申请人:Takeda Chemical Industries, Ltd.
公开号:US04602027A1
公开(公告)日:1986-07-22
A compound of the formula: ##STR1## wherein R.sup.1 is (A) a group of the formula, ##STR2## wherein R.sup.4 is H, a halogen or trifluoromethyl group, or (B) a group of the formula, ##STR3## wherein n is 0 or an integer of 1 to 3; R.sup.5 is H or an alkyl group of 1 to 6 carbon atoms; respective R.sup.6 and R.sup.7 are an alkyl group of 1 to 6 carbon atoms, an alkenyl group of 2 to 6 carbon atoms, a cycloalkyl group of 3 to 7 carbon atoms, or a cycloalkenyl group of 5 to 7 carbon atoms; R.sup.6 and R.sup.7 may be combined with the neighboring carbon atom to represent a cycloalkyl group of 3 to 7 carbon atoms; a cycloalkenyl group of 5 to 7 carbon atoms, a bicycloalkyl group of 7 to 10 carbon atoms, or a bicycloalkenyl group of 7 to 10 carbon atoms; R.sup.2 is an alkyl group of 1 to 6 carbon atoms; and R.sup.3 is H, an alkyl group of 1 to 6 carbon atoms or an aralkyl group, or a pharmaceutically acceptable salt thereof. The compound has hypoglycemic, glucose tolerance improving and insulin sensitivity potentiating activities.
一种化合物的通式为:##STR1## 其中R1为(A)通式为 ##STR2## 的基团,其中R4为H、卤素或三氟甲基;或(B)通式为 ##STR3## 的基团,其中n为0或1至3的整数;R5为H或1至6个碳原子的烷基;各自独立的R6和R7为1至6个碳原子的烷基、2至6个碳原子的烯基、3至7个碳原子的环烷基或5至7个碳原子的环烯基;R6和R7可以与相邻的碳原子结合,代表3至7个碳原子的环烷基、5至7个碳原子的环烯基、7至10个碳原子的二环烷基或7至10个碳原子的二环烯基;R2为1至6个碳原子的烷基;R3为H、1至6个碳原子的烷基或芳烷基,或其药学上可接受的盐。该化合物具有降血糖、改善葡萄糖耐量和增强胰岛素敏感性的活性。