as sulfate, hydrochloride, and methanesulfonate, of 4-(1-((4-methylbenzothiophen-3-yl)methyl)benzimidazol-2-ylthio)butanoic acid and the crystals thereof. These benzimidazole derivatives and the crystals thereof have an in vivo chymase inhibitory activity and can be used as a preventive or therapeutic agent for inflammatory diseases, allergic diseases, respiratory diseases, circulatory diseases, or bone/cartilage metabolic diseases.
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.
BENZO b]THIOPHENE DERIVATIVE AND PROCESS FOR PRODUCING THE SAME
申请人:TEIJIN LIMITED
公开号:EP1362854A1
公开(公告)日:2003-11-19
The present invention is 3,4-disubstituted-benzo[b]thiophene derivatives represented by general formula (I) and processes for preparing compounds represented by general formula (V) from compounds represented by general formula (IV), preparing a mixture of compounds represented by the following formula (II) and the following formula (III) and preparing the benzo[b]thiophene derivatives represented by the above formula (I).
wherein, R1 and R2 represent each a halogen atom, a trihalomethyl group, a C1-4 alkyl group or a C1-4 alkoxy group; X represents a hydroxy group or a halogen atom; R3 and R4 represent each a hydrogen or a halogen atom, a trihalomethyl group, a C1-4 alkyl group or a C1-4 alkoxy group; and R5 represents a C1-3 alkyl group or a trifluoromethyl group.
CRYSTAL OF BENZIMIDAZOLE DERIVATIVE AND PROCESS FOR PRODUCING THE SAME
申请人:Teijin Pharma Limited
公开号:EP1626048A1
公开(公告)日:2006-02-15
Various crystal forms of 4-(1-((4-methylbenzothiophen-3-yl)methyl)benzimidazol-2-ylthio)butanoic acid from a solvent, and a process for production thereof are provided.