申请人:Yamasaki Noritsugu
公开号:US20050171185A1
公开(公告)日:2005-08-04
A novel indole derivative or a salt thereof is provided, which is represented by the formula:
wherein R
1
represents an aryl lower alkyl group, said aryl group may be substituted with one or more groups selected from the group consisting of a halogen atom, an aryl group, a heterocyclic group, an aryl lower alkyl group, an aryl lower alkenyl group, a halo-lower alkyl group, a lower cycloalkyl-lower alkoxy group, a lower cycloalkoxy-lower alkyl group, an aryl lower alkynyl group, an aryloxy lower alkyl group, an aryl lower alkoxy group, a lower alkylthio group, a lower alkoxy group, and an alkenyl group; and R
2
represents a lower alkyl group, a lower alkenyl group, an aryl group, or a heterocyclic group, each of which may be substituted with a hydrogen atom, a lower alkyl group, a lower alkenyl group, or an aryl group. The compound of the present invention has blood sugar level-depressing activity and PDE5-inhibiting activity, and is useful as medicine.
本发明提供了一种新的吲哚衍生物或其盐,其表示为以下公式:其中,R1表示芳基低烷基基团,所述芳基基团可以用以下一种或多种基团替代:卤原子、芳基基团、杂环基团、芳基低烷基基团、芳基低烯基基团、卤代低烷基基团、低环烷基低烷氧基团、低环烷氧基低烷基基团、芳基低炔基基团、芳氧基低烷基基团、芳基低烷氧基团、低烷基硫基团、低烷氧基团和烯基基团;R2表示低烷基基团、低烯基基团、芳基基团或杂环基团,每个基团可以用氢原子、低烷基基团、低烯基基团或芳基基团替代。本发明化合物具有降低血糖水平的活性和PDE5抑制活性,并可用作药物。