EP1803729A1 — 1-( -d-glycopyranosyl)-3-substituted nitrogenous heterocyclic compound, medicinal composition containing the same, and medicinal use thereof

USPTO Abstract

A compound having SGLT1 and/or SGLT2 inhibitory activity which is usable as an agent for the prevention or treatment of diabetes, postprandial hyperglycemia, impaired glucose tolerance, diabetic complications, obesity, etc. It is a 1-(β-D-glycopyranosyl)-3-substituted nitrogen-containing heterocyclic compound represented by the general formula (I), a prodrug, or a pharmaceutically acceptable salt thereof, or a hydrate or solvate thereof; an SGLT inhibitor containing the same; a pharmaceutical composition containing the same and a medicinal use thereof. In the formula, ring A represents optionally substituted aryl or heteroaryl; Q 1 to Q 5 independently represent a carbon atom having a hydrogen atom or substituent bonded thereto or a nitrogen atom; E represents a single bond, alkylene, -O-, -S- or -NH-; and R.represents methyl, ethyl, fluoromethyl or hydroxymethyl.