EP1548024A1 — Pyrazole derivatives, medicinal composition containing the same, medicinal use thereof, and intermediate for production thereof

USPTO Abstract

The present invention provides pyrazole derivatives represented by the general formula: wherein R 1 represents H, an optionally substituted C 1-6 alkyl group etc.; one of Q and T represents a group represented by the general formula: or a group represented by the general formula: while the other represents an optionally substituted C 1-6 alkyl group etc.; R 2 represents H, a halogen atom, OH, an optionally substituted C 1-6 alkyl group etc.; X represents a single bond, O or S; Y represents an optionally substituted C 1-6 alkylene group etc.; Z represents -R B , -COR C etc. in which R B represents an optionally substituted C 1-6 alkyl group etc.; and R C represents an optionally substituted C 1-6 alkyl group etc.,; R 4 represents H, an optionally substituted C 1-6 alkyl group etc.; and R 3 , R 5 and R 6 represent H, a halogen atom etc., pharmaceutically acceptable salts thereof or prodrugs thereof, which exhibit an excellent inhibitory activity in human SGLT1 and are useful as agents for the prevention or treatment of a disease associated with hyperglycemia such as diabetes, impaired glucose tolerance, impaired fasting glycemia, diabetic complications or obesity, and a disease associated with the increase of blood galactose level such as galactosemia, and pharmaceutical compositions comprising the same, pharmaceutical uses thereof, and intermediates for production thereof.