Amidocarboxylic acid derivatives of the formula:
wherein R1 represents a hydrogen atom, etc.; R2 represents an alkylene group; R3 represents a hydrogen atom, etc.; R4 represents a hydrogen atom, etc.; X represents a substituted or unsubstituted aryl group, etc.,; Y represents an oxygen atom, etc.; Z represents an alkylene group, etc.; and W represents an alkyl group, etc.; and pharmacologically acceptable salts thereof and pharmacologically acceptable esters thereof are useful as the active ingredient of pharmaceutical compositions. They may be used to treat specified diseases, including diabetes mellitus, hyperlipemia, arteriosclerosis, hypertension, etc.
Phenylalkylcarboxylic acid derivatives of the general formula:
wherein R1 represents an alkyl group and the like, R2 represents an alkylene group, R3 represents a hydrogen atom and the like, X represents a substituted or unsubstituted aryl group and the like, Y represents an oxygen atom and the like, Z represents an alkylene group and the like, and W represents an alkyl group and the like),
the pharmacologically acceptable salts thereof or the pharmacologically acceptable esters thereof are useful as therapeutic or preventive agents for hyperglycemia and the like.
Amidocarboxylic acid derivatives of the formula:
[wherein R1 represents a hydrogen atom, etc.; R2 represents an alkylene group; R3 represents a hydrogen atom, etc; R4 represents a hydrogen atom, etc., X represents a substituted or unsubstituted aryl group, etc.; Y represents an oxygen atom, etc.; Z represents an alkylene group, etc.; and W represents an alkyl group, etc.], pharmacologically acceptable salts thereof and pharmacologically acceptable esters thereof are useful as a therapeutic agent and/or preventive agent for diabetes mellitus, hyperlipemia, arteriosclerosis, hypertension, etc.