The present invention provides a heterocyclic compound represented by the following formula (I), which has a glucagon antagonistic action and is useful for the prophylaxis or treatment of diabetes and the like, a compound represented by
wherein ring A is an optionally substituted benzene ring and the like; Y is a nitrogen atom and the like; X is —O— and the like; R4 is a hydrogen atom and the like; R5 and R6 are each independently a hydrogen atom and the like; R1 is an optionally substituted hydrocarbon group and the like; R2 is a hydrogen atom and the like; and R3 is —(CH2)3—COOH and the like, or a salt thereof.
本发明提供了一种
杂环化合物,其由以下式子(I)表示,具有
葡萄糖升高素拮抗作用,用于预防或治疗糖尿病等疾病,其中化合物由以下表示:
其中环A是可选取代的
苯环等;Y是
氮原子等;X是—O—等;R4是
氢原子等;R5和R6各自独立地是
氢原子等;R1是可选取代的烃基等;R2是
氢原子等;R3是—(
CH2)3—COOH等,或其盐。