A propionic acid derivative having the following formula (II) and its salt:
[wherein A1 is an aryl or heterocyclic group which may have a substituent; Y2 is an alkylene chain having 1 to 5 carbon atoms; X4 is a single bond, an oxygen atom, or a sulfur atom; W1 is a naphthalene ring, a quinoline ring, an indole ring, a benzisoxazole ring, or benzo[b]thiophene ring, all of which may have a substituent; R4 is a hydrogen atom or an alkyl group having 1 to 8 carbon atoms; X5 is an oxygen atom or a sulfur atom; R5 is an alkyl group having 1 to 8 carbon atoms, an aralkyl group, or an aryl group, all of which may have a substituent] have a hypoglycemic effect and hypolipidemic activity.
具有下式(II)的
丙酸衍
生物及其盐:
[其中 A1 是芳基或杂环基团,可具有取代基;Y2 是具有 1 至 5 个碳原子的亚烷基链;X4 是单键、氧原子或
硫原子;W1 是
萘环、
喹啉环、
吲哚环、苯并
异噁唑环或苯并[b]
噻吩环,所有这些环均可具有取代基;R4 是氢原子或具有 1 至 8 个碳原子的烷基;X5 是氧原子或
硫原子;R5 是具有 1 至 8 个碳原子的烷基、芳基或芳基,所有这些基团都可以具有取代基]具有降血糖作用和降血脂活性。